./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/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 9b7549a4c392cf253bbff25b83e97c5c89bfd389 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 10:54:20,499 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 10:54:20,500 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 10:54:20,507 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 10:54:20,507 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 10:54:20,508 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 10:54:20,509 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 10:54:20,510 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 10:54:20,511 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 10:54:20,511 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 10:54:20,512 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 10:54:20,512 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 10:54:20,513 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 10:54:20,514 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 10:54:20,514 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 10:54:20,515 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 10:54:20,515 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 10:54:20,517 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 10:54:20,518 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 10:54:20,519 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 10:54:20,520 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 10:54:20,520 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 10:54:20,522 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 10:54:20,522 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 10:54:20,522 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 10:54:20,523 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 10:54:20,524 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 10:54:20,524 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 10:54:20,525 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 10:54:20,525 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 10:54:20,526 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 10:54:20,526 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 10:54:20,526 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 10:54:20,526 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 10:54:20,527 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 10:54:20,527 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 10:54:20,527 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 10:54:20,537 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 10:54:20,537 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 10:54:20,538 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 10:54:20,538 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 10:54:20,539 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 10:54:20,539 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 10:54:20,539 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 10:54:20,539 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 10:54:20,539 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 10:54:20,539 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 10:54:20,539 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 10:54:20,539 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 10:54:20,540 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 10:54:20,540 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 10:54:20,540 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 10:54:20,540 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 10:54:20,540 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 10:54:20,540 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 10:54:20,540 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 10:54:20,540 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 10:54:20,541 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 10:54:20,541 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 10:54:20,541 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 10:54:20,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 10:54:20,541 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 10:54:20,541 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 10:54:20,541 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 10:54:20,541 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 10:54:20,541 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 10:54:20,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 10:54:20,541 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_4096d17b-fcfb-4964-a0ce-9245d12a4c68/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 -> 9b7549a4c392cf253bbff25b83e97c5c89bfd389 [2018-12-08 10:54:20,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 10:54:20,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 10:54:20,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 10:54:20,573 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 10:54:20,573 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 10:54:20,574 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-12-08 10:54:20,607 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/data/f043a8c64/90cabe94885d406982b8773e2973bd76/FLAG76ee9edc8 [2018-12-08 10:54:21,058 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 10:54:21,059 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-12-08 10:54:21,064 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/data/f043a8c64/90cabe94885d406982b8773e2973bd76/FLAG76ee9edc8 [2018-12-08 10:54:21,073 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/data/f043a8c64/90cabe94885d406982b8773e2973bd76 [2018-12-08 10:54:21,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 10:54:21,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 10:54:21,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 10:54:21,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 10:54:21,078 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 10:54:21,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:54:21" (1/1) ... [2018-12-08 10:54:21,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21, skipping insertion in model container [2018-12-08 10:54:21,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:54:21" (1/1) ... [2018-12-08 10:54:21,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 10:54:21,104 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 10:54:21,251 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:54:21,291 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 10:54:21,338 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:54:21,353 INFO L195 MainTranslator]: Completed translation [2018-12-08 10:54:21,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21 WrapperNode [2018-12-08 10:54:21,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 10:54:21,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 10:54:21,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 10:54:21,354 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 10:54:21,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21" (1/1) ... [2018-12-08 10:54:21,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21" (1/1) ... [2018-12-08 10:54:21,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 10:54:21,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 10:54:21,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 10:54:21,373 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 10:54:21,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21" (1/1) ... [2018-12-08 10:54:21,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21" (1/1) ... [2018-12-08 10:54:21,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21" (1/1) ... [2018-12-08 10:54:21,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21" (1/1) ... [2018-12-08 10:54:21,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21" (1/1) ... [2018-12-08 10:54:21,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21" (1/1) ... [2018-12-08 