./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product58_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product58_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/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 f0abcca86e101e0402ce9c7a98a1409292a39ee1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:23:50,987 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:23:50,988 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:23:50,995 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:23:50,996 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:23:50,996 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:23:50,997 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:23:50,998 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:23:50,999 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:23:51,000 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:23:51,000 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:23:51,000 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:23:51,001 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:23:51,002 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:23:51,003 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:23:51,003 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:23:51,004 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:23:51,005 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:23:51,006 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:23:51,007 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:23:51,008 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:23:51,009 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:23:51,010 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:23:51,011 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:23:51,011 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:23:51,011 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:23:51,012 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:23:51,013 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:23:51,013 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:23:51,014 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:23:51,014 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:23:51,015 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:23:51,015 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:23:51,015 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:23:51,015 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:23:51,016 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:23:51,016 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 11:23:51,026 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:23:51,026 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:23:51,027 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:23:51,027 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 11:23:51,027 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:23:51,027 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:23:51,027 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 11:23:51,028 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:23:51,028 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:23:51,028 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:23:51,028 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:23:51,028 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:23:51,028 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:23:51,028 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:23:51,028 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:23:51,028 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:23:51,029 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:23:51,029 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:23:51,029 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:23:51,029 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:23:51,029 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:23:51,029 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:23:51,029 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 11:23:51,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:23:51,030 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:23:51,030 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:23:51,030 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:23:51,030 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 11:23:51,030 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:23:51,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:23:51,030 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_bb5f10c1-1f48-4099-81e1-612a66a3a502/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 -> f0abcca86e101e0402ce9c7a98a1409292a39ee1 [2018-11-18 11:23:51,052 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:23:51,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:23:51,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:23:51,063 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:23:51,063 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:23:51,064 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product58_true-unreach-call_false-termination.cil.c [2018-11-18 11:23:51,100 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/data/c86e1771b/a4f4099157f94b41a8af24354d2b736b/FLAG545ab936b [2018-11-18 11:23:51,436 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:23:51,436 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/sv-benchmarks/c/product-lines/minepump_spec3_product58_true-unreach-call_false-termination.cil.c [2018-11-18 11:23:51,445 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/data/c86e1771b/a4f4099157f94b41a8af24354d2b736b/FLAG545ab936b [2018-11-18 11:23:51,457 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/data/c86e1771b/a4f4099157f94b41a8af24354d2b736b [2018-11-18 11:23:51,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:23:51,460 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 11:23:51,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:23:51,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:23:51,464 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:23:51,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:23:51" (1/1) ... [2018-11-18 11:23:51,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70682c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:51, skipping insertion in model container [2018-11-18 11:23:51,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:23:51" (1/1) ... [2018-11-18 11:23:51,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:23:51,507 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:23:51,721 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:23:51,728 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:23:51,830 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:23:51,851 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:23:51,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:51 WrapperNode [2018-11-18 11:23:51,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:23:51,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:23:51,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:23:51,852 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:23:51,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:51" (1/1) ... [2018-11-18 11:23:51,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:51" (1/1) ... [2018-11-18 11:23:51,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:51" (1/1) ... [2018-11-18 11:23:51,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:51" (1/1) ... [2018-11-18 11:23:51,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:51" (1/1) ... [2018-11-18 11:23:51,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:51" (1/1) ... [2018-11-18 11:23:51,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:51" (1/1) ... [2018-11-18 11:23:51,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:23:51,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:23:51,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:23:51,915 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:23:51,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:23:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 11:23:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:23:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 11:23:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 11:23:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 11:23:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 11:23:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 11:23:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 11:23:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 11:23:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 11:23:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 11:23:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 11:23:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 11:23:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 11:23:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 11:23:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 