./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/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 ef0694c6828fdd41a19c9b426d075f4f4dde925f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:36:49,503 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:36:49,504 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:36:49,511 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:36:49,511 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:36:49,512 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:36:49,513 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:36:49,514 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:36:49,515 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:36:49,515 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:36:49,516 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:36:49,516 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:36:49,517 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:36:49,517 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:36:49,518 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:36:49,519 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:36:49,519 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:36:49,520 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:36:49,522 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:36:49,522 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:36:49,523 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:36:49,524 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:36:49,525 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:36:49,526 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:36:49,526 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:36:49,526 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:36:49,527 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:36:49,527 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:36:49,528 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:36:49,528 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:36:49,529 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:36:49,529 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:36:49,529 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:36:49,529 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:36:49,530 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:36:49,531 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:36:49,531 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 16:36:49,537 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:36:49,538 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:36:49,538 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:36:49,538 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:36:49,538 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:36:49,539 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:36:49,539 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:36:49,539 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:36:49,539 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:36:49,539 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:36:49,539 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:36:49,539 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:36:49,540 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:36:49,540 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:36:49,540 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:36:49,540 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:36:49,540 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:36:49,540 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:36:49,540 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:36:49,541 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:36:49,541 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:36:49,541 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:36:49,541 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:36:49,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:36:49,541 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:36:49,541 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:36:49,542 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:36:49,542 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:36:49,542 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:36:49,542 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:36:49,542 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_22a5b550-587d-49bd-81f7-b1e6d9e6562a/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 -> ef0694c6828fdd41a19c9b426d075f4f4dde925f [2018-11-18 16:36:49,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:36:49,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:36:49,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:36:49,572 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:36:49,572 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:36:49,573 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c [2018-11-18 16:36:49,609 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/data/01964e744/e1f811aa525147dab90de4a6013f16ef/FLAGfb03590d4 [2018-11-18 16:36:50,028 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:36:50,028 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/sv-benchmarks/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c [2018-11-18 16:36:50,034 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/data/01964e744/e1f811aa525147dab90de4a6013f16ef/FLAGfb03590d4 [2018-11-18 16:36:50,042 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/data/01964e744/e1f811aa525147dab90de4a6013f16ef [2018-11-18 16:36:50,044 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:36:50,044 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:36:50,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:36:50,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:36:50,048 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:36:50,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:36:50" (1/1) ... [2018-11-18 16:36:50,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70682c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:36:50, skipping insertion in model container [2018-11-18 16:36:50,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:36:50" (1/1) ... [2018-11-18 16:36:50,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:36:50,085 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:36:50,269 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:36:50,277 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:36:50,381 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:36:50,398 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:36:50,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:36:50 WrapperNode [2018-11-18 16:36:50,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:36:50,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:36:50,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:36:50,399 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:36:50,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:36:50" (1/1) ... [2018-11-18 16:36:50,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:36:50" (1/1) ... [2018-11-18 16:36:50,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:36:50" (1/1) ... [2018-11-18 16:36:50,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:36:50" (1/1) ... [2018-11-18 16:36:50,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:36:50" (1/1) ... [2018-11-18 16:36:50,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:36:50" (1/1) ... [2018-11-18 16:36:50,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:36:50" (1/1) ... [2018-11-18 16:36:50,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:36:50,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:36:50,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:36:50,459 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:36:50,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:36:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:36:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:36:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:36:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 16:36:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-18 16:36:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:36:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 16:36:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:36:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:36:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:36:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:36:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:36:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:36:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:36:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 16:36:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:36:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 16:36:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:36:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 