./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product62_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/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 3c089be7b4887d2975165f6135c093492cb2095b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 15:25:10,262 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 15:25:10,263 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 15:25:10,272 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 15:25:10,272 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 15:25:10,273 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 15:25:10,274 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 15:25:10,275 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 15:25:10,276 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 15:25:10,277 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 15:25:10,278 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 15:25:10,278 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 15:25:10,278 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 15:25:10,279 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 15:25:10,280 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 15:25:10,281 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 15:25:10,281 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 15:25:10,283 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 15:25:10,284 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 15:25:10,285 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 15:25:10,286 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 15:25:10,287 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 15:25:10,289 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 15:25:10,289 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 15:25:10,289 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 15:25:10,290 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 15:25:10,290 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 15:25:10,290 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 15:25:10,291 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 15:25:10,291 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 15:25:10,292 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 15:25:10,292 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 15:25:10,292 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 15:25:10,292 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 15:25:10,293 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 15:25:10,294 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 15:25:10,294 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 15:25:10,304 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 15:25:10,304 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 15:25:10,305 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 15:25:10,305 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 15:25:10,305 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 15:25:10,306 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 15:25:10,306 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 15:25:10,306 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 15:25:10,306 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 15:25:10,306 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 15:25:10,306 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 15:25:10,306 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 15:25:10,306 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 15:25:10,306 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 15:25:10,307 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 15:25:10,307 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 15:25:10,307 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 15:25:10,307 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 15:25:10,307 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 15:25:10,307 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 15:25:10,307 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 15:25:10,307 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 15:25:10,307 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 15:25:10,307 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 15:25:10,307 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 15:25:10,308 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 15:25:10,308 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 15:25:10,308 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 15:25:10,308 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 15:25:10,308 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 15:25:10,308 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_872a5030-e3ac-4d80-bb98-dc0570be5b70/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 -> 3c089be7b4887d2975165f6135c093492cb2095b [2018-12-02 15:25:10,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 15:25:10,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 15:25:10,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 15:25:10,341 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 15:25:10,342 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 15:25:10,342 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product62_true-unreach-call_false-termination.cil.c [2018-12-02 15:25:10,375 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/data/c57bba26c/b42344c3b615454fb1a504161a90f006/FLAGf728e4f9f [2018-12-02 15:25:10,731 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 15:25:10,731 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/sv-benchmarks/c/product-lines/minepump_spec1_product62_true-unreach-call_false-termination.cil.c [2018-12-02 15:25:10,737 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/data/c57bba26c/b42344c3b615454fb1a504161a90f006/FLAGf728e4f9f [2018-12-02 15:25:11,105 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/data/c57bba26c/b42344c3b615454fb1a504161a90f006 [2018-12-02 15:25:11,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 15:25:11,107 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 15:25:11,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 15:25:11,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 15:25:11,110 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 15:25:11,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:25:11" (1/1) ... [2018-12-02 15:25:11,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6952e9a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11, skipping insertion in model container [2018-12-02 15:25:11,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:25:11" (1/1) ... [2018-12-02 15:25:11,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 15:25:11,137 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 15:25:11,286 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:25:11,294 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 15:25:11,372 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:25:11,389 INFO L195 MainTranslator]: Completed translation [2018-12-02 15:25:11,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11 WrapperNode [2018-12-02 15:25:11,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 15:25:11,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 15:25:11,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 15:25:11,390 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 15:25:11,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11" (1/1) ... [2018-12-02 15:25:11,404 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11" (1/1) ... [2018-12-02 15:25:11,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 15:25:11,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 15:25:11,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 15:25:11,410 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 15:25:11,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11" (1/1) ... [2018-12-02 15:25:11,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11" (1/1) ... [2018-12-02 15:25:11,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11" (1/1) ... [2018-12-02 15:25:11,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11" (1/1) ... [2018-12-02 15:25:11,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11" (1/1) ... [2018-12-02 15:25:11,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11" (1/1) ... [2018-12-02 15:25:11,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11" (1/1) ... [2018-12-02 