11:23:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 11:23:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 11:23:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 11:23:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 11:23:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 11:23:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 11:23:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 11:23:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 11:23:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 11:23:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 11:23:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 11:23:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-18 11:23:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 11:23:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 11:23:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 11:23:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 11:23:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 11:23:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 11:23:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 11:23:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 11:23:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 11:23:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 11:23:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 11:23:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 11:23:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 11:23:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 11:23:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 11:23:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 11:23:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 11:23:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 11:23:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 11:23:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 11:23:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 11:23:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 11:23:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 11:23:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 11:23:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 11:23:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 11:23:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 11:23:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 11:23:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 11:23:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 11:23:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 11:23:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 11:23:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 11:23:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 11:23:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 11:23:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:23:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 11:23:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 11:23:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 11:23:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 11:23:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 11:23:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 11:23:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 11:23:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 11:23:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 11:23:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 11:23:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 11:23:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 11:23:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 11:23:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 11:23:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 11:23:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 11:23:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 11:23:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 11:23:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 11:23:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-18 11:23:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 11:23:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 11:23:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 11:23:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 11:23:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 11:23:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 11:23:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 11:23:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 11:23:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 11:23:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 11:23:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 11:23:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:23:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 11:23:52,575 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:23:52,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:23:52 BoogieIcfgContainer [2018-11-18 11:23:52,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:23:52,576 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 11:23:52,576 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 11:23:52,579 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 11:23:52,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:23:51" (1/3) ... [2018-11-18 11:23:52,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@673c3b22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:23:52, skipping insertion in model container [2018-11-18 11:23:52,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:23:51" (2/3) ... [2018-11-18 11:23:52,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@673c3b22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:23:52, skipping insertion in model container [2018-11-18 11:23:52,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:23:52" (3/3) ... [2018-11-18 11:23:52,581 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product58_true-unreach-call_false-termination.cil.c [2018-11-18 11:23:52,587 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 11:23:52,592 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 11:23:52,601 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 11:23:52,619 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 11:23:52,619 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 11:23:52,619 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 11:23:52,620 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 11:23:52,620 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 11:23:52,620 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 11:23:52,620 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 11:23:52,620 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 11:23:52,620 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 11:23:52,638 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2018-11-18 11:23:52,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 11:23:52,644 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:52,644 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:52,646 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:52,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:52,649 INFO L82 PathProgramCache]: Analyzing trace with hash -1496162625, now seen corresponding path program 1 times [2018-11-18 11:23:52,650 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:52,650 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:52,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:52,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:52,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:52,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:52,869 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:23:52,870 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 11:23:52,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 11:23:52,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 11:23:52,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 11:23:52,886 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 2 states. [2018-11-18 11:23:52,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:52,918 INFO L93 Difference]: Finished difference Result 304 states and 371 transitions. [2018-11-18 11:23:52,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 11:23:52,920 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-11-18 11:23:52,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:52,930 INFO L225 Difference]: With dead ends: 304 [2018-11-18 11:23:52,930 INFO L226 Difference]: Without dead ends: 152 [2018-11-18 11:23:52,933 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 11:23:52,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-11-18 11:23:52,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-11-18 11:23:52,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-11-18 11:23:52,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 177 transitions. [2018-11-18 11:23:52,969 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 177 transitions. Word has length 52 [2018-11-18 11:23:52,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:52,970 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 177 transitions. [2018-11-18 11:23:52,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 11:23:52,970 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 177 transitions. [2018-11-18 11:23:52,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 11:23:52,972 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:52,972 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:52,972 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:52,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:52,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1409544890, now seen corresponding path program 1 times [2018-11-18 11:23:52,973 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:52,973 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:52,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:52,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:52,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:53,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:53,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:23:53,074 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:23:53,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 11:23:53,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:23:53,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:23:53,076 INFO L87 Difference]: Start difference. First operand 152 states and 177 transitions. Second operand 3 states. [2018-11-18 11:23:53,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:53,106 INFO L93 Difference]: Finished difference Result 247 states and 287 transitions. [2018-11-18 11:23:53,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:23:53,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2018-11-18 11:23:53,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:53,108 INFO L225 Difference]: With dead ends: 247 [2018-11-18 11:23:53,108 INFO L226 Difference]: Without dead ends: 142 [2018-11-18 11:23:53,109 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:23:53,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-11-18 11:23:53,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-11-18 11:23:53,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-18 11:23:53,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 164 transitions. [2018-11-18 11:23:53,120 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 164 transitions. Word has length 54 [2018-11-18 11:23:53,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:53,121 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 164 transitions. [2018-11-18 11:23:53,121 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 11:23:53,121 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 164 transitions. [2018-11-18 11:23:53,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 11:23:53,122 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:53,122 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:53,123 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:53,123 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:53,123 INFO L82 PathProgramCache]: Analyzing trace with hash -1373542153, now seen corresponding path program 1 times [2018-11-18 11:23:53,123 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:53,123 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:53,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:53,124 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:53,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:53,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:53,249 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:23:53,249 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 11:23:53,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 11:23:53,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 11:23:53,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 11:23:53,250 INFO L87 Difference]: Start difference. First operand 142 states and 164 transitions. Second operand 7 states. [2018-11-18 11:23:53,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:53,535 INFO L93 Difference]: Finished difference Result 260 states and 305 transitions. [2018-11-18 11:23:53,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 11:23:53,535 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 59 [2018-11-18 11:23:53,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:53,536 INFO L225 Difference]: With dead ends: 260 [2018-11-18 11:23:53,536 INFO L226 Difference]: Without dead ends: 142 [2018-11-18 11:23:53,537 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 11:23:53,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-11-18 11:23:53,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-11-18 11:23:53,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-18 11:23:53,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 163 transitions. [2018-11-18 11:23:53,548 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 163 transitions. Word has length 59 [2018-11-18 11:23:53,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:53,548 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 163 transitions. [2018-11-18 11:23:53,548 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 11:23:53,548 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 163 transitions. [2018-11-18 11:23:53,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 11:23:53,550 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:53,550 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:53,550 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:53,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:53,551 INFO L82 PathProgramCache]: Analyzing trace with hash -896548784, now seen corresponding path program 1 times [2018-11-18 11:23:53,551 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:53,551 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:53,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:53,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:53,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:53,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:53,636 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:23:53,637 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 11:23:53,637 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 11:23:53,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 11:23:53,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 11:23:53,638 INFO L87 Difference]: Start difference. First operand 142 states and 163 transitions. Second operand 5 states. [2018-11-18 11:23:53,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:53,969 INFO L93 Difference]: Finished difference Result 375 states and 447 transitions. [2018-11-18 11:23:53,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 11:23:53,970 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2018-11-18 11:23:53,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:53,972 INFO L225 Difference]: With dead ends: 375 [2018-11-18 11:23:53,972 INFO L226 Difference]: Without dead ends: 257 [2018-11-18 11:23:53,973 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 11:23:53,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-11-18 11:23:53,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 237. [2018-11-18 11:23:53,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2018-11-18 11:23:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 269 transitions. [2018-11-18 11:23:53,998 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 269 transitions. Word has length 72 [2018-11-18 11:23:53,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:54,000 INFO L480 AbstractCegarLoop]: Abstraction has 237 states and 269 transitions. [2018-11-18 11:23:54,000 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 11:23:54,000 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 269 transitions. [2018-11-18 11:23:54,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 11:23:54,001 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:54,001 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:54,002 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:54,002 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:54,002 INFO L82 PathProgramCache]: Analyzing trace with hash 592611061, now seen corresponding path program 1 times [2018-11-18 11:23:54,002 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:54,002 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:54,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:54,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:54,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:54,112 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:23:54,113 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 11:23:54,113 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 11:23:54,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 11:23:54,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 11:23:54,116 INFO L87 Difference]: Start difference. First operand 237 states and 269 transitions. Second operand 8 