16:36:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:36:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:36:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:36:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:36:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:36:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:36:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:36:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 16:36:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 16:36:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 16:36:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:36:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 16:36:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 16:36:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 16:36:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 16:36:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 16:36:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 16:36:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:36:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 16:36:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:36:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:36:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:36:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:36:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:36:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 16:36:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:36:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:36:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:36:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-18 16:36:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 16:36:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:36:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:36:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:36:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:36:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:36:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:36:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:36:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 16:36:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 16:36:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:36:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:36:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:36:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:36:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 16:36:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 16:36:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:36:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 16:36:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 16:36:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:36:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:36:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:36:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:36:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:36:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 16:36:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:36:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 16:36:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 16:36:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:36:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:36:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:36:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 16:36:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:36:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 16:36:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 16:36:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:36:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 16:36:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 16:36:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 16:36:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 16:36:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:36:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:36:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:36:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:36:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:36:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:36:51,474 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:36:51,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:36:51 BoogieIcfgContainer [2018-11-18 16:36:51,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:36:51,475 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:36:51,475 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:36:51,478 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:36:51,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:36:50" (1/3) ... [2018-11-18 16:36:51,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc9cd7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:36:51, skipping insertion in model container [2018-11-18 16:36:51,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:36:50" (2/3) ... [2018-11-18 16:36:51,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc9cd7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:36:51, skipping insertion in model container [2018-11-18 16:36:51,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:36:51" (3/3) ... [2018-11-18 16:36:51,480 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product47_true-unreach-call_false-termination.cil.c [2018-11-18 16:36:51,485 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:36:51,491 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:36:51,503 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:36:51,527 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:36:51,527 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:36:51,527 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:36:51,527 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:36:51,528 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:36:51,528 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:36:51,528 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:36:51,528 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:36:51,528 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:36:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2018-11-18 16:36:51,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 16:36:51,548 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:36:51,549 INFO L375 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] [2018-11-18 16:36:51,551 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:36:51,554 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:36:51,555 INFO L82 PathProgramCache]: Analyzing trace with hash -1704526989, now seen corresponding path program 1 times [2018-11-18 16:36:51,556 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:36:51,556 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:36:51,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:51,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:51,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:51,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:36:51,742 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:36:51,743 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:36:51,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:36:51,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:36:51,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:36:51,755 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 2 states. [2018-11-18 16:36:51,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:36:51,783 INFO L93 Difference]: Finished difference Result 276 states and 345 transitions. [2018-11-18 16:36:51,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:36:51,784 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 16:36:51,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:36:51,791 INFO L225 Difference]: With dead ends: 276 [2018-11-18 16:36:51,792 INFO L226 Difference]: Without dead ends: 138 [2018-11-18 16:36:51,794 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:36:51,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-11-18 16:36:51,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2018-11-18 16:36:51,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-11-18 16:36:51,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 164 transitions. [2018-11-18 16:36:51,824 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 164 transitions. Word has length 46 [2018-11-18 16:36:51,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:36:51,825 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 164 transitions. [2018-11-18 16:36:51,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:36:51,825 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 164 transitions. [2018-11-18 16:36:51,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 16:36:51,826 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:36:51,827 INFO L375 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] [2018-11-18 16:36:51,827 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:36:51,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:36:51,827 INFO L82 PathProgramCache]: Analyzing trace with hash -928698886, now seen corresponding path program 1 times [2018-11-18 16:36:51,827 