10:54:21,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21" (1/1) ... [2018-12-08 10:54:21,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 10:54:21,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 10:54:21,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 10:54:21,395 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 10:54:21,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 10:54:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-08 10:54:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-08 10:54:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 10:54:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 10:54:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 10:54:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-08 10:54:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-08 10:54:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-08 10:54:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-08 10:54:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-08 10:54:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-08 10:54:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 10:54:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 10:54:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-08 10:54:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-08 10:54:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-12-08 10:54:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-12-08 10:54:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-12-08 10:54:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-12-08 10:54:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-08 10:54:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-08 10:54:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-08 10:54:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-08 10:54:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 10:54:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 10:54:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 10:54:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 10:54:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 10:54:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 10:54:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-08 10:54:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-08 10:54:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 10:54:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 10:54:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-08 10:54:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-08 10:54:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-08 10:54:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-08 10:54:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 10:54:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 10:54:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-08 10:54:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-08 10:54:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-08 10:54:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-08 10:54:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-08 10:54:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-08 10:54:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 10:54:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 10:54:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-12-08 10:54:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-12-08 10:54:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 10:54:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 10:54:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 10:54:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 10:54:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 10:54:21,433 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-08 10:54:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-08 10:54:21,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 10:54:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 10:54:21,735 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 10:54:21,735 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-08 10:54:21,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:54:21 BoogieIcfgContainer [2018-12-08 10:54:21,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 10:54:21,736 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 10:54:21,736 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 10:54:21,738 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 10:54:21,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 10:54:21" (1/3) ... [2018-12-08 10:54:21,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265df872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:54:21, skipping insertion in model container [2018-12-08 10:54:21,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:54:21" (2/3) ... [2018-12-08 10:54:21,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265df872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:54:21, skipping insertion in model container [2018-12-08 10:54:21,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:54:21" (3/3) ... [2018-12-08 10:54:21,741 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-12-08 10:54:21,749 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 10:54:21,754 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 10:54:21,763 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 10:54:21,781 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 10:54:21,781 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 10:54:21,781 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 10:54:21,781 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 10:54:21,781 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 10:54:21,781 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 10:54:21,782 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 10:54:21,782 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 10:54:21,782 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 10:54:21,799 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2018-12-08 10:54:21,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 10:54:21,807 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:54:21,807 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:54:21,809 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:54:21,814 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:54:21,814 INFO L82 PathProgramCache]: Analyzing trace with hash 2057341434, now seen corresponding path program 1 times [2018-12-08 10:54:21,816 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:54:21,816 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:54:21,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:21,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:21,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:21,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:54:21,967 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:54:21,967 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 10:54:21,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 10:54:21,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 10:54:21,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 10:54:21,978 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 2 states. [2018-12-08 10:54:22,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:54:22,001 INFO L93 Difference]: Finished difference Result 266 states and 333 transitions. [2018-12-08 10:54:22,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 10:54:22,002 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-12-08 10:54:22,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:54:22,009 INFO L225 Difference]: With dead ends: 266 [2018-12-08 10:54:22,009 INFO L226 Difference]: Without dead ends: 135 [2018-12-08 10:54:22,011 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 10:54:22,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-12-08 10:54:22,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2018-12-08 10:54:22,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-12-08 