states. [2018-11-18 11:23:54,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:54,144 INFO L93 Difference]: Finished difference Result 457 states and 531 transitions. [2018-11-18 11:23:54,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 11:23:54,144 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 86 [2018-11-18 11:23:54,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:54,146 INFO L225 Difference]: With dead ends: 457 [2018-11-18 11:23:54,146 INFO L226 Difference]: Without dead ends: 244 [2018-11-18 11:23:54,147 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 11:23:54,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-11-18 11:23:54,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 241. [2018-11-18 11:23:54,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2018-11-18 11:23:54,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 273 transitions. [2018-11-18 11:23:54,160 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 273 transitions. Word has length 86 [2018-11-18 11:23:54,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:54,161 INFO L480 AbstractCegarLoop]: Abstraction has 241 states and 273 transitions. [2018-11-18 11:23:54,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 11:23:54,161 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 273 transitions. [2018-11-18 11:23:54,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 11:23:54,162 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:54,162 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:54,162 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:54,162 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:54,162 INFO L82 PathProgramCache]: Analyzing trace with hash 1436616563, now seen corresponding path program 1 times [2018-11-18 11:23:54,162 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:54,162 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:54,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,163 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:54,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:54,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:54,235 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:23:54,236 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 11:23:54,236 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 11:23:54,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 11:23:54,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 11:23:54,236 INFO L87 Difference]: Start difference. First operand 241 states and 273 transitions. Second operand 6 states. [2018-11-18 11:23:54,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:54,362 INFO L93 Difference]: Finished difference Result 594 states and 704 transitions. [2018-11-18 11:23:54,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 11:23:54,363 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 86 [2018-11-18 11:23:54,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:54,365 INFO L225 Difference]: With dead ends: 594 [2018-11-18 11:23:54,365 INFO L226 Difference]: Without dead ends: 377 [2018-11-18 11:23:54,366 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:23:54,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2018-11-18 11:23:54,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 373. [2018-11-18 11:23:54,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2018-11-18 11:23:54,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 428 transitions. [2018-11-18 11:23:54,385 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 428 transitions. Word has length 86 [2018-11-18 11:23:54,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:54,385 INFO L480 AbstractCegarLoop]: Abstraction has 373 states and 428 transitions. [2018-11-18 11:23:54,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 11:23:54,385 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 428 transitions. [2018-11-18 11:23:54,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 11:23:54,386 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:54,386 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:54,386 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:54,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:54,387 INFO L82 PathProgramCache]: Analyzing trace with hash -201221543, now seen corresponding path program 1 times [2018-11-18 11:23:54,387 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:54,387 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:54,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:54,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:54,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:54,469 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:23:54,469 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 11:23:54,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 11:23:54,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 11:23:54,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 11:23:54,470 INFO L87 Difference]: Start difference. First operand 373 states and 428 transitions. Second operand 6 states. [2018-11-18 11:23:54,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:54,624 INFO L93 Difference]: Finished difference Result 798 states and 951 transitions. [2018-11-18 11:23:54,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 11:23:54,625 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2018-11-18 11:23:54,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:54,628 INFO L225 Difference]: With dead ends: 798 [2018-11-18 11:23:54,628 INFO L226 Difference]: Without dead ends: 581 [2018-11-18 11:23:54,629 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:23:54,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2018-11-18 11:23:54,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 563. [2018-11-18 11:23:54,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 563 states. [2018-11-18 11:23:54,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 660 transitions. [2018-11-18 11:23:54,656 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 660 transitions. Word has length 90 [2018-11-18 11:23:54,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:54,656 INFO L480 AbstractCegarLoop]: Abstraction has 563 states and 660 transitions. [2018-11-18 11:23:54,656 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 11:23:54,656 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 660 transitions. [2018-11-18 11:23:54,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 11:23:54,657 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:54,658 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:54,658 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:54,658 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:54,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1967910628, now seen corresponding path program 1 times [2018-11-18 11:23:54,658 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:54,658 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:54,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:54,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:54,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:54,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:23:54,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 11:23:54,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 11:23:54,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 11:23:54,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:23:54,735 INFO L87 Difference]: Start difference. First operand 563 states and 660 transitions. Second operand 9 states. [2018-11-18 11:23:54,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:54,778 INFO L93 Difference]: Finished difference Result 990 states and 1175 transitions. [2018-11-18 11:23:54,779 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 11:23:54,779 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2018-11-18 11:23:54,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:54,782 INFO L225 Difference]: With dead ends: 990 [2018-11-18 11:23:54,782 INFO L226 Difference]: Without dead ends: 583 [2018-11-18 11:23:54,783 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-18 11:23:54,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2018-11-18 11:23:54,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 578. [2018-11-18 11:23:54,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2018-11-18 11:23:54,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 677 transitions. [2018-11-18 11:23:54,803 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 677 transitions. Word has length 90 [2018-11-18 11:23:54,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:54,804 INFO L480 AbstractCegarLoop]: Abstraction has 578 states and 677 transitions. [2018-11-18 11:23:54,804 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 11:23:54,804 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 677 transitions. [2018-11-18 11:23:54,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 11:23:54,806 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:54,806 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:54,807 