15:25:11,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 15:25:11,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 15:25:11,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 15:25:11,432 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 15:25:11,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 15:25:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 15:25:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 15:25:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 15:25:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 15:25:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-02 15:25:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-02 15:25:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 15:25:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 15:25:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 15:25:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 15:25:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 15:25:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 15:25:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 15:25:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 15:25:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 15:25:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 15:25:11,467 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 15:25:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-02 15:25:11,467 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-02 15:25:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-02 15:25:11,467 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-02 15:25:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 15:25:11,467 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 15:25:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 15:25:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 15:25:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 15:25:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 15:25:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 15:25:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 15:25:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 15:25:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 15:25:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 15:25:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 15:25:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-02 15:25:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-02 15:25:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 15:25:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 15:25:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 15:25:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 15:25:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 15:25:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 15:25:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 15:25:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 15:25:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 15:25:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 15:25:11,470 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 15:25:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 15:25:11,470 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 15:25:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 15:25:11,470 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 15:25:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 15:25:11,470 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 15:25:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 15:25:11,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 15:25:11,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 15:25:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 15:25:11,471 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 15:25:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 15:25:11,471 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 15:25:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 15:25:11,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 15:25:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 15:25:11,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-12-02 15:25:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-12-02 15:25:11,781 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 15:25:11,781 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 15:25:11,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:25:11 BoogieIcfgContainer [2018-12-02 15:25:11,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 15:25:11,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 15:25:11,782 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 15:25:11,785 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 15:25:11,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:25:11" (1/3) ... [2018-12-02 15:25:11,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5059b478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:25:11, skipping insertion in model container [2018-12-02 15:25:11,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:25:11" (2/3) ... [2018-12-02 15:25:11,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5059b478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:25:11, skipping insertion in model container [2018-12-02 15:25:11,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:25:11" (3/3) ... [2018-12-02 15:25:11,788 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product62_true-unreach-call_false-termination.cil.c [2018-12-02 15:25:11,796 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 15:25:11,803 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 15:25:11,817 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 15:25:11,841 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 15:25:11,841 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 15:25:11,841 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 15:25:11,841 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 15:25:11,841 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 15:25:11,842 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 15:25:11,842 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 15:25:11,842 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 15:25:11,842 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 15:25:11,854 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2018-12-02 15:25:11,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 15:25:11,860 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 15:25:11,860 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 15:25:11,862 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 15:25:11,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:25:11,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1697508556, now seen corresponding path program 1 times [2018-12-02 15:25:11,866 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 15:25:11,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 15:25:11,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:11,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:11,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:12,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:25:12,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 15:25:12,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 15:25:12,006 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 15:25:12,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 15:25:12,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 15:25:12,015 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 2 states. [2018-12-02 15:25:12,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 15:25:12,040 INFO L93 Difference]: Finished difference Result 308 states and 383 transitions. [2018-12-02 15:25:12,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 15:25:12,041 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-02 15:25:12,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 15:25:12,049 INFO L225 Difference]: With dead ends: 308 [2018-12-02 15:25:12,049 INFO L226 Difference]: Without dead ends: 154 [2018-12-02 15:25:12,051 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 15:25:12,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-12-02 15:25:12,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2018-12-02 15:25:12,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2018-12-02 15:25:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 