10:54:22,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 160 transitions. [2018-12-08 10:54:22,042 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 160 transitions. Word has length 51 [2018-12-08 10:54:22,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:54:22,042 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 160 transitions. [2018-12-08 10:54:22,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 10:54:22,042 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2018-12-08 10:54:22,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 10:54:22,044 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:54:22,044 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:54:22,044 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:54:22,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:54:22,045 INFO L82 PathProgramCache]: Analyzing trace with hash 886643026, now seen corresponding path program 1 times [2018-12-08 10:54:22,045 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:54:22,045 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:54:22,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:22,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:22,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:22,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:54:22,096 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:54:22,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 10:54:22,096 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 10:54:22,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 10:54:22,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 10:54:22,097 INFO L87 Difference]: Start difference. First operand 135 states and 160 transitions. Second operand 3 states. [2018-12-08 10:54:22,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:54:22,109 INFO L93 Difference]: Finished difference Result 215 states and 255 transitions. [2018-12-08 10:54:22,110 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 10:54:22,110 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-08 10:54:22,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:54:22,111 INFO L225 Difference]: With dead ends: 215 [2018-12-08 10:54:22,111 INFO L226 Difference]: Without dead ends: 126 [2018-12-08 10:54:22,112 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 10:54:22,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-12-08 10:54:22,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-12-08 10:54:22,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-12-08 10:54:22,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 148 transitions. [2018-12-08 10:54:22,119 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 148 transitions. Word has length 52 [2018-12-08 10:54:22,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:54:22,119 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 148 transitions. [2018-12-08 10:54:22,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 10:54:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 148 transitions. [2018-12-08 10:54:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 10:54:22,120 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:54:22,120 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:54:22,121 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:54:22,121 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:54:22,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1831062250, now seen corresponding path program 1 times [2018-12-08 10:54:22,121 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:54:22,121 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:54:22,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:22,122 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:22,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:22,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:54:22,201 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:54:22,201 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 10:54:22,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 10:54:22,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 10:54:22,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-08 10:54:22,202 INFO L87 Difference]: Start difference. First operand 126 states and 148 transitions. Second operand 7 states. [2018-12-08 10:54:22,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:54:22,350 INFO L93 Difference]: Finished difference Result 224 states and 269 transitions. [2018-12-08 10:54:22,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 10:54:22,350 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-12-08 10:54:22,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:54:22,351 INFO L225 Difference]: With dead ends: 224 [2018-12-08 10:54:22,351 INFO L226 Difference]: Without dead ends: 126 [2018-12-08 10:54:22,352 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-08 10:54:22,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-12-08 10:54:22,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-12-08 10:54:22,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-12-08 10:54:22,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 147 transitions. [2018-12-08 10:54:22,359 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 147 transitions. Word has length 56 [2018-12-08 10:54:22,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:54:22,359 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 147 transitions. [2018-12-08 10:54:22,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 10:54:22,359 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 147 transitions. [2018-12-08 10:54:22,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-08 10:54:22,360 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:54:22,361 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:54:22,361 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:54:22,361 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:54:22,361 INFO L82 PathProgramCache]: Analyzing trace with hash -50523387, now seen corresponding path program 1 times [2018-12-08 10:54:22,361 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:54:22,361 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:54:22,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:22,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:22,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:22,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:54:22,409 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:54:22,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 10:54:22,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 10:54:22,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 10:54:22,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 10:54:22,410 INFO L87 Difference]: Start difference. First operand 126 states and 147 transitions. Second operand 5 states. [2018-12-08 10:54:22,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:54:22,696 INFO L93 Difference]: Finished difference Result 327 states and 398 transitions. [2018-12-08 10:54:22,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 10:54:22,697 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 69 [2018-12-08 10:54:22,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:54:22,698 INFO L225 Difference]: With dead ends: 327 [2018-12-08 10:54:22,698 INFO L226 Difference]: Without dead ends: 229 [2018-12-08 10:54:22,699 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-08 10:54:22,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-12-08 10:54:22,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 211. [2018-12-08 10:54:22,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2018-12-08 10:54:22,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 243 transitions. [2018-12-08 10:54:22,712 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 243 transitions. Word has length 69 [2018-12-08 10:54:22,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:54:22,712 INFO L480 AbstractCegarLoop]: Abstraction has 211 states and 243 transitions. [2018-12-08 