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:36:51,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:36:51,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:51,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:51,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:51,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:36:51,909 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:36:51,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:36:51,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:36:51,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:36:51,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:36:51,911 INFO L87 Difference]: Start difference. First operand 138 states and 164 transitions. Second operand 3 states. [2018-11-18 16:36:51,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:36:51,942 INFO L93 Difference]: Finished difference Result 217 states and 257 transitions. [2018-11-18 16:36:51,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:36:51,942 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 16:36:51,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:36:51,944 INFO L225 Difference]: With dead ends: 217 [2018-11-18 16:36:51,944 INFO L226 Difference]: Without dead ends: 128 [2018-11-18 16:36:51,945 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:36:51,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-11-18 16:36:51,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-11-18 16:36:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-11-18 16:36:51,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2018-11-18 16:36:51,953 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 48 [2018-11-18 16:36:51,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:36:51,953 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2018-11-18 16:36:51,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:36:51,953 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2018-11-18 16:36:51,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 16:36:51,955 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:36:51,955 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:36:51,955 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:36:51,955 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:36:51,955 INFO L82 PathProgramCache]: Analyzing trace with hash 516739964, now seen corresponding path program 1 times [2018-11-18 16:36:51,955 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:36:51,955 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:36:51,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:51,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:51,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:52,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:36:52,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:36:52,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:36:52,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:36:52,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:36:52,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:36:52,076 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand 7 states. [2018-11-18 16:36:52,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:36:52,504 INFO L93 Difference]: Finished difference Result 387 states and 472 transitions. [2018-11-18 16:36:52,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:36:52,505 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-18 16:36:52,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:36:52,508 INFO L225 Difference]: With dead ends: 387 [2018-11-18 16:36:52,508 INFO L226 Difference]: Without dead ends: 283 [2018-11-18 16:36:52,511 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:36:52,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2018-11-18 16:36:52,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 275. [2018-11-18 16:36:52,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-11-18 16:36:52,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 335 transitions. [2018-11-18 16:36:52,538 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 335 transitions. Word has length 52 [2018-11-18 16:36:52,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:36:52,538 INFO L480 AbstractCegarLoop]: Abstraction has 275 states and 335 transitions. [2018-11-18 16:36:52,539 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:36:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 335 transitions. [2018-11-18 16:36:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 16:36:52,540 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:36:52,540 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:36:52,541 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:36:52,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:36:52,541 INFO L82 PathProgramCache]: Analyzing trace with hash 106903628, now seen corresponding path program 1 times [2018-11-18 16:36:52,541 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:36:52,541 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:36:52,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:52,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:52,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:52,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:52,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:36:52,630 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:36:52,630 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:36:52,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:36:52,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:36:52,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:36:52,631 INFO L87 Difference]: Start difference. First operand 275 states and 335 transitions. Second operand 6 states. [2018-11-18 16:36:52,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:36:52,788 INFO L93 Difference]: Finished difference Result 762 states and 953 transitions. [2018-11-18 16:36:52,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:36:52,789 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-11-18 16:36:52,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:36:52,792 INFO L225 Difference]: With dead ends: 762 [2018-11-18 16:36:52,792 INFO L226 Difference]: Without dead ends: 511 [2018-11-18 16:36:52,794 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:36:52,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2018-11-18 16:36:52,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 505. [2018-11-18 16:36:52,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2018-11-18 16:36:52,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 620 transitions. [2018-11-18 16:36:52,827 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 620 transitions. Word has length 58 [2018-11-18 16:36:52,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:36:52,828 INFO L480 AbstractCegarLoop]: Abstraction has 505 states and 620 transitions. [2018-11-18 16:36:52,828 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:36:52,828 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 620 transitions. [2018-11-18 16:36:52,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 16:36:52,830 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:36:52,831 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:36:52,831 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:36:52,831 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:36:52,831 INFO L82 PathProgramCache]: Analyzing trace with hash -601742896, now seen corresponding path program 1 times [2018-11-18 16:36:52,831 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:36:52,831 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:36:52,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:52,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:52,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:52,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:36:52,932 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:36:52,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:36:52,933 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:36:52,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:36:52,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:36:52,933 INFO L87 Difference]: Start difference. First operand 505 states and 620 transitions. Second operand 7 states. [2018-11-18 16:36:53,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:36:53,402 INFO L93 Difference]: Finished difference Result 1342 states and 1753 transitions. [2018-11-18 16:36:53,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:36:53,405 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2018-11-18 16:36:53,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:36:53,409 INFO L225 Difference]: With dead ends: 1342 [2018-11-18 16:36:53,409 INFO L226 Difference]: Without dead ends: 861 [2018-11-18 16:36:53,412 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:36:53,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2018-11-18 16:36:53,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 759. [2018-11-18 16:36:53,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 759 states. [2018-11-18 16:36:53,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 759 states and 921 transitions. [2018-11-18 16:36:53,456 INFO L78 Accepts]: Start accepts. Automaton has 759 states and 921 transitions. Word has