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:54,807 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:54,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1123905126, now seen corresponding path program 1 times [2018-11-18 11:23:54,807 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:54,807 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:54,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:54,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:54,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:54,856 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:23:54,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 11:23:54,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 11:23:54,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 11:23:54,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 11:23:54,857 INFO L87 Difference]: Start difference. First operand 578 states and 677 transitions. Second operand 5 states. [2018-11-18 11:23:54,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:54,877 INFO L93 Difference]: Finished difference Result 992 states and 1184 transitions. [2018-11-18 11:23:54,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 11:23:54,878 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 90 [2018-11-18 11:23:54,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:54,880 INFO L225 Difference]: With dead ends: 992 [2018-11-18 11:23:54,880 INFO L226 Difference]: Without dead ends: 570 [2018-11-18 11:23:54,881 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 11:23:54,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2018-11-18 11:23:54,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 570. [2018-11-18 11:23:54,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 570 states. [2018-11-18 11:23:54,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 666 transitions. [2018-11-18 11:23:54,898 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 666 transitions. Word has length 90 [2018-11-18 11:23:54,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:54,898 INFO L480 AbstractCegarLoop]: Abstraction has 570 states and 666 transitions. [2018-11-18 11:23:54,898 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 11:23:54,898 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 666 transitions. [2018-11-18 11:23:54,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 11:23:54,900 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:54,900 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:54,900 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:54,900 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:54,900 INFO L82 PathProgramCache]: Analyzing trace with hash 1345024277, now seen corresponding path program 1 times [2018-11-18 11:23:54,900 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:54,900 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:54,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:54,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:54,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:54,995 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 11:23:54,995 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:23:54,995 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 11:23:55,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:55,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:23:55,211 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:23:55,227 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 11:23:55,227 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-11-18 11:23:55,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 11:23:55,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 11:23:55,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-18 11:23:55,227 INFO L87 Difference]: Start difference. First operand 570 states and 666 transitions. Second operand 14 states. [2018-11-18 11:23:55,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:55,997 INFO L93 Difference]: Finished difference Result 1542 states and 1863 transitions. [2018-11-18 11:23:55,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 11:23:55,998 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 102 [2018-11-18 11:23:55,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:56,002 INFO L225 Difference]: With dead ends: 1542 [2018-11-18 11:23:56,004 INFO L226 Difference]: Without dead ends: 996 [2018-11-18 11:23:56,006 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-11-18 11:23:56,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 996 states. [2018-11-18 11:23:56,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 996 to 993. [2018-11-18 11:23:56,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 993 states. [2018-11-18 11:23:56,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 993 states and 1149 transitions. [2018-11-18 11:23:56,057 INFO L78 Accepts]: Start accepts. Automaton has 993 states and 1149 transitions. Word has length 102 [2018-11-18 11:23:56,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:56,057 INFO L480 AbstractCegarLoop]: Abstraction has 993 states and 1149 transitions. [2018-11-18 11:23:56,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 11:23:56,057 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1149 transitions. [2018-11-18 11:23:56,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:23:56,059 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:56,060 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:56,060 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:56,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:56,060 INFO L82 PathProgramCache]: Analyzing trace with hash -229295495, now seen corresponding path program 1 times [2018-11-18 11:23:56,060 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:56,060 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:56,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:56,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:56,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:56,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 11:23:56,162 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:23:56,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 11:23:56,164 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 11:23:56,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 11:23:56,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 11:23:56,164 INFO L87 Difference]: Start difference. First operand 993 states and 1149 transitions. Second operand 10 states. [2018-11-18 11:23:56,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:56,457 INFO L93 Difference]: Finished difference Result 1936 states and 2270 transitions. [2018-11-18 11:23:56,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 11:23:56,458 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2018-11-18 11:23:56,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:56,462 INFO L225 Difference]: With dead ends: 1936 [2018-11-18 11:23:56,462 INFO L226 Difference]: Without dead ends: 967 [2018-11-18 11:23:56,464 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 11:23:56,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 967 states. [2018-11-18 11:23:56,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 967 to 951. [2018-11-18 11:23:56,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 951 states. [2018-11-18 11:23:56,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 951 states and 1098 transitions. [2018-11-18 11:23:56,506 INFO L78 Accepts]: Start accepts. Automaton has 951 states and 1098 transitions. Word has length 106 [2018-11-18 11:23:56,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:56,507 INFO L480 AbstractCegarLoop]: Abstraction has 951 states and 1098 transitions. [2018-11-18 11:23:56,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 11:23:56,507 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1098 transitions. [2018-11-18 11:23:56,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:23:56,509 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:56,509 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:56,509 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:56,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:56,509 INFO L82 PathProgramCache]: Analyzing trace with hash -1405288553, now seen corresponding path program 1 times [2018-11-18 11:23:56,509 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:56,510 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:56,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:56,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:56,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:56,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:56,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 11:23:56,588 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:23:56,588 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 11:23:56,588 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 11:23:56,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 11:23:56,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 