10:54:22,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 10:54:22,712 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 243 transitions. [2018-12-08 10:54:22,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 10:54:22,713 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:54:22,713 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:54:22,714 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:54:22,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:54:22,714 INFO L82 PathProgramCache]: Analyzing trace with hash -1952348736, now seen corresponding path program 1 times [2018-12-08 10:54:22,714 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:54:22,714 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:54:22,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:22,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:22,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:22,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:54:22,773 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:54:22,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 10:54:22,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 10:54:22,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 10:54:22,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 10:54:22,774 INFO L87 Difference]: Start difference. First operand 211 states and 243 transitions. Second operand 6 states. [2018-12-08 10:54:22,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:54:22,883 INFO L93 Difference]: Finished difference Result 559 states and 665 transitions. [2018-12-08 10:54:22,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 10:54:22,883 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2018-12-08 10:54:22,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:54:22,886 INFO L225 Difference]: With dead ends: 559 [2018-12-08 10:54:22,886 INFO L226 Difference]: Without dead ends: 376 [2018-12-08 10:54:22,887 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 10:54:22,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2018-12-08 10:54:22,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 370. [2018-12-08 10:54:22,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2018-12-08 10:54:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 426 transitions. [2018-12-08 10:54:22,910 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 426 transitions. Word has length 83 [2018-12-08 10:54:22,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:54:22,910 INFO L480 AbstractCegarLoop]: Abstraction has 370 states and 426 transitions. [2018-12-08 10:54:22,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 10:54:22,910 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 426 transitions. [2018-12-08 10:54:22,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 10:54:22,911 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:54:22,911 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:54:22,911 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:54:22,912 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:54:22,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1133774980, now seen corresponding path program 1 times [2018-12-08 10:54:22,912 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:54:22,912 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:54:22,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:22,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:22,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:22,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:54:22,992 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:54:22,992 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 10:54:22,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 10:54:22,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 10:54:22,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 10:54:22,992 INFO L87 Difference]: Start difference. First operand 370 states and 426 transitions. Second operand 7 states. [2018-12-08 10:54:23,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:54:23,290 INFO L93 Difference]: Finished difference Result 741 states and 876 transitions. [2018-12-08 10:54:23,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 10:54:23,291 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2018-12-08 10:54:23,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:54:23,292 INFO L225 Difference]: With dead ends: 741 [2018-12-08 10:54:23,292 INFO L226 Difference]: Without dead ends: 399 [2018-12-08 10:54:23,293 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-08 10:54:23,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2018-12-08 10:54:23,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 369. [2018-12-08 10:54:23,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2018-12-08 10:54:23,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 423 transitions. [2018-12-08 10:54:23,309 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 423 transitions. Word has length 87 [2018-12-08 10:54:23,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:54:23,309 INFO L480 AbstractCegarLoop]: Abstraction has 369 states and 423 transitions. [2018-12-08 10:54:23,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 10:54:23,309 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 423 transitions. [2018-12-08 10:54:23,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 10:54:23,310 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:54:23,310 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:54:23,310 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:54:23,310 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:54:23,311 INFO L82 PathProgramCache]: Analyzing trace with hash 342193107, now seen corresponding path program 1 times [2018-12-08 10:54:23,311 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:54:23,311 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:54:23,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:23,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:23,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:23,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:23,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 10:54:23,349 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:54:23,349 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 10:54:23,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 10:54:23,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 10:54:23,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 10:54:23,350 INFO L87 Difference]: Start difference. First operand 369 states and 423 transitions. Second operand 6 states. [2018-12-08 10:54:23,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:54:23,378 INFO L93 Difference]: Finished difference Result 724 states and 850 transitions. [2018-12-08 10:54:23,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 10:54:23,378 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2018-12-08 10:54:23,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:54:23,380 INFO L225 Difference]: With dead ends: 724 [2018-12-08 10:54:23,380 INFO L226 Difference]: Without dead ends: 383 [2018-12-08 10:54:23,380 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 [2018-12-08 10:54:23,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2018-12-08 10:54:23,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 379. [2018-12-08 10:54:23,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-12-08 10:54:23,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 433 transitions. [2018-12-08 10:54:23,393 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 433 transitions. Word has length 103 [2018-12-08 10:54:23,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:54:23,393 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 433 transitions. [2018-12-08 10:54:23,393 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 10:54:23,393 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 433 transitions. [2018-12-08 10:54:23,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 10:54:23,394 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:54:23,394 