183 transitions. [2018-12-02 15:25:12,084 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 183 transitions. Word has length 46 [2018-12-02 15:25:12,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 15:25:12,084 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 183 transitions. [2018-12-02 15:25:12,084 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 15:25:12,084 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 183 transitions. [2018-12-02 15:25:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 15:25:12,086 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 15:25:12,086 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 15:25:12,086 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 15:25:12,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:25:12,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1146648345, now seen corresponding path program 1 times [2018-12-02 15:25:12,086 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 15:25:12,087 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 15:25:12,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:12,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:12,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:12,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:25:12,142 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 15:25:12,142 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 15:25:12,144 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 15:25:12,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 15:25:12,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 15:25:12,144 INFO L87 Difference]: Start difference. First operand 154 states and 183 transitions. Second operand 3 states. [2018-12-02 15:25:12,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 15:25:12,165 INFO L93 Difference]: Finished difference Result 253 states and 301 transitions. [2018-12-02 15:25:12,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 15:25:12,165 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-02 15:25:12,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 15:25:12,166 INFO L225 Difference]: With dead ends: 253 [2018-12-02 15:25:12,166 INFO L226 Difference]: Without dead ends: 145 [2018-12-02 15:25:12,167 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 15:25:12,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-12-02 15:25:12,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-12-02 15:25:12,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-12-02 15:25:12,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 171 transitions. [2018-12-02 15:25:12,176 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 171 transitions. Word has length 47 [2018-12-02 15:25:12,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 15:25:12,176 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 171 transitions. [2018-12-02 15:25:12,176 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 15:25:12,176 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 171 transitions. [2018-12-02 15:25:12,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 15:25:12,177 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 15:25:12,177 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 15:25:12,177 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 15:25:12,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:25:12,177 INFO L82 PathProgramCache]: Analyzing trace with hash 244280267, now seen corresponding path program 1 times [2018-12-02 15:25:12,177 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 15:25:12,177 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 15:25:12,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:12,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:12,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:12,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:25:12,232 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 15:25:12,232 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 15:25:12,233 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 15:25:12,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 15:25:12,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 15:25:12,233 INFO L87 Difference]: Start difference. First operand 145 states and 171 transitions. Second operand 3 states. [2018-12-02 15:25:12,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 15:25:12,247 INFO L93 Difference]: Finished difference Result 266 states and 319 transitions. [2018-12-02 15:25:12,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 15:25:12,247 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-02 15:25:12,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 15:25:12,248 INFO L225 Difference]: With dead ends: 266 [2018-12-02 15:25:12,248 INFO L226 Difference]: Without dead ends: 145 [2018-12-02 15:25:12,249 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 15:25:12,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-12-02 15:25:12,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-12-02 15:25:12,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-12-02 15:25:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 170 transitions. [2018-12-02 15:25:12,257 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 170 transitions. Word has length 52 [2018-12-02 15:25:12,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 15:25:12,257 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 170 transitions. [2018-12-02 15:25:12,257 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 15:25:12,257 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 170 transitions. [2018-12-02 15:25:12,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 15:25:12,259 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 15:25:12,259 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 15:25:12,259 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 15:25:12,259 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:25:12,259 INFO L82 PathProgramCache]: Analyzing trace with hash 97775123, now seen corresponding path program 1 times [2018-12-02 15:25:12,259 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 15:25:12,259 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 15:25:12,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:12,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:12,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:12,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:25:12,323 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 15:25:12,323 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 15:25:12,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 15:25:12,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 15:25:12,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 15:25:12,324 INFO L87 Difference]: Start difference. First operand 145 states and 170 transitions. Second operand 5 states. [2018-12-02 15:25:12,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 15:25:12,711 INFO L93 Difference]: Finished difference Result 380 states and 460 transitions. [2018-12-02 15:25:12,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 15:25:12,711 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-12-02 15:25:12,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 15:25:12,713 INFO L225 Difference]: With dead ends: 380 [2018-12-02 15:25:12,713 INFO L226 Difference]: Without dead ends: 259 [2018-12-02 15:25:12,714 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-02 15:25:12,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-12-02 15:25:12,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 240. [2018-12-02 15:25:12,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-12-02 15:25:12,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 272 transitions. [2018-12-02 15:25:12,739 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 272 transitions. Word has length 70 [2018-12-02 15:25:12,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 15:25:12,739 INFO L480 AbstractCegarLoop]: Abstraction has 240 states and 272 transitions. [2018-12-02 15:25:12,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 15:25:12,739 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 272 transitions. [2018-12-02 15:25:12,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 15:25:12,741 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 15:25:12,742 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 15:25:12,742 