11:23:56,589 INFO L87 Difference]: Start difference. First operand 951 states and 1098 transitions. Second operand 10 states. [2018-11-18 11:23:56,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:56,877 INFO L93 Difference]: Finished difference Result 1884 states and 2178 transitions. [2018-11-18 11:23:56,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 11:23:56,878 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2018-11-18 11:23:56,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:56,882 INFO L225 Difference]: With dead ends: 1884 [2018-11-18 11:23:56,882 INFO L226 Difference]: Without dead ends: 957 [2018-11-18 11:23:56,884 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 11:23:56,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 957 states. [2018-11-18 11:23:56,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 957 to 912. [2018-11-18 11:23:56,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 912 states. [2018-11-18 11:23:56,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 912 states and 1023 transitions. [2018-11-18 11:23:56,921 INFO L78 Accepts]: Start accepts. Automaton has 912 states and 1023 transitions. Word has length 106 [2018-11-18 11:23:56,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:56,921 INFO L480 AbstractCegarLoop]: Abstraction has 912 states and 1023 transitions. [2018-11-18 11:23:56,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 11:23:56,921 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1023 transitions. [2018-11-18 11:23:56,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 11:23:56,924 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:56,924 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:56,924 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:56,924 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:56,925 INFO L82 PathProgramCache]: Analyzing trace with hash -55088399, now seen corresponding path program 1 times [2018-11-18 11:23:56,925 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:56,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:56,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:56,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:56,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:56,985 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 11:23:56,985 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:23:56,986 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 11:23:56,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:57,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:23:57,222 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 11:23:57,247 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 11:23:57,247 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-11-18 11:23:57,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 11:23:57,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 11:23:57,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 11:23:57,248 INFO L87 Difference]: Start difference. First operand 912 states and 1023 transitions. Second operand 13 states. [2018-11-18 11:23:58,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:23:58,407 INFO L93 Difference]: Finished difference Result 2123 states and 2506 transitions. [2018-11-18 11:23:58,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-18 11:23:58,407 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 153 [2018-11-18 11:23:58,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:23:58,411 INFO L225 Difference]: With dead ends: 2123 [2018-11-18 11:23:58,411 INFO L226 Difference]: Without dead ends: 1235 [2018-11-18 11:23:58,413 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-11-18 11:23:58,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1235 states. [2018-11-18 11:23:58,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1235 to 1090. [2018-11-18 11:23:58,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1090 states. [2018-11-18 11:23:58,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 1090 states and 1207 transitions. [2018-11-18 11:23:58,446 INFO L78 Accepts]: Start accepts. Automaton has 1090 states and 1207 transitions. Word has length 153 [2018-11-18 11:23:58,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:23:58,447 INFO L480 AbstractCegarLoop]: Abstraction has 1090 states and 1207 transitions. [2018-11-18 11:23:58,447 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 11:23:58,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1207 transitions. [2018-11-18 11:23:58,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 11:23:58,449 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:23:58,449 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:23:58,449 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:23:58,449 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:23:58,450 INFO L82 PathProgramCache]: Analyzing trace with hash -2059445080, now seen corresponding path program 1 times [2018-11-18 11:23:58,450 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:23:58,450 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:23:58,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:58,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:58,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:23:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:58,522 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:58,522 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:23:58,522 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 11:23:58,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:23:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:23:58,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:23:58,713 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 11:23:58,729 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 11:23:58,730 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-18 11:23:58,730 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 11:23:58,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 11:23:58,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-18 11:23:58,731 INFO L87 Difference]: Start difference. First operand 1090 states and 1207 transitions. Second operand 15 states. [2018-11-18 11:24:00,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:24:00,665 INFO L93 Difference]: Finished difference Result 2825 states and 3580 transitions. [2018-11-18 11:24:00,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-18 11:24:00,666 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 157 [2018-11-18 11:24:00,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:24:00,667 INFO L225 Difference]: With dead ends: 2825 [2018-11-18 11:24:00,667 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 11:24:00,671 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-18 11:24:00,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 11:24:00,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 11:24:00,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 11:24:00,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 11:24:00,671 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2018-11-18 11:24:00,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:24:00,672 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 11:24:00,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 11:24:00,672 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 11:24:00,672 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:24:00,675 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 11:24:00,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:00,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:24:01,613 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-11-18 11:24:01,985 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 36 [2018-11-18 11:24:02,391 WARN L180 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2018-11-18 11:24:02,733 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2018-11-18 11:24:02,856 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 29 [2018-11-18 11:24:03,241 WARN L180 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 49 [2018-11-18 11:24:03,455 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 29 [2018-11-18 11:24:03,710 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-11-18 11:24:04,068 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 39 [2018-11-18 11:24:05,003 WARN L180 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2018-11-18 11:24:05,210 INFO L425 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point L256-1(lines 256 277) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point L256-3(lines 256 277) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point L278(lines 255 279) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 231 286) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 231 286) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point L262-1(lines 262 266) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 231 286) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point L314(line 314) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point