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:54:23,394 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:54:23,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:54:23,395 INFO L82 PathProgramCache]: Analyzing trace with hash -2024501487, now seen corresponding path program 1 times [2018-12-08 10:54:23,395 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:54:23,395 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:54:23,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:23,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:23,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:23,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 10:54:23,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:54:23,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 10:54:23,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 10:54:23,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 10:54:23,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 10:54:23,441 INFO L87 Difference]: Start difference. First operand 379 states and 433 transitions. Second operand 8 states. [2018-12-08 10:54:23,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:54:23,469 INFO L93 Difference]: Finished difference Result 744 states and 872 transitions. [2018-12-08 10:54:23,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 10:54:23,469 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2018-12-08 10:54:23,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:54:23,471 INFO L225 Difference]: With dead ends: 744 [2018-12-08 10:54:23,471 INFO L226 Difference]: Without dead ends: 393 [2018-12-08 10:54:23,472 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 [2018-12-08 10:54:23,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-12-08 10:54:23,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 387. [2018-12-08 10:54:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2018-12-08 10:54:23,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 441 transitions. [2018-12-08 10:54:23,490 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 441 transitions. Word has length 103 [2018-12-08 10:54:23,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:54:23,490 INFO L480 AbstractCegarLoop]: Abstraction has 387 states and 441 transitions. [2018-12-08 10:54:23,490 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 10:54:23,491 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 441 transitions. [2018-12-08 10:54:23,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 10:54:23,492 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:54:23,492 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:54:23,492 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:54:23,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:54:23,492 INFO L82 PathProgramCache]: Analyzing trace with hash 2029925680, now seen corresponding path program 1 times [2018-12-08 10:54:23,492 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:54:23,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:54:23,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:23,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:23,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:23,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 10:54:23,543 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:54:23,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 10:54:23,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 10:54:23,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 10:54:23,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 10:54:23,544 INFO L87 Difference]: Start difference. First operand 387 states and 441 transitions. Second operand 4 states. [2018-12-08 10:54:23,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:54:23,680 INFO L93 Difference]: Finished difference Result 1132 states and 1360 transitions. [2018-12-08 10:54:23,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 10:54:23,680 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2018-12-08 10:54:23,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:54:23,683 INFO L225 Difference]: With dead ends: 1132 [2018-12-08 10:54:23,683 INFO L226 Difference]: Without dead ends: 773 [2018-12-08 10:54:23,684 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 10:54:23,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2018-12-08 10:54:23,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 758. [2018-12-08 10:54:23,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2018-12-08 10:54:23,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 891 transitions. [2018-12-08 10:54:23,709 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 891 transitions. Word has length 103 [2018-12-08 10:54:23,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:54:23,709 INFO L480 AbstractCegarLoop]: Abstraction has 758 states and 891 transitions. [2018-12-08 10:54:23,709 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 10:54:23,709 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 891 transitions. [2018-12-08 10:54:23,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 10:54:23,710 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:54:23,710 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:54:23,710 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:54:23,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:54:23,711 INFO L82 PathProgramCache]: Analyzing trace with hash 657035318, now seen corresponding path program 1 times [2018-12-08 10:54:23,711 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:54:23,711 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:54:23,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:23,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:23,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:23,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 10:54:23,795 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 10:54:23,795 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 10:54:23,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:23,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 10:54:24,008 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:54:24,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 10:54:24,025 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-08 10:54:24,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-08 10:54:24,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-08 10:54:24,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-08 10:54:24,026 INFO L87 Difference]: Start difference. First operand 758 states and 891 transitions. Second operand 19 states. [2018-12-08 10:54:24,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:54:24,651 INFO L93 Difference]: Finished difference Result 1457 states and 1733 transitions. [2018-12-08 10:54:24,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-08 10:54:24,652 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 107 [2018-12-08 10:54:24,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:54:24,654 INFO L225 Difference]: With dead ends: 1457 [2018-12-08 10:54:24,654 INFO L226 Difference]: Without dead ends: 727 [2018-12-08 10:54:24,656 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 102 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-08 10:54:24,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2018-12-08 10:54:24,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 727. [2018-12-08 10:54:24,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 727 states. [2018-12-08 10:54:24,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 727 states and 840 transitions. [2018-12-08 10:54:24,681 INFO L78 Accepts]: Start accepts. Automaton has 727 states and 840 transitions. Word has length 107 [2018-12-08 10:54:24,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:54:24,681 INFO L480 AbstractCegarLoop]: Abstraction has 727 states and 840 transitions. [2018-12-08 10:54:24,682 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-08 10:54:24,682 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 840 