length 62 [2018-11-18 16:36:53,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:36:53,457 INFO L480 AbstractCegarLoop]: Abstraction has 759 states and 921 transitions. [2018-11-18 16:36:53,457 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:36:53,457 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 921 transitions. [2018-11-18 16:36:53,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 16:36:53,459 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:36:53,459 INFO L375 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] [2018-11-18 16:36:53,460 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:36:53,460 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:36:53,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1529490464, now seen corresponding path program 1 times [2018-11-18 16:36:53,460 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:36:53,460 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:36:53,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:53,461 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:53,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:53,526 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:36:53,527 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:36:53,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:36:53,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:36:53,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:36:53,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:36:53,528 INFO L87 Difference]: Start difference. First operand 759 states and 921 transitions. Second operand 6 states. [2018-11-18 16:36:53,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:36:53,581 INFO L93 Difference]: Finished difference Result 1522 states and 1906 transitions. [2018-11-18 16:36:53,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:36:53,582 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-18 16:36:53,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:36:53,586 INFO L225 Difference]: With dead ends: 1522 [2018-11-18 16:36:53,586 INFO L226 Difference]: Without dead ends: 787 [2018-11-18 16:36:53,588 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:36:53,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 787 states. [2018-11-18 16:36:53,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 787 to 779. [2018-11-18 16:36:53,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 779 states. [2018-11-18 16:36:53,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 941 transitions. [2018-11-18 16:36:53,633 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 941 transitions. Word has length 99 [2018-11-18 16:36:53,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:36:53,634 INFO L480 AbstractCegarLoop]: Abstraction has 779 states and 941 transitions. [2018-11-18 16:36:53,634 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:36:53,634 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 941 transitions. [2018-11-18 16:36:53,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 16:36:53,636 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:36:53,636 INFO L375 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] [2018-11-18 16:36:53,636 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:36:53,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:36:53,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1871990494, now seen corresponding path program 1 times [2018-11-18 16:36:53,637 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:36:53,637 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:36:53,637 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:53,637 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:53,637 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:53,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:36:53,708 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:36:53,708 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 16:36:53,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 16:36:53,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 16:36:53,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:36:53,709 INFO L87 Difference]: Start difference. First operand 779 states and 941 transitions. Second operand 8 states. [2018-11-18 16:36:53,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:36:53,770 INFO L93 Difference]: Finished difference Result 1562 states and 1946 transitions. [2018-11-18 16:36:53,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:36:53,770 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-11-18 16:36:53,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:36:53,774 INFO L225 Difference]: With dead ends: 1562 [2018-11-18 16:36:53,774 INFO L226 Difference]: Without dead ends: 807 [2018-11-18 16:36:53,776 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:36:53,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2018-11-18 16:36:53,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 795. [2018-11-18 16:36:53,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 795 states. [2018-11-18 16:36:53,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 957 transitions. [2018-11-18 16:36:53,815 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 957 transitions. Word has length 99 [2018-11-18 16:36:53,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:36:53,815 INFO L480 AbstractCegarLoop]: Abstraction has 795 states and 957 transitions. [2018-11-18 16:36:53,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 16:36:53,816 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 957 transitions. [2018-11-18 16:36:53,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 16:36:53,817 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:36:53,817 INFO L375 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] [2018-11-18 16:36:53,818 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:36:53,818 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:36:53,818 INFO L82 PathProgramCache]: Analyzing trace with hash -1879749853, now seen corresponding path program 1 times [2018-11-18 16:36:53,818 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:36:53,818 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:36:53,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:53,819 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:53,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:53,912 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:36:53,912 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:36:53,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:36:53,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:36:53,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:36:53,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:36:53,913 INFO L87 Difference]: Start difference. First operand 795 states and 957 transitions. Second operand 4 states. [2018-11-18 16:36:54,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:36:54,138 INFO L93 Difference]: Finished difference Result 2523 states and 3186 transitions. [2018-11-18 16:36:54,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:36:54,139 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-18 16:36:54,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:36:54,145 INFO L225 Difference]: With dead ends: 2523 [2018-11-18 16:36:54,145 INFO L226 Difference]: Without dead ends: 1752 [2018-11-18 16:36:54,148 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:36:54,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1752 states. [2018-11-18 16:36:54,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1752 to 1721. [2018-11-18 16:36:54,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1721 states. [2018-11-18 16:36:54,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1721 states and 2125 transitions. [2018-11-18 16:36:54,234 INFO L78 Accepts]: Start accepts. Automaton has 1721 states and 2125 transitions. Word has length 99 [2018-11-18 16:36:54,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:36:54,234 INFO L480 AbstractCegarLoop]: Abstraction has 1721 states and 2125 transitions. [2018-11-18 16:36:54,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:36:54,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2125 transitions. [2018-11-18 16:36:54,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 16:36:54,237 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:36:54,237 INFO L375 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] [2018-11-18 16:36:54,238 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:36:54,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:36:54,238 INFO L82 PathProgramCache]: Analyzing trace with hash -79038595, now seen corresponding path program 1 times [2018-11-18 16:36:54,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:36:54,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:36:54,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:54,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:54,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:54,354 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:36:54,355 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:36:54,355 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:36:54,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:54,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:36:54,640 