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 15:25:12,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:25:12,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1410600138, now seen corresponding path program 1 times [2018-12-02 15:25:12,742 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 15:25:12,742 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 15:25:12,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:12,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:12,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:12,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:25:12,842 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 15:25:12,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 15:25:12,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 15:25:12,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 15:25:12,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 15:25:12,843 INFO L87 Difference]: Start difference. First operand 240 states and 272 transitions. Second operand 8 states. [2018-12-02 15:25:12,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 15:25:12,877 INFO L93 Difference]: Finished difference Result 463 states and 539 transitions. [2018-12-02 15:25:12,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 15:25:12,878 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 84 [2018-12-02 15:25:12,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 15:25:12,880 INFO L225 Difference]: With dead ends: 463 [2018-12-02 15:25:12,880 INFO L226 Difference]: Without dead ends: 247 [2018-12-02 15:25:12,882 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 15:25:12,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2018-12-02 15:25:12,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 244. [2018-12-02 15:25:12,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2018-12-02 15:25:12,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 276 transitions. [2018-12-02 15:25:12,898 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 276 transitions. Word has length 84 [2018-12-02 15:25:12,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 15:25:12,899 INFO L480 AbstractCegarLoop]: Abstraction has 244 states and 276 transitions. [2018-12-02 15:25:12,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 15:25:12,899 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 276 transitions. [2018-12-02 15:25:12,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 15:25:12,901 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 15:25:12,901 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 15:25:12,901 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 15:25:12,901 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:25:12,901 INFO L82 PathProgramCache]: Analyzing trace with hash 709000264, now seen corresponding path program 1 times [2018-12-02 15:25:12,901 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 15:25:12,902 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 15:25:12,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:12,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:12,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:12,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:25:12,980 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 15:25:12,980 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 15:25:12,980 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 15:25:12,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 15:25:12,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 15:25:12,981 INFO L87 Difference]: Start difference. First operand 244 states and 276 transitions. Second operand 6 states. [2018-12-02 15:25:13,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 15:25:13,105 INFO L93 Difference]: Finished difference Result 669 states and 778 transitions. [2018-12-02 15:25:13,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 15:25:13,106 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-12-02 15:25:13,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 15:25:13,107 INFO L225 Difference]: With dead ends: 669 [2018-12-02 15:25:13,107 INFO L226 Difference]: Without dead ends: 449 [2018-12-02 15:25:13,108 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 15:25:13,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2018-12-02 15:25:13,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 443. [2018-12-02 15:25:13,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2018-12-02 15:25:13,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 502 transitions. [2018-12-02 15:25:13,128 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 502 transitions. Word has length 84 [2018-12-02 15:25:13,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 15:25:13,128 INFO L480 AbstractCegarLoop]: Abstraction has 443 states and 502 transitions. [2018-12-02 15:25:13,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 15:25:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 502 transitions. [2018-12-02 15:25:13,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 15:25:13,129 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 15:25:13,129 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 15:25:13,130 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 15:25:13,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:25:13,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1045486588, now seen corresponding path program 1 times [2018-12-02 15:25:13,130 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 15:25:13,130 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 15:25:13,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:13,131 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:13,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:13,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:25:13,210 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 15:25:13,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 15:25:13,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 15:25:13,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 15:25:13,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 15:25:13,210 INFO L87 Difference]: Start difference. First operand 443 states and 502 transitions. Second operand 7 states. [2018-12-02 15:25:13,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 15:25:13,541 INFO L93 Difference]: Finished difference Result 478 states and 556 transitions. [2018-12-02 15:25:13,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 15:25:13,542 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2018-12-02 15:25:13,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 15:25:13,543 INFO L225 Difference]: With dead ends: 478 [2018-12-02 15:25:13,543 INFO L226 Difference]: Without dead ends: 475 [2018-12-02 15:25:13,544 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-02 15:25:13,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2018-12-02 15:25:13,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 443. [2018-12-02 15:25:13,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2018-12-02 15:25:13,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 501 transitions. [2018-12-02 15:25:13,558 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 501 transitions. Word has length 88 [2018-12-02 15:25:13,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 15:25:13,558 INFO L480 AbstractCegarLoop]: Abstraction has 443 states and 501 transitions. [2018-12-02 15:25:13,558 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 15:25:13,558 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 501 transitions. [2018-12-02 15:25:13,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 15:25:13,559 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 15:25:13,559 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 15:25:13,559 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 15:25:13,560 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:25:13,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1921303165, now seen corresponding path program 1 times [2018-12-02 15:25:13,560 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 15:25:13,560 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 15:25:13,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:13,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:13,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:13,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:13,600 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 