transitions. [2018-12-08 10:54:24,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 10:54:24,683 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:54:24,684 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:54:24,684 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:54:24,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:54:24,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1448753525, now seen corresponding path program 1 times [2018-12-08 10:54:24,684 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:54:24,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:54:24,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:24,685 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:24,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:54:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:24,774 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 10:54:24,775 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 10:54:24,775 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 10:54:24,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:54:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:54:24,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 10:54:24,952 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 10:54:24,967 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 10:54:24,967 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-08 10:54:24,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-08 10:54:24,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-08 10:54:24,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-08 10:54:24,968 INFO L87 Difference]: Start difference. First operand 727 states and 840 transitions. Second operand 19 states. [2018-12-08 10:54:25,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:54:25,464 INFO L93 Difference]: Finished difference Result 1207 states and 1416 transitions. [2018-12-08 10:54:25,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-08 10:54:25,464 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 158 [2018-12-08 10:54:25,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:54:25,465 INFO L225 Difference]: With dead ends: 1207 [2018-12-08 10:54:25,465 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 10:54:25,467 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-08 10:54:25,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 10:54:25,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 10:54:25,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 10:54:25,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 10:54:25,467 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2018-12-08 10:54:25,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:54:25,467 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 10:54:25,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-08 10:54:25,467 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 10:54:25,467 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 10:54:25,470 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 10:54:25,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 10:54:25,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 10:54:25,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 10:54:25,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 10:54:25,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 10:54:25,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 10:54:26,064 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2018-12-08 10:54:26,799 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2018-12-08 10:54:27,106 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 902 908) the Hoare annotation is: true [2018-12-08 10:54:27,106 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 902 908) no Hoare annotation was computed. [2018-12-08 10:54:27,106 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 909 917) no Hoare annotation was computed. [2018-12-08 10:54:27,106 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 909 917) the Hoare annotation is: true [2018-12-08 10:54:27,107 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 909 917) no Hoare annotation was computed. [2018-12-08 10:54:27,107 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 497 519) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:54:27,107 INFO L444 ceAbstractionStarter]: At program point L509(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:54:27,107 INFO L444 ceAbstractionStarter]: At program point L509-1(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:54:27,107 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 514) no Hoare annotation was computed. [2018-12-08 10:54:27,107 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 507 514) no Hoare annotation was computed. [2018-12-08 10:54:27,107 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-08 10:54:27,107 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 497 519) no Hoare annotation was computed. [2018-12-08 10:54:27,107 INFO L444 ceAbstractionStarter]: At program point L504(line 504) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:54:27,107 INFO L444 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:54:27,107 INFO L444 ceAbstractionStarter]: At program point L503-1(line 503) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:54:27,107 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 497 519) no Hoare annotation was computed. [2018-12-08 10:54:27,107 INFO L444 ceAbstractionStarter]: At program point L574(line 574) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse0 .cse1)))) [2018-12-08 10:54:27,107 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 580) no Hoare annotation was computed. [2018-12-08 10:54:27,108 INFO L444 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0))) [2018-12-08 10:54:27,108 INFO L448 ceAbstractionStarter]: For program point L570-1(line 570) no Hoare annotation was computed. [2018-12-08 10:54:27,108 INFO L448 ceAbstractionStarter]: For program point L568(lines 568 585) no Hoare annotation was computed. [2018-12-08 10:54:27,108 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 564 588) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 10:54:27,108 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 564 588) no Hoare annotation was computed. [2018-12-08 10:54:27,108 INFO L444 ceAbstractionStarter]: At program point L583(line 583) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-12-08 10:54:27,108 INFO L448 ceAbstractionStarter]: For program point L583-1(lines 564 588) no Hoare annotation was computed. [2018-12-08 10:54:27,108 INFO L444 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (let ((.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0 .cse3) (or .cse3 .cse0 .cse1))) [2018-12-08 10:54:27,108 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 659 667) no Hoare annotation was computed. [2018-12-08 10:54:27,108 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 659 667) the Hoare annotation is: true [2018-12-08 10:54:27,108 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 659 667) no Hoare annotation was computed. [2018-12-08 10:54:27,108 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 895 901) no Hoare annotation was computed. [2018-12-08 10:54:27,108 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 895 901) the Hoare annotation is: true [2018-12-08 10:54:27,108 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 483 493) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:54:27,108 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 483 493) no Hoare annotation was computed. [2018-12-08 10:54:27,108 INFO L444 ceAbstractionStarter]: At program point L488(line 488) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:54:27,108 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 483 493) no Hoare annotation was computed. [2018-12-08 10:54:27,108 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 648 658) the Hoare annotation is: true [2018-12-08 10:54:27,109 INFO L451 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: true [2018-12-08 10:54:27,109 INFO