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:36:54,666 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:36:54,666 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 16:36:54,666 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 16:36:54,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 16:36:54,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:36:54,667 INFO L87 Difference]: Start difference. First operand 1721 states and 2125 transitions. Second operand 19 states. [2018-11-18 16:36:55,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:36:55,756 INFO L93 Difference]: Finished difference Result 3388 states and 4230 transitions. [2018-11-18 16:36:55,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 16:36:55,756 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-11-18 16:36:55,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:36:55,764 INFO L225 Difference]: With dead ends: 3388 [2018-11-18 16:36:55,764 INFO L226 Difference]: Without dead ends: 1691 [2018-11-18 16:36:55,769 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 16:36:55,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1691 states. [2018-11-18 16:36:55,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1691 to 1691. [2018-11-18 16:36:55,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1691 states. [2018-11-18 16:36:55,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1691 states and 2043 transitions. [2018-11-18 16:36:55,852 INFO L78 Accepts]: Start accepts. Automaton has 1691 states and 2043 transitions. Word has length 103 [2018-11-18 16:36:55,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:36:55,853 INFO L480 AbstractCegarLoop]: Abstraction has 1691 states and 2043 transitions. [2018-11-18 16:36:55,853 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 16:36:55,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2043 transitions. [2018-11-18 16:36:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 16:36:55,860 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:36:55,860 INFO L375 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:36:55,860 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:36:55,860 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:36:55,860 INFO L82 PathProgramCache]: Analyzing trace with hash 2075173290, now seen corresponding path program 1 times [2018-11-18 16:36:55,860 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:36:55,860 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:36:55,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:55,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:55,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:55,938 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 16:36:55,938 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:36:55,938 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:36:55,947 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:56,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:36:56,070 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 16:36:56,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:36:56,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-18 16:36:56,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:36:56,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:36:56,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:36:56,096 INFO L87 Difference]: Start difference. First operand 1691 states and 2043 transitions. Second operand 6 states. [2018-11-18 16:36:56,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:36:56,818 INFO L93 Difference]: Finished difference Result 3894 states and 4966 transitions. [2018-11-18 16:36:56,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 16:36:56,819 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 159 [2018-11-18 16:36:56,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:36:56,830 INFO L225 Difference]: With dead ends: 3894 [2018-11-18 16:36:56,830 INFO L226 Difference]: Without dead ends: 2549 [2018-11-18 16:36:56,835 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:36:56,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2549 states. [2018-11-18 16:36:56,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2549 to 2209. [2018-11-18 16:36:56,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2209 states. [2018-11-18 16:36:57,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 2209 states and 2683 transitions. [2018-11-18 16:36:57,004 INFO L78 Accepts]: Start accepts. Automaton has 2209 states and 2683 transitions. Word has length 159 [2018-11-18 16:36:57,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:36:57,005 INFO L480 AbstractCegarLoop]: Abstraction has 2209 states and 2683 transitions. [2018-11-18 16:36:57,005 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:36:57,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 2683 transitions. [2018-11-18 16:36:57,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 16:36:57,010 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:36:57,010 INFO L375 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, 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] [2018-11-18 16:36:57,010 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:36:57,010 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:36:57,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1899557828, now seen corresponding path program 1 times [2018-11-18 16:36:57,010 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:36:57,011 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:36:57,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:57,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:57,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:36:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:57,162 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 16:36:57,162 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:36:57,162 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:36:57,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:36:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:36:57,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:36:57,447 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:36:57,472 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:36:57,472 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 16:36:57,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 16:36:57,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 16:36:57,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:36:57,473 INFO L87 Difference]: Start difference. First operand 2209 states and 2683 transitions. Second operand 19 states. [2018-11-18 16:36:58,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:36:58,274 INFO L93 Difference]: Finished difference Result 3881 states and 4803 transitions. [2018-11-18 16:36:58,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 16:36:58,275 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 155 [2018-11-18 16:36:58,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:36:58,276 INFO L225 Difference]: With dead ends: 3881 [2018-11-18 16:36:58,276 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:36:58,281 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 16:36:58,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:36:58,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:36:58,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:36:58,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:36:58,282 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-11-18 16:36:58,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:36:58,282 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:36:58,282 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 16:36:58,282 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:36:58,282 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:36:58,285 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:36:58,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:58,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:36:59,588 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-11-18 16:36:59,932 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 28 [2018-11-18 16:37:00,313 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 22 [2018-11-18 16:37:00,911 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 24 [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 576 597) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point L576-3(lines 576 597) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point L598(lines 575 599) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 551 606) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 551 606) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point L582(lines 582 586) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 586) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 551 606) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point L634(line 634) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point L659(lines 632 660) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 607 666) no Hoare annotation was computed. [2018-11-18 16:37:01,365 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 