15:25:13,600 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 15:25:13,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 15:25:13,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 15:25:13,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 15:25:13,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 15:25:13,601 INFO L87 Difference]: Start difference. First operand 443 states and 501 transitions. Second operand 6 states. [2018-12-02 15:25:13,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 15:25:13,624 INFO L93 Difference]: Finished difference Result 876 states and 1014 transitions. [2018-12-02 15:25:13,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 15:25:13,624 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-12-02 15:25:13,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 15:25:13,626 INFO L225 Difference]: With dead ends: 876 [2018-12-02 15:25:13,626 INFO L226 Difference]: Without dead ends: 457 [2018-12-02 15:25:13,626 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 15:25:13,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2018-12-02 15:25:13,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 453. [2018-12-02 15:25:13,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 453 states. [2018-12-02 15:25:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 511 transitions. [2018-12-02 15:25:13,639 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 511 transitions. Word has length 104 [2018-12-02 15:25:13,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 15:25:13,640 INFO L480 AbstractCegarLoop]: Abstraction has 453 states and 511 transitions. [2018-12-02 15:25:13,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 15:25:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 511 transitions. [2018-12-02 15:25:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 15:25:13,640 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 15:25:13,641 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 15:25:13,641 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 15:25:13,641 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:25:13,641 INFO L82 PathProgramCache]: Analyzing trace with hash -1593561920, now seen corresponding path program 1 times [2018-12-02 15:25:13,641 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 15:25:13,641 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 15:25:13,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:13,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:13,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:13,679 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 15:25:13,679 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 15:25:13,679 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 15:25:13,679 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 15:25:13,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 15:25:13,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 15:25:13,680 INFO L87 Difference]: Start difference. First operand 453 states and 511 transitions. Second operand 4 states. [2018-12-02 15:25:13,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 15:25:13,803 INFO L93 Difference]: Finished difference Result 1353 states and 1602 transitions. [2018-12-02 15:25:13,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 15:25:13,803 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2018-12-02 15:25:13,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 15:25:13,805 INFO L225 Difference]: With dead ends: 1353 [2018-12-02 15:25:13,806 INFO L226 Difference]: Without dead ends: 924 [2018-12-02 15:25:13,807 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 15:25:13,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2018-12-02 15:25:13,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 909. [2018-12-02 15:25:13,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 909 states. [2018-12-02 15:25:13,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 909 states and 1055 transitions. [2018-12-02 15:25:13,833 INFO L78 Accepts]: Start accepts. Automaton has 909 states and 1055 transitions. Word has length 104 [2018-12-02 15:25:13,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 15:25:13,833 INFO L480 AbstractCegarLoop]: Abstraction has 909 states and 1055 transitions. [2018-12-02 15:25:13,833 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 15:25:13,833 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1055 transitions. [2018-12-02 15:25:13,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 15:25:13,835 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 15:25:13,835 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 15:25:13,835 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 15:25:13,835 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:25:13,835 INFO L82 PathProgramCache]: Analyzing trace with hash -1641621798, now seen corresponding path program 1 times [2018-12-02 15:25:13,835 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 15:25:13,835 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 15:25:13,836 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:13,836 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:13,836 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 15:25:13,922 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 15:25:13,922 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 15:25:13,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:14,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 15:25:14,131 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:25:14,156 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 15:25:14,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-02 15:25:14,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-02 15:25:14,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-02 15:25:14,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-02 15:25:14,158 INFO L87 Difference]: Start difference. First operand 909 states and 1055 transitions. Second operand 19 states. [2018-12-02 15:25:14,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 15:25:14,784 INFO L93 Difference]: Finished difference Result 1762 states and 2068 transitions. [2018-12-02 15:25:14,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 15:25:14,784 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 108 [2018-12-02 15:25:14,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 15:25:14,786 INFO L225 Difference]: With dead ends: 1762 [2018-12-02 15:25:14,787 INFO L226 Difference]: Without dead ends: 877 [2018-12-02 15:25:14,788 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-02 15:25:14,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 877 states. [2018-12-02 15:25:14,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 877 to 877. [2018-12-02 15:25:14,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 877 states. [2018-12-02 15:25:14,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1003 transitions. [2018-12-02 15:25:14,813 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1003 transitions. Word has length 108 [2018-12-02 15:25:14,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 15:25:14,813 INFO L480 AbstractCegarLoop]: Abstraction has 877 states and 1003 transitions. [2018-12-02 15:25:14,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-02 15:25:14,813 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1003 transitions. [2018-12-02 15:25:14,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 15:25:14,815 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 15:25:14,815 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 15:25:14,815 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 15:25:14,815 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:25:14,816 INFO L82 PathProgramCache]: Analyzing trace with hash 885904890, now seen corresponding path program 1 times [2018-12-02 15:25:14,816 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 15:25:14,816 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 15:25:14,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:14,816 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:14,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 15:25:14,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:14,903 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 15:25:14,903 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 15:25:14,903 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 