L339(lines 312 340) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 287 346) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 287 346) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point L319(lines 319 323) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point L319-1(lines 319 323) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point L313-1(lines 313 338) no Hoare annotation was computed. [2018-11-18 11:24:05,211 INFO L425 ceAbstractionStarter]: For program point L313-3(lines 313 338) no Hoare annotation was computed. [2018-11-18 11:24:05,212 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 287 346) no Hoare annotation was computed. [2018-11-18 11:24:05,212 INFO L425 ceAbstractionStarter]: For program point L332(line 332) no Hoare annotation was computed. [2018-11-18 11:24:05,212 INFO L425 ceAbstractionStarter]: For program point L332-1(line 332) no Hoare annotation was computed. [2018-11-18 11:24:05,212 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2018-11-18 11:24:05,212 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2018-11-18 11:24:05,212 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2018-11-18 11:24:05,212 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2018-11-18 11:24:05,212 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2018-11-18 11:24:05,212 INFO L425 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-18 11:24:05,212 INFO L425 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-18 11:24:05,212 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 11:24:05,213 INFO L421 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 11:24:05,213 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 11:24:05,213 INFO L421 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 11:24:05,213 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-18 11:24:05,213 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-18 11:24:05,213 INFO L421 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 11:24:05,213 INFO L421 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 11:24:05,213 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-18 11:24:05,213 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2018-11-18 11:24:05,213 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-18 11:24:05,213 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2018-11-18 11:24:05,213 INFO L425 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 899 907) no Hoare annotation was computed. [2018-11-18 11:24:05,214 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 899 907) the Hoare annotation is: true [2018-11-18 11:24:05,214 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 899 907) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point L972(lines 972 976) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L428 ceAbstractionStarter]: At program point L970(line 970) the Hoare annotation is: true [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point L972-2(lines 972 976) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 963 981) the Hoare annotation is: true [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point L970-1(line 970) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 963 981) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 963 981) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 935) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point L927-2(lines 927 935) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point L915(lines 915 923) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point L915-2(lines 915 923) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 908 943) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point L938-1(line 938) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 908 943) no Hoare annotation was computed. [2018-11-18 11:24:05,215 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 908 943) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 185 230) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 185 230) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 185 230) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 532) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point L512-1(lines 512 532) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 498 543) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 498 543) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 525) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 498 543) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-18 11:24:05,216 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-18 11:24:05,217 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 888 898) the Hoare annotation is: true [2018-11-18 11:24:05,217 INFO L428 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: true [2018-11-18 11:24:05,217 INFO L425 ceAbstractionStarter]: For program point L893-1(line 893) no Hoare annotation was computed. [2018-11-18 11:24:05,217 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 888 898) no Hoare annotation was computed. [2018-11-18 11:24:05,217 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 888 898) no Hoare annotation was computed. [2018-11-18 11:24:05,217 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 880 887) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse3))) [2018-11-18 11:24:05,217 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 880 887) no Hoare annotation was computed. [2018-11-18 11:24:05,217 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 880 887) no Hoare annotation was computed. [2018-11-18 11:24:05,217 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 639 652) no Hoare annotation was computed. [2018-11-18 11:24:05,217 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 649) no Hoare annotation was computed. [2018-11-18 11:24:05,217 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 639 652) the Hoare annotation is: true [2018-11-18 11:24:05,217 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 639 652) no Hoare annotation was computed. [2018-11-18 11:24:05,217 INFO L425 ceAbstractionStarter]: For program point L833(lines 833 850) no Hoare annotation was computed. [2018-11-18 11:24:05,217 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 829 853) no Hoare annotation was computed. [2018-11-18 11:24:05,218 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 829 853) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-18 11:24:05,218 INFO L421 ceAbstractionStarter]: At program point L848(line 848) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 11:24:05,218 INFO L425 ceAbstractionStarter]: For program point L848-1(lines 829 853) no Hoare annotation was computed. [2018-11-18 11:24:05,218 INFO L421 ceAbstractionStarter]: At program point L843(line 843) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 11:24:05,218 INFO L421 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 11:24:05,218 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 845) no Hoare annotation was computed. [2018-11-18 11:24:05,218 INFO L421 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 11:24:05,218 INFO L425 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2018-11-18 11:24:05,218 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 795 801) no Hoare annotation was computed. [2018-11-18 11:24:05,218 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 795 801) the Hoare annotation is: true [2018-11-18 11:24:05,219 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 699 764) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 11:24:05,219 INFO L421 ceAbstractionStarter]: At program point L731(line 731) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse5 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse6 .cse3 .cse4) (and .cse2 .cse5 .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 11:24:05,219 INFO L425 ceAbstractionStarter]: For program point L729(lines 729 735) no Hoare annotation was computed. [2018-11-18 11:24:05,219 INFO L425 ceAbstractionStarter]: For program point L729-1(lines 729 735) no Hoare annotation was computed. [2018-11-18 11:24:05,219 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 699 764) no Hoare annotation was computed. [2018-11-18 11:24:05,219 INFO L421 ceAbstractionStarter]: At program point L754(lines 709 756) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse2 .cse5 .cse6 .cse3 .cse4) (and .cse1 .cse7 .cse6 .cse3 .cse4) (and .cse0 .cse7 .cse5 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 11:24:05,219 INFO L421 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse5 (<= ~waterLevel~0 2)) (.cse0 (= ~pumpRunning~0 1)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse2 .cse3) (and .cse6 .cse5 .cse0 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse6 (and (not (= ~waterLevel~0 2)) .cse4 .cse2 .cse3) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 11:24:05,219 INFO L425 ceAbstractionStarter]: For program point L719(lines 719 725) no Hoare annotation was computed. [2018-11-18 11:24:05,219 INFO L425 ceAbstractionStarter]: For program point L719-1(lines 719 725) no Hoare annotation was computed. [2018-11-18 11:24:05,219 INFO L425 ceAbstractionStarter]: For program point L711(lines 711 715) no Hoare annotation was computed. [2018-11-18 11:24:05,219 INFO L425 ceAbstractionStarter]: For program point L709-1(lines 709 756) no Hoare annotation was computed. [2018-11-18 11:24:05,219 INFO L421 ceAbstractionStarter]: At program point L757(lines 708 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 11:24:05,220 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 751) no Hoare annotation was computed. [2018-11-18 11:24:05,220 INFO L421 ceAbstractionStarter]: At program point L747-2(lines 739 752) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse5 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse6 .cse3 .cse4) (and .cse2 .cse5 .