607 666) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L425 ceAbstractionStarter]: For program point L639(lines 639 643) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L425 ceAbstractionStarter]: For program point L639-1(lines 639 643) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L425 ceAbstractionStarter]: For program point L633-1(lines 633 658) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L425 ceAbstractionStarter]: For program point L633-3(lines 633 658) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 607 666) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L425 ceAbstractionStarter]: For program point L652(line 652) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L425 ceAbstractionStarter]: For program point L652-1(line 652) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 99 105) the Hoare annotation is: true [2018-11-18 16:37:01,366 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 106 114) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 106 114) the Hoare annotation is: true [2018-11-18 16:37:01,366 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 106 114) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 937 959) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:01,366 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 937 959) no Hoare annotation was computed. [2018-11-18 16:37:01,366 INFO L421 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= main_~tmp~9 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:01,366 INFO L421 ceAbstractionStarter]: At program point L949-1(line 949) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= main_~tmp~9 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:01,367 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 954) no Hoare annotation was computed. [2018-11-18 16:37:01,367 INFO L425 ceAbstractionStarter]: For program point L947-1(lines 947 954) no Hoare annotation was computed. [2018-11-18 16:37:01,367 INFO L425 ceAbstractionStarter]: For program point L945(line 945) no Hoare annotation was computed. [2018-11-18 16:37:01,367 INFO L421 ceAbstractionStarter]: At program point L944(line 944) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:01,367 INFO L421 ceAbstractionStarter]: At program point L943(line 943) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:01,367 INFO L421 ceAbstractionStarter]: At program point L943-1(line 943) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:01,367 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 937 959) no Hoare annotation was computed. [2018-11-18 16:37:01,367 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 896 919) no Hoare annotation was computed. [2018-11-18 16:37:01,367 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 896 919) no Hoare annotation was computed. [2018-11-18 16:37:01,367 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 896 919) no Hoare annotation was computed. [2018-11-18 16:37:01,367 INFO L425 ceAbstractionStarter]: For program point L914(line 914) no Hoare annotation was computed. [2018-11-18 16:37:01,367 INFO L425 ceAbstractionStarter]: For program point L913(line 913) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L911(line 911) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L910(line 910) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L909(line 909) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L908(line 908) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L906(line 906) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L904(line 904) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L903(line 903) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L901(line 901) no Hoare annotation was computed. [2018-11-18 16:37:01,368 INFO L421 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 16:37:01,368 INFO L425 ceAbstractionStarter]: For program point L275-1(lines 256 280) no Hoare annotation was computed. [2018-11-18 16:37:01,369 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 256 280) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 16:37:01,369 INFO L421 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse0 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~1)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 (and .cse0 .cse1)))) [2018-11-18 16:37:01,369 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 256 280) no Hoare annotation was computed. [2018-11-18 16:37:01,369 INFO L421 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (and .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:37:01,369 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 272) no Hoare annotation was computed. [2018-11-18 16:37:01,369 INFO L421 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:37:01,369 INFO L425 ceAbstractionStarter]: For program point L262-1(line 262) no Hoare annotation was computed. [2018-11-18 16:37:01,369 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 277) no Hoare annotation was computed. [2018-11-18 16:37:01,369 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 415 429) no Hoare annotation was computed. [2018-11-18 16:37:01,369 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 415 429) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (and (not (= ~systemActive~0 0)) .cse0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse6 (= ~systemActive~0 1)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse0 .cse1) (or .cse4 .cse2 .cse5) (or .cse3 .cse6 .cse7) (or .cse7 .cse6 .cse2)))) [2018-11-18 16:37:01,370 INFO L421 ceAbstractionStarter]: At program point L421(line 421) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse5 (= ~systemActive~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse4 .cse3) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 415 429) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 425) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 351 359) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 351 359) the Hoare annotation is: true [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 351 359) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point L379(lines 379 387) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point L379-2(lines 379 387) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 375) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 360 395) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point L367-2(lines 367 375) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 360 395) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point L390(line 390) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point L390-1(line 390) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 360 395) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 92 98) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 92 98) the Hoare annotation is: true [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 505 550) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 505 550) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 505 550) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point L832(lines 832 852) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point L832-1(lines 832 852) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 818 863) no Hoare annotation was computed. [2018-11-18 16:37:01,370 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 818 863) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point L838(lines 838 845) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 818 863) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 927 936) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 927 936) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 927 936) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 340 350) the Hoare annotation is: true [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 340 350) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L428 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: true [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point L345-1(line 345) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 340 350) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 332 339) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 332 339) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 332 339) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point L205(lines 205 211) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 201 214) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 201 214) the Hoare annotation is: true [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 201 214) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L421 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 303) no Hoare annotation was computed. [2018-11-18 16:37:01,371 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 282 306) no Hoare annotation was computed. [2018-11-18 16:37:01,372 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 282 306) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 16:37:01,372 INFO L421 ceAbstractionStarter]: At program point L301(line 301) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:37:01,372 INFO L425 ceAbstractionStarter]: For program point L301-1(lines 282 306) no Hoare annotation was computed. [2018-11-18 16:37:01,372 INFO L421 