15:25:14,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 15:25:14,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:25:14,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 15:25:15,086 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 15:25:15,112 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 15:25:15,112 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-02 15:25:15,112 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-02 15:25:15,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-02 15:25:15,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-02 15:25:15,112 INFO L87 Difference]: Start difference. First operand 877 states and 1003 transitions. Second operand 19 states. [2018-12-02 15:25:15,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 15:25:15,699 INFO L93 Difference]: Finished difference Result 1469 states and 1708 transitions. [2018-12-02 15:25:15,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 15:25:15,700 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 178 [2018-12-02 15:25:15,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 15:25:15,700 INFO L225 Difference]: With dead ends: 1469 [2018-12-02 15:25:15,701 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 15:25:15,703 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 175 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-02 15:25:15,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 15:25:15,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 15:25:15,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 15:25:15,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 15:25:15,704 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2018-12-02 15:25:15,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 15:25:15,704 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 15:25:15,704 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-02 15:25:15,704 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 15:25:15,704 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 15:25:15,708 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 15:25:15,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 15:25:15,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 15:25:15,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 15:25:15,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 15:25:16,189 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 31 [2018-12-02 15:25:17,145 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 33 [2018-12-02 15:25:17,578 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 391 397) the Hoare annotation is: true [2018-12-02 15:25:17,578 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 391 397) no Hoare annotation was computed. [2018-12-02 15:25:17,578 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 398 406) no Hoare annotation was computed. [2018-12-02 15:25:17,578 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 398 406) the Hoare annotation is: true [2018-12-02 15:25:17,578 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 398 406) no Hoare annotation was computed. [2018-12-02 15:25:17,578 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 846 868) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 15:25:17,578 INFO L444 ceAbstractionStarter]: At program point L858(line 858) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 15:25:17,579 INFO L444 ceAbstractionStarter]: At program point L858-1(line 858) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 15:25:17,579 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 846 868) no Hoare annotation was computed. [2018-12-02 15:25:17,579 INFO L448 ceAbstractionStarter]: For program point L856(lines 856 863) no Hoare annotation was computed. [2018-12-02 15:25:17,579 INFO L448 ceAbstractionStarter]: For program point L856-1(lines 856 863) no Hoare annotation was computed. [2018-12-02 15:25:17,579 INFO L448 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2018-12-02 15:25:17,579 INFO L444 ceAbstractionStarter]: At program point L853(line 853) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 15:25:17,579 INFO L444 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 15:25:17,579 INFO L444 ceAbstractionStarter]: At program point L852-1(line 852) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 15:25:17,579 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 846 868) no Hoare annotation was computed. [2018-12-02 15:25:17,579 INFO L444 ceAbstractionStarter]: At program point L127(line 127) 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 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-02 15:25:17,579 INFO L444 ceAbstractionStarter]: At program point L123(line 123) 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 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-02 15:25:17,579 INFO L448 ceAbstractionStarter]: For program point L121(lines 121 129) no Hoare annotation was computed. [2018-12-02 15:25:17,579 INFO L444 ceAbstractionStarter]: At program point L119(line 119) 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 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-02 15:25:17,579 INFO L448 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-12-02 15:25:17,579 INFO L448 ceAbstractionStarter]: For program point L117(lines 117 134) no Hoare annotation was computed. [2018-12-02 15:25:17,579 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 113 137) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 15:25:17,579 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 113 137) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 .cse2) (or .cse0 (= |old(~pumpRunning~0)| 0) .cse2))) [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 272 290) the Hoare annotation is: true [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point L281(lines 281 285) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L451 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: true [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point L281-2(lines 281 285) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 272 290) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 272 290) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 384 390) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 384 390) the Hoare annotation is: true [2018-12-02 15:25:17,580 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 836 845) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 836 845) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 836 845) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 197 207) the Hoare annotation is: true [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 197 207) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L451 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: true [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2018-12-02 15:25:17,580 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 197 207) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2))) [2018-12-02 15:25:17,581 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 960) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 950 963) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 950 963) the Hoare annotation is: true [2018-12-02 15:25:17,581 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 950 963) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L444 ceAbstractionStarter]: At program point L158(line 158) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= ~systemActive~0 0)) (.cse4 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse0) (or .cse1 .cse4 .cse2) (or .cse3 .cse1 .cse4))) [2018-12-02 15:25:17,581 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 139 163) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L444 ceAbstractionStarter]: At program point L153(line 153) 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))) [2018-12-02 15:25:17,581 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 139 163) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L444 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse1 .