L448 ceAbstractionStarter]: For program point L653-1(line 653) no Hoare annotation was computed. [2018-12-08 10:54:27,109 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 648 658) no Hoare annotation was computed. [2018-12-08 10:54:27,109 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 648 658) no Hoare annotation was computed. [2018-12-08 10:54:27,109 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 640 647) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (= 0 |old(~pumpRunning~0)|)) [2018-12-08 10:54:27,109 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 640 647) no Hoare annotation was computed. [2018-12-08 10:54:27,109 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 640 647) no Hoare annotation was computed. [2018-12-08 10:54:27,109 INFO L448 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2018-12-08 10:54:27,109 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 869 882) no Hoare annotation was computed. [2018-12-08 10:54:27,109 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 869 882) the Hoare annotation is: true [2018-12-08 10:54:27,109 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 869 882) no Hoare annotation was computed. [2018-12-08 10:54:27,109 INFO L444 ceAbstractionStarter]: At program point L609(line 609) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse0) (or .cse4 .cse0 .cse2))) [2018-12-08 10:54:27,109 INFO L448 ceAbstractionStarter]: For program point L609-1(lines 590 614) no Hoare annotation was computed. [2018-12-08 10:54:27,109 INFO L444 ceAbstractionStarter]: At program point L604(line 604) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1))) [2018-12-08 10:54:27,109 INFO L444 ceAbstractionStarter]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 10:54:27,109 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 590 614) no Hoare annotation was computed. [2018-12-08 10:54:27,109 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 606) no Hoare annotation was computed. [2018-12-08 10:54:27,109 INFO L444 ceAbstractionStarter]: At program point L596(line 596) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-12-08 10:54:27,110 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 590 614) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 10:54:27,110 INFO L448 ceAbstractionStarter]: For program point L596-1(line 596) no Hoare annotation was computed. [2018-12-08 10:54:27,110 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 611) no Hoare annotation was computed. [2018-12-08 10:54:27,110 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 556 562) no Hoare annotation was computed. [2018-12-08 10:54:27,110 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 556 562) the Hoare annotation is: true [2018-12-08 10:54:27,110 INFO L444 ceAbstractionStarter]: At program point L770-2(lines 764 775) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-08 10:54:27,110 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 724 787) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:54:27,110 INFO L448 ceAbstractionStarter]: For program point L735(lines 734 779) no Hoare annotation was computed. [2018-12-08 10:54:27,110 INFO L448 ceAbstractionStarter]: For program point L764(lines 764 775) no Hoare annotation was computed. [2018-12-08 10:54:27,110 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 724 787) no Hoare annotation was computed. [2018-12-08 10:54:27,110 INFO L444 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-08 10:54:27,110 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 760) no Hoare annotation was computed. [2018-12-08 10:54:27,110 INFO L448 ceAbstractionStarter]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2018-12-08 10:54:27,110 INFO L444 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (and (= 0 ~pumpRunning~0) .cse0) (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-08 10:54:27,110 INFO L444 ceAbstractionStarter]: At program point L777(lines 734 779) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-08 10:54:27,110 INFO L448 ceAbstractionStarter]: For program point L744(lines 744 750) no Hoare annotation was computed. [2018-12-08 10:54:27,110 INFO L448 ceAbstractionStarter]: For program point L744-1(lines 744 750) no Hoare annotation was computed. [2018-12-08 10:54:27,110 INFO L448 ceAbstractionStarter]: For program point L736(lines 736 740) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L444 ceAbstractionStarter]: At program point L780(lines 733 781) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 724 787) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point L770(lines 770 774) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 615 622) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 615 622) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 615 622) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 928 956) the Hoare annotation is: true [2018-12-08 10:54:27,111 INFO L444 ceAbstractionStarter]: At program point L943(line 943) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point L941(lines 941 947) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 950) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L444 ceAbstractionStarter]: At program point L938(line 938) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point L938-1(line 938) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point L936(lines 936 953) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point L936-1(lines 928 956) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L451 ceAbstractionStarter]: At program point L934(line 934) the Hoare annotation is: true [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point L934-1(line 934) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 928 956) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 920 927) the Hoare annotation is: true [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 920 927) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 920 927) no Hoare annotation was computed. [2018-12-08 10:54:27,111 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 623 639) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L444 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= activatePump_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point L634-1(lines 623 639) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 623 639) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point L630(lines 630 636) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L444 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point L628-1(line 628) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 704 722) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point L713(lines 713 717) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L451 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point L713-2(lines 713 717) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point L711-1(line 711) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 704 722) the Hoare annotation is: true [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 704 722) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 816 827) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 816 827) no Hoare annotation was computed. [2018-12-08 10:54:27,112 INFO L448 ceAbstractionStarter]: For program point L820-1(lines 816 827) no Hoare annotation was computed. [2018-12-08 10:54:27,113 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 828 836) the Hoare annotation is: true [2018-12-08 10:54:27,113 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 828 836) no Hoare annotation was computed. [2018-12-08 10:54:27,113 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 828 836) no Hoare annotation was computed. [2018-12-08 10:54:27,113 INFO L444 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse1 .cse3 .cse7 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse3 .cse8 .cse7) (or .cse0 .cse8 .cse3)))) [2018-12-08 10:54:27,113 INFO L444 ceAbstractionStarter]: At program point L543(lines 543 549) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse6 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse6 .cse3 .cse1 .cse7) (or .cse0 (= 0 ~pumpRunning~0) .