ceAbstractionStarter]: At program point L296(line 296) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-18 16:37:01,372 INFO L421 ceAbstractionStarter]: At program point L292(line 292) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0))) [2018-11-18 16:37:01,372 INFO L425 ceAbstractionStarter]: For program point L290(lines 290 298) no Hoare annotation was computed. [2018-11-18 16:37:01,372 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 248 254) no Hoare annotation was computed. [2018-11-18 16:37:01,372 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 248 254) the Hoare annotation is: true [2018-11-18 16:37:01,372 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 432 497) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:01,372 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 448) no Hoare annotation was computed. [2018-11-18 16:37:01,372 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 442 489) no Hoare annotation was computed. [2018-11-18 16:37:01,372 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 432 497) no Hoare annotation was computed. [2018-11-18 16:37:01,372 INFO L421 ceAbstractionStarter]: At program point L490(lines 441 491) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:37:01,372 INFO L421 ceAbstractionStarter]: At program point L480(line 480) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (and .cse1 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-18 16:37:01,372 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 484) no Hoare annotation was computed. [2018-11-18 16:37:01,373 INFO L421 ceAbstractionStarter]: At program point L478-1(lines 472 485) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-18 16:37:01,373 INFO L425 ceAbstractionStarter]: For program point L443(lines 442 489) no Hoare annotation was computed. [2018-11-18 16:37:01,373 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 485) no Hoare annotation was computed. [2018-11-18 16:37:01,373 INFO L421 ceAbstractionStarter]: At program point L464(line 464) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-18 16:37:01,373 INFO L425 ceAbstractionStarter]: For program point L462(lines 462 468) no Hoare annotation was computed. [2018-11-18 16:37:01,373 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 462 468) no Hoare annotation was computed. [2018-11-18 16:37:01,373 INFO L421 ceAbstractionStarter]: At program point L487(lines 442 489) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-18 16:37:01,373 INFO L421 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~methaneLevelCritical~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 .cse1))) [2018-11-18 16:37:01,373 INFO L425 ceAbstractionStarter]: For program point L452(lines 452 458) no Hoare annotation was computed. [2018-11-18 16:37:01,373 INFO L425 ceAbstractionStarter]: For program point L452-1(lines 452 458) no Hoare annotation was computed. [2018-11-18 16:37:01,373 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 432 497) no Hoare annotation was computed. [2018-11-18 16:37:01,373 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 772 817) no Hoare annotation was computed. [2018-11-18 16:37:01,373 INFO L425 ceAbstractionStarter]: For program point L792(lines 792 799) no Hoare annotation was computed. [2018-11-18 16:37:01,373 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 772 817) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point L786(lines 786 806) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point L786-1(lines 786 806) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 772 817) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 307 314) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 307 314) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 307 314) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point L177(lines 177 185) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point L177-2(lines 177 185) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 169 191) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 169 191) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 169 191) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 82 91) no Hoare annotation was computed. [2018-11-18 16:37:01,374 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 82 91) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 82 91) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 669 771) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point L698(lines 698 714) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 765) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point L719(lines 718 738) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point L750(line 750) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point L750-1(line 750) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point L715(lines 715 756) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 669 771) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point L734(line 734) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point L734-1(line 734) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point L693(lines 693 697) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 768) no Hoare annotation was computed. [2018-11-18 16:37:01,375 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 669 771) no Hoare annotation was computed. [2018-11-18 16:37:01,376 INFO L425 ceAbstractionStarter]: For program point L720(lines 720 724) no Hoare annotation was computed. [2018-11-18 16:37:01,376 INFO L425 ceAbstractionStarter]: For program point L718-1(lines 718 738) no Hoare annotation was computed. [2018-11-18 16:37:01,376 INFO L425 ceAbstractionStarter]: For program point L718-3(lines 718 738) no Hoare annotation was computed. [2018-11-18 16:37:01,376 INFO L425 ceAbstractionStarter]: For program point L739(lines 717 740) no Hoare annotation was computed. [2018-11-18 16:37:01,376 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:37:01,376 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 16:37:01,376 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:37:01,376 INFO L421 ceAbstractionStarter]: At program point L320(line 320) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:37:01,376 INFO L425 ceAbstractionStarter]: For program point L320-1(line 320) no Hoare annotation was computed. [2018-11-18 16:37:01,376 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 315 331) no Hoare annotation was computed. [2018-11-18 16:37:01,376 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 315 331) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:37:01,376 INFO L421 ceAbstractionStarter]: At program point L326(line 326) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:37:01,377 INFO L425 ceAbstractionStarter]: For program point L326-1(lines 315 331) no Hoare annotation was computed. [2018-11-18 16:37:01,377 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 328) no Hoare annotation was computed. [2018-11-18 16:37:01,377 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 192 200) no Hoare annotation was computed. [2018-11-18 16:37:01,377 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 192 200) no Hoare annotation was computed. [2018-11-18 16:37:01,377 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 192 200) no Hoare annotation was computed. [2018-11-18 16:37:01,377 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 396 414) no Hoare annotation was computed. [2018-11-18 16:37:01,377 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 396 414) the Hoare annotation is: true [2018-11-18 16:37:01,377 INFO L425 ceAbstractionStarter]: For program point L405(lines 405 409) no Hoare annotation was computed. [2018-11-18 16:37:01,377 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 396 414) no Hoare annotation was computed. [2018-11-18 16:37:01,377 INFO L428 ceAbstractionStarter]: At program point L403(line 403) the Hoare annotation is: true [2018-11-18 16:37:01,377 INFO L425 ceAbstractionStarter]: For program point L405-2(lines 405 409) no Hoare annotation was computed. [2018-11-18 16:37:01,377 INFO L425 ceAbstractionStarter]: For program point L403-1(line 403) no Hoare annotation was computed. [2018-11-18 16:37:01,377 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 148 159) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse1 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse2 (= ~methaneLevelCritical~0 1)))) [2018-11-18 16:37:01,378 INFO L425 ceAbstractionStarter]: For program point L152-1(lines 148 159) no Hoare annotation was computed. [2018-11-18 16:37:01,378 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 148 159) no Hoare annotation was computed. [2018-11-18 16:37:01,378 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:37:01,378 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 16:37:01,378 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:37:01,378 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 160 168) the Hoare annotation is: true [2018-11-18 16:37:01,378 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 160 168) no Hoare annotation was computed. [2018-11-18 16:37:01,378 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 160 168) no Hoare annotation was computed. [2018-11-18 16:37:01,378 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 224 247) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2018-11-18 16:37:01,378 INFO L421 ceAbstractionStarter]: At program point L237(line 237) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and (not .