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-12-02 15:25:17,581 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 139 163) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 15:25:17,581 INFO L448 ceAbstractionStarter]: For program point L147(lines 147 155) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L444 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1) (or .cse3 .cse1 .cse2) (or .cse4 .cse0 .cse1))) [2018-12-02 15:25:17,581 INFO L448 ceAbstractionStarter]: For program point L145-1(line 145) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 160) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2018-12-02 15:25:17,581 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2018-12-02 15:25:17,581 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 303 368) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 355) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L444 ceAbstractionStarter]: At program point L351-2(lines 343 356) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point L314(lines 313 360) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L444 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point L343(lines 343 356) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 303 368) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L444 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and (= 0 ~pumpRunning~0) .cse0 (= ~methaneLevelCritical~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 339) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point L333-1(lines 333 339) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L444 ceAbstractionStarter]: At program point L358(lines 313 360) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and (= 0 ~pumpRunning~0) .cse0 (= ~methaneLevelCritical~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 15:25:17,582 INFO L444 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (and (and (= 0 ~pumpRunning~0) .cse0 .cse1) (= ~methaneLevelCritical~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 329) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point L323-1(lines 323 329) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 319) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L444 ceAbstractionStarter]: At program point L361(lines 312 362) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 303 368) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 164 171) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0))) [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 164 171) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 164 171) no Hoare annotation was computed. [2018-12-02 15:25:17,582 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 964 972) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 964 972) the Hoare annotation is: true [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 964 972) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L444 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point L177-1(line 177) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 172 188) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 172 188) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-02 15:25:17,583 INFO L444 ceAbstractionStarter]: At program point L183(line 183) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 172 188) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L451 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: true [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 897 908) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0 (= ~methaneLevelCritical~0 1)) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 897 908) no Hoare annotation was computed. [2018-12-02 15:25:17,583 INFO L448 ceAbstractionStarter]: For program point L901-1(lines 897 908) no Hoare annotation was computed. [2018-12-02 15:25:17,584 INFO L451 ceAbstractionStarter]: At program point L800(lines 775 804) the Hoare annotation is: true [2018-12-02 15:25:17,584 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 775 804) no Hoare annotation was computed. [2018-12-02 15:25:17,584 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 775 804) the Hoare annotation is: true [2018-12-02 15:25:17,584 INFO L448 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2018-12-02 15:25:17,584 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 793) no Hoare annotation was computed. [2018-12-02 15:25:17,584 INFO L451 ceAbstractionStarter]: At program point L789-1(lines 789 793) the Hoare annotation is: true [2018-12-02 15:25:17,584 INFO L448 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-12-02 15:25:17,584 INFO L451 ceAbstractionStarter]: At program point L785-2(lines 785 799) the Hoare annotation is: true [2018-12-02 15:25:17,584 INFO L451 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-12-02 15:25:17,584 INFO L448 ceAbstractionStarter]: For program point L781-1(line 781) no Hoare annotation was computed. [2018-12-02 15:25:17,584 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 909 917) the Hoare annotation is: true [2018-12-02 15:25:17,584 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 909 917) no Hoare annotation was computed. [2018-12-02 15:25:17,584 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 909 917) no Hoare annotation was computed. [2018-12-02 15:25:17,584 INFO L444 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse0 (and (not (= |old(~pumpRunning~0)| 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1))) [2018-12-02 15:25:17,584 INFO L448 ceAbstractionStarter]: For program point L59(lines 58 77) no Hoare annotation was computed. [2018-12-02 15:25:17,584 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse8 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse6 (not .cse7)) (.cse4 (= 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse0) (or .cse4 .cse5 .cse1 .cse6 .cse2) (or .cse3 .cse7 .cse1 .cse8) (or .cse7 .cse8 .cse1 .cse2) (or .cse3 .cse5 .cse1 .cse6 .cse4)))) [2018-12-02 15:25:17,584 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2018-12-02 15:25:17,584 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2018-12-02 15:25:17,584 INFO L444 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| 1)) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (and (not (= |old(~pumpRunning~0)| 0)) .cse5)) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse9 (not .cse0)) (.cse7 (= 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse4) (or .cse1 .cse3 .cse6 .cse0 .cse2) (or .cse6 .cse2 .cse5) (or .cse7 .cse8 .cse2 .cse9 .cse4) (or .cse6 .cse8 .cse2 .cse9 .cse7)))) [2018-12-02 15:25:17,585 INFO L444 ceAbstractionStarter]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| 1)) (.cse2 (= ~systemActive~0 0)) (.cse10 (not (= ~waterLevel~0 1)))) (let ((.cse3 (and (not .cse2) .cse10)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse9 (= 0 ~pumpRunning~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not .cse0)) (.cse5 (= 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse7 .cse4) (or .cse8 .cse2 .cse9) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2 .cse3 .cse4 .cse9) (or .cse10 .cse8 .cse0 .cse2 .cse1) (or .cse8 .cse6 .cse2 .cse7 .cse5)))) [2018-12-02 15:25:17,585 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 873 884) the Hoare annotation is: true [2018-12-02 15:25:17,585 INFO L448 ceAbstractionStarter]: For program point L877-1(lines 873 884) no Hoare annotation was computed. [2018-12-02 15:25:17,585 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 873 884) no Hoare annotation was computed. [2018-12-02 15:25:17,585 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 829 835) no Hoare annotation was computed. [2018-12-02 15:25:17,585 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 829 835) the Hoare annotation is: true [2018-12-02 15:25:17,585 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 15:25:17,585 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0))) [2018-12-02 15:25:17,585 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 15:25:17,585 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 15:25:17,585 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 291 298) no Hoare annotation was computed. [2018-12-02 15:25:17,585 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 291 298) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 0))) (.cse0 (= |old(~systemActive~0)| 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 15:25:17,585 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 291 298) no Hoare annotation was computed. [2018-12-02 15:25:17,585 INFO L444 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (= |old(~pumpRunning~0)| 0) .cse1) (or (and .cse2 .cse3) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse0 .cse2 .cse1) (or .cse0 .cse3 .cse1))) [2018-12-02 15:25:17,585 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 87 111) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 15:25:17,585 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 103) no Hoare annotation was computed. [2018-12-02 15:25:17,585 INFO L444 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 .cse2) (or .cse0 (= |old(~pumpRunning~0)| 0) .cse2))) [2018-12-02 15:25:17,585 INFO L448 ceAbstractionStarter]: For program point L93-1(line 93) no Hoare annotation was computed. [2018-12-02 15:25:17,585 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 87 111) no Hoare annotation was computed. [2018-12-02 15:25:17,585 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 108) no Hoare annotation was computed. [2018-12-02 15:25:17,585 INFO L444 ceAbstractionStarter]: At program point L106(line 106) 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 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2018-12-02 15:25:17,586 INFO L444 ceAbstractionStarter]: At program point L101(line 101) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| 0) .cse2) (or .cse1 .cse2 .cse0))) [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 885 896) no Hoare annotation was computed. [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point L889-1(lines 885 896) no Hoare annotation was computed. [2018-12-02 15:25:17,586 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 885 896) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~systemActive~0 0)) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse0 (= 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3 .cse0))) [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 1001 1008) no Hoare annotation was computed. [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2018-12-02 15:25:17,586 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 1001 1008) the Hoare annotation is: true [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 1001 1008) no Hoare annotation was computed. [2018-12-02 15:25:17,586 INFO L444 ceAbstractionStarter]: At program point L989(line 989) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 15:25:17,586 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 975 999) the Hoare annotation is: true [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point L987(lines 987 993) no Hoare annotation was computed. [2018-12-02 15:25:17,586 INFO L444 ceAbstractionStarter]: At program point L985(line 985) the Hoare annotation is: (or (= ~systemActive~0 0) (not (= ~methaneLevelCritical~0 0))) [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point L985-1(line 985) no Hoare annotation was computed. [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 975 999) no Hoare annotation was computed. [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point L983(lines 983 996) no Hoare annotation was computed. [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point L983-1(lines 975 999) no Hoare annotation was computed. [2018-12-02 15:25:17,586 INFO L451 ceAbstractionStarter]: At program point L981(line 981) the Hoare annotation is: true [2018-12-02 15:25:17,586 INFO L448 ceAbstractionStarter]: For program point L981-1(line 981) no Hoare annotation was computed. [2018-12-02 15:25:17,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:25:17 BoogieIcfgContainer [2018-12-02 15:25:17,594 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 15:25:17,594 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 15:25:17,594 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 15:25:17,594 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 15:25:17,594 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:25:11" (3/4) ... [2018-12-02 15:25:17,596 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 15:25:17,601 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 15:25:17,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 15:25:17,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 15:25:17,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 15:25:17,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 15:25:17,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 15:25:17,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-02 15:25:17,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 15:25:17,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 15:25:17,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 15:25:17,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-12-02 15:25:17,607 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-02 15:25:17,607 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-02 15:25:17,607 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 15:25:17,607 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 15:25:17,608 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 15:25:17,608 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 15:25:17,625 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == pumpRunning && !(systemActive == 0)) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 15:25:17,625 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 15:25:17,649 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_872a5030-e3ac-4d80-bb98-dc0570be5b70/bin-2019/uautomizer/witness.graphml [2018-12-02 15:25:17,649 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 15:25:17,649 INFO L168 Benchmark]: Toolchain (without parser) took 6542.57 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 316.1 MB). Free memory was 954.9 MB in the beginning and 1.2 GB in the end (delta: -249.8 MB). Peak memory consumption was 66.3 MB. Max. memory is 11.5 GB. [2018-12-02 15:25:17,650 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:25:17,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.9 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -100.8 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-02 15:25:17,650 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. [2018-12-02 15:25:17,650 INFO L168 Benchmark]: Boogie Preprocessor took 21.63 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:25:17,650 INFO L168 Benchmark]: RCFGBuilder took 349.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.1 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. [2018-12-02 15:25:17,651 INFO L168 Benchmark]: TraceAbstraction took 5811.70 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 243.3 MB). Free memory was 999.1 MB in the beginning and 1.2 GB in the end (delta: -206.7 MB). Peak memory consumption was 421.0 MB. Max. memory is 11.5 GB. [2018-12-02 15:25:17,651 INFO L168 Benchmark]: Witness Printer took 55.19 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2018-12-02 15:25:17,652 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 281.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.9 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -100.8 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.63 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 349.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.1 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5811.70 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 243.3 MB). Free memory was 999.1 MB in the beginning and 1.2 GB in the end (delta: -206.7 MB). Peak memory consumption was 421.0 MB. Max. memory is 11.5 GB. * Witness Printer took 55.19 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1005]: 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: 775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == pumpRunning && !(systemActive == 0)) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 167 locations, 1 error locations. SAFE Result, 5.7s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2238 SDtfs, 1568 SDslu, 7752 SDs, 0 SdLazy, 3284 SolverSat, 391 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 429 GetRequests, 326 SyntacticMatches, 4 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=909occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 79 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 1797 PreInvPairs, 1895 NumberOfFragments, 1692 HoareAnnotationTreeSize, 1797 FomulaSimplifications, 2158 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 70 FomulaSimplificationsInter, 7249 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1251 NumberOfCodeBlocks, 1251 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1238 ConstructedInterpolants, 0 QuantifiedInterpolants, 221125 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1700 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 114/118 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...