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 .cse7)))) [2018-12-08 10:54:27,113 INFO L444 ceAbstractionStarter]: At program point L538(line 538) the Hoare annotation is: (let ((.cse1 (and (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-12-08 10:54:27,113 INFO L448 ceAbstractionStarter]: For program point L536(lines 535 554) no Hoare annotation was computed. [2018-12-08 10:54:27,113 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 532 555) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse1)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse7 .cse2 .cse8) (or .cse0 .cse2 .cse7) (or .cse4 .cse5 .cse2 .cse6 .cse8) (or .cse1 .cse2 .cse3 .cse8)))) [2018-12-08 10:54:27,113 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 532 555) no Hoare annotation was computed. [2018-12-08 10:54:27,113 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 532 555) no Hoare annotation was computed. [2018-12-08 10:54:27,113 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2018-12-08 10:54:27,113 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2018-12-08 10:54:27,113 INFO L451 ceAbstractionStarter]: At program point L442(lines 417 446) the Hoare annotation is: true [2018-12-08 10:54:27,113 INFO L448 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2018-12-08 10:54:27,113 INFO L448 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2018-12-08 10:54:27,113 INFO L451 ceAbstractionStarter]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2018-12-08 10:54:27,113 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-12-08 10:54:27,113 INFO L451 ceAbstractionStarter]: At program point L427-2(lines 427 441) the Hoare annotation is: true [2018-12-08 10:54:27,114 INFO L451 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-12-08 10:54:27,114 INFO L448 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-12-08 10:54:27,114 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 792 803) the Hoare annotation is: true [2018-12-08 10:54:27,114 INFO L448 ceAbstractionStarter]: For program point L796-1(lines 792 803) no Hoare annotation was computed. [2018-12-08 10:54:27,114 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 792 803) no Hoare annotation was computed. [2018-12-08 10:54:27,114 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 474 480) no Hoare annotation was computed. [2018-12-08 10:54:27,114 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 474 480) the Hoare annotation is: true [2018-12-08 10:54:27,114 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 10:54:27,114 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-08 10:54:27,114 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 10:54:27,114 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 10:54:27,114 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 804 815) no Hoare annotation was computed. [2018-12-08 10:54:27,114 INFO L448 ceAbstractionStarter]: For program point L808-1(lines 804 815) no Hoare annotation was computed. [2018-12-08 10:54:27,114 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 804 815) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-12-08 10:54:27,114 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2018-12-08 10:54:27,114 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2018-12-08 10:54:27,114 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2018-12-08 10:54:27,114 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2018-12-08 10:54:27,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 10:54:27 BoogieIcfgContainer [2018-12-08 10:54:27,121 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 10:54:27,122 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 10:54:27,122 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 10:54:27,122 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 10:54:27,122 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:54:21" (3/4) ... [2018-12-08 10:54:27,124 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 10:54:27,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-08 10:54:27,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-08 10:54:27,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-08 10:54:27,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-08 10:54:27,130 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 10:54:27,130 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-08 10:54:27,134 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-08 10:54:27,134 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-08 10:54:27,134 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-08 10:54:27,135 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 10:54:27,135 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 10:54:27,135 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 10:54:27,152 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) [2018-12-08 10:54:27,153 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-08 10:54:27,175 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4096d17b-fcfb-4964-a0ce-9245d12a4c68/bin-2019/uautomizer/witness.graphml [2018-12-08 10:54:27,175 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 10:54:27,176 INFO L168 Benchmark]: Toolchain (without parser) took 6100.42 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 370.7 MB). Free memory was 951.7 MB in the beginning and 1.3 GB in the end (delta: -393.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:54:27,176 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:54:27,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -159.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2018-12-08 10:54:27,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:54:27,176 INFO L168 Benchmark]: Boogie Preprocessor took 20.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:54:27,176 INFO L168 Benchmark]: RCFGBuilder took 340.86 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: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 11.5 GB. [2018-12-08 10:54:27,177 INFO L168 Benchmark]: TraceAbstraction took 5385.81 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 243.3 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -292.4 MB). Peak memory consumption was 420.3 MB. Max. memory is 11.5 GB. [2018-12-08 10:54:27,177 INFO L168 Benchmark]: Witness Printer took 53.41 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2018-12-08 10:54:27,178 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 277.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -159.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 340.86 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: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5385.81 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 243.3 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -292.4 MB). Peak memory consumption was 420.3 MB. Max. memory is 11.5 GB. * Witness Printer took 53.41 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 148 locations, 1 error locations. SAFE Result, 5.3s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1915 SDtfs, 1285 SDslu, 7171 SDs, 0 SdLazy, 3187 SolverSat, 303 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 408 GetRequests, 299 SyntacticMatches, 3 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=758occurred 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: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 79 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1644 PreInvPairs, 1728 NumberOfFragments, 1442 HoareAnnotationTreeSize, 1644 FomulaSimplifications, 2105 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 62 FomulaSimplificationsInter, 6397 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1237 NumberOfCodeBlocks, 1237 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1224 ConstructedInterpolants, 0 QuantifiedInterpolants, 203761 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1668 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 107/111 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...