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse1 .cse0) (or .cse5 .cse3 .cse4)))) [2018-11-18 16:37:01,378 INFO L421 ceAbstractionStarter]: At program point L235(lines 235 241) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse1 .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~pumpRunning~0))) (and (or (and (not .cse0) .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse6 .cse0 (<= 2 ~waterLevel~0) .cse4 .cse7) (or .cse5 .cse0 .cse7)))) [2018-11-18 16:37:01,378 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 224 247) no Hoare annotation was computed. [2018-11-18 16:37:01,378 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 224 247) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L421 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse3 .cse4) (or .cse1 .cse4))) [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point L228(lines 227 246) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 866 895) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L428 ceAbstractionStarter]: At program point L880-1(lines 880 884) the Hoare annotation is: true [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point L876-1(lines 876 890) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L428 ceAbstractionStarter]: At program point L876-3(lines 876 890) the Hoare annotation is: true [2018-11-18 16:37:01,379 INFO L428 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: true [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point L872-1(line 872) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 866 895) the Hoare annotation is: true [2018-11-18 16:37:01,379 INFO L428 ceAbstractionStarter]: At program point L891(lines 866 895) the Hoare annotation is: true [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point L128-1(lines 124 135) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 124 135) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 124 135) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 920 926) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 920 926) the Hoare annotation is: true [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L421 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)) [2018-11-18 16:37:01,379 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:37:01,379 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 136 147) no Hoare annotation was computed. [2018-11-18 16:37:01,380 INFO L425 ceAbstractionStarter]: For program point L140-1(lines 136 147) no Hoare annotation was computed. [2018-11-18 16:37:01,380 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 136 147) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 16:37:01,380 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 69 76) no Hoare annotation was computed. [2018-11-18 16:37:01,380 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 69 76) the Hoare annotation is: true [2018-11-18 16:37:01,380 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 73) no Hoare annotation was computed. [2018-11-18 16:37:01,380 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 69 76) no Hoare annotation was computed. [2018-11-18 16:37:01,380 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2018-11-18 16:37:01,380 INFO L421 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-11-18 16:37:01,380 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2018-11-18 16:37:01,380 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2018-11-18 16:37:01,380 INFO L421 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-18 16:37:01,381 INFO L425 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-11-18 16:37:01,381 INFO L425 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2018-11-18 16:37:01,381 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2018-11-18 16:37:01,381 INFO L428 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2018-11-18 16:37:01,381 INFO L425 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2018-11-18 16:37:01,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:37:01 BoogieIcfgContainer [2018-11-18 16:37:01,390 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:37:01,390 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:37:01,390 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:37:01,390 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:37:01,391 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:36:51" (3/4) ... [2018-11-18 16:37:01,394 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:37:01,398 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 16:37:01,398 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 16:37:01,398 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:37:01,398 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:37:01,398 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:37:01,398 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:37:01,398 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 16:37:01,398 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 16:37:01,398 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:37:01,398 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:37:01,399 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:37:01,400 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:37:01,401 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:37:01,401 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:37:01,401 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:37:01,401 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-18 16:37:01,408 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 16:37:01,408 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:37:01,408 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:37:01,426 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) [2018-11-18 16:37:01,426 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 16:37:01,469 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_22a5b550-587d-49bd-81f7-b1e6d9e6562a/bin-2019/uautomizer/witness.graphml [2018-11-18 16:37:01,469 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:37:01,470 INFO L168 Benchmark]: Toolchain (without parser) took 11425.43 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 444.1 MB). Free memory was 957.1 MB in the beginning and 961.8 MB in the end (delta: -4.7 MB). Peak memory consumption was 439.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:37:01,470 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:37:01,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:37:01,471 INFO L168 Benchmark]: Boogie Preprocessor took 59.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:37:01,471 INFO L168 Benchmark]: RCFGBuilder took 1015.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:37:01,471 INFO L168 Benchmark]: TraceAbstraction took 9914.34 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 288.9 MB). Free memory was 1.0 GB in the beginning and 975.2 MB in the end (delta: 71.7 MB). Peak memory consumption was 531.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:37:01,471 INFO L168 Benchmark]: Witness Printer took 78.99 ms. Allocated memory is still 1.5 GB. Free memory was 975.2 MB in the beginning and 961.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:37:01,473 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 354.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.55 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 1015.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9914.34 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 288.9 MB). Free memory was 1.0 GB in the beginning and 975.2 MB in the end (delta: 71.7 MB). Peak memory consumption was 531.1 MB. Max. memory is 11.5 GB. * Witness Printer took 78.99 ms. Allocated memory is still 1.5 GB. Free memory was 975.2 MB in the beginning and 961.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 73]: 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: 442]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 243 locations, 1 error locations. SAFE Result, 9.8s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 4.1s AutomataDifference, 0.0s DeadEndRemovalTime, 3.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2133 SDtfs, 1576 SDslu, 7606 SDs, 0 SdLazy, 3393 SolverSat, 399 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 557 GetRequests, 446 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2209occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 507 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 4295 PreInvPairs, 4653 NumberOfFragments, 1603 HoareAnnotationTreeSize, 4295 FomulaSimplifications, 11951 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 63 FomulaSimplificationsInter, 27754 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1397 NumberOfCodeBlocks, 1397 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1383 ConstructedInterpolants, 0 QuantifiedInterpolants, 247663 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2247 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 211/219 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...