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 11:24:05,220 INFO L425 ceAbstractionStarter]: For program point L710(lines 709 756) no Hoare annotation was computed. [2018-11-18 11:24:05,220 INFO L421 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse5 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse6 .cse3 .cse4) (and .cse2 .cse5 .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 11:24:05,220 INFO L425 ceAbstractionStarter]: For program point L739(lines 739 752) no Hoare annotation was computed. [2018-11-18 11:24:05,220 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 699 764) no Hoare annotation was computed. [2018-11-18 11:24:05,220 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 452 497) no Hoare annotation was computed. [2018-11-18 11:24:05,220 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 479) no Hoare annotation was computed. [2018-11-18 11:24:05,220 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 452 497) no Hoare annotation was computed. [2018-11-18 11:24:05,220 INFO L425 ceAbstractionStarter]: For program point L466(lines 466 486) no Hoare annotation was computed. [2018-11-18 11:24:05,220 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 466 486) no Hoare annotation was computed. [2018-11-18 11:24:05,220 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 452 497) no Hoare annotation was computed. [2018-11-18 11:24:05,220 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 854 861) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 854 861) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 854 861) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 653 661) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 653 661) the Hoare annotation is: true [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 653 661) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 607 629) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 623) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 607 629) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point L615-2(lines 615 623) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 607 629) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 145 154) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 145 154) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 145 154) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 349 451) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 394) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 445) no Hoare annotation was computed. [2018-11-18 11:24:05,221 INFO L425 ceAbstractionStarter]: For program point L399(lines 398 418) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point L430-1(line 430) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point L395(lines 395 436) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 349 451) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point L414(line 414) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 377) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point L437(lines 437 448) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 349 451) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point L400(lines 400 404) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point L398-1(lines 398 418) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point L398-3(lines 398 418) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point L419(lines 397 420) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:24:05,222 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 11:24:05,222 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:24:05,223 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 863 879) no Hoare annotation was computed. [2018-11-18 11:24:05,223 INFO L421 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= ~methaneLevelCritical~0 activatePump_~tmp~8) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-18 11:24:05,223 INFO L425 ceAbstractionStarter]: For program point L874-1(lines 863 879) no Hoare annotation was computed. [2018-11-18 11:24:05,223 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 863 879) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-11-18 11:24:05,223 INFO L425 ceAbstractionStarter]: For program point L870(lines 870 876) no Hoare annotation was computed. [2018-11-18 11:24:05,223 INFO L421 ceAbstractionStarter]: At program point L868(line 868) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-11-18 11:24:05,223 INFO L425 ceAbstractionStarter]: For program point L868-1(line 868) no Hoare annotation was computed. [2018-11-18 11:24:05,223 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 630 638) the Hoare annotation is: true [2018-11-18 11:24:05,223 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 630 638) no Hoare annotation was computed. [2018-11-18 11:24:05,223 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 630 638) no Hoare annotation was computed. [2018-11-18 11:24:05,223 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 944 962) no Hoare annotation was computed. [2018-11-18 11:24:05,223 INFO L425 ceAbstractionStarter]: For program point L953(lines 953 957) no Hoare annotation was computed. [2018-11-18 11:24:05,223 INFO L428 ceAbstractionStarter]: At program point L951(line 951) the Hoare annotation is: true [2018-11-18 11:24:05,224 INFO L425 ceAbstractionStarter]: For program point L953-2(lines 953 957) no Hoare annotation was computed. [2018-11-18 11:24:05,224 INFO L425 ceAbstractionStarter]: For program point L951-1(line 951) no Hoare annotation was computed. [2018-11-18 11:24:05,224 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 944 962) the Hoare annotation is: true [2018-11-18 11:24:05,224 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 944 962) no Hoare annotation was computed. [2018-11-18 11:24:05,224 INFO L425 ceAbstractionStarter]: For program point L590-1(lines 586 597) no Hoare annotation was computed. [2018-11-18 11:24:05,224 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 586 597) the Hoare annotation is: (let ((.cse1 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (= 0 ~methaneLevelCritical~0))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse1 .cse5 .cse4 .cse0 .cse3) (or .cse5 .cse6 .cse4 .cse3 .cse7) (or .cse4 (or .cse2 .cse3) .cse7 .cse6))) [2018-11-18 11:24:05,224 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 586 597) no Hoare annotation was computed. [2018-11-18 11:24:05,224 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:24:05,224 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 11:24:05,224 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:24:05,224 INFO L421 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (let ((.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (<= ~waterLevel~0 0)) (.cse12 (or .cse5 .cse3)) (.cse11 (< 1 |old(~waterLevel~0)|)) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and (<= ~waterLevel~0 2) .cse6)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse0 .cse5 .cse3) (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse6) (and .cse7 .cse8 .cse6) .cse9) (or .cse2 .cse1 .cse3 .cse4 .cse10) (or .cse11 .cse12 .cse10 (and .cse7 .cse8)) (or (and (<= ~waterLevel~0 1) .cse6) .cse9 .cse12 .cse10) (or (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse3) .cse7) (or (or .cse11 .cse1 .cse3) .cse10 .cse7) (or .cse0 .cse1 .cse9 .cse13 .cse3) (or .cse1 .cse13 .cse9 .cse3 .cse10)))) [2018-11-18 11:24:05,225 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 771 794) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse13 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse1 (or .cse3 .cse13 .cse6)) (.cse8 (< 1 |old(~waterLevel~0)|)) (.cse12 (< 0 |old(~waterLevel~0)|)) (.cse11 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (or .cse13 .cse6)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse8 (<= ~waterLevel~0 1) .cse9 .cse10) (or .cse5 .cse4 .cse6 .cse7 .cse10) (or .cse8 .cse1 .cse11) (or (or .cse12 .cse3 .cse4 .cse6) .cse11) (or .cse2 .cse9 .cse10 .cse0) (or (or .cse8 .cse4 .cse6) .cse10 .cse11) (or .cse3 .cse4 .cse2 .cse0 .cse6) (or .cse12 .cse11 .cse9 .cse10) (or .cse4 .cse0 .cse2 .cse6 .cse10)))) [2018-11-18 11:24:05,225 INFO L421 ceAbstractionStarter]: At program point L782(lines 782 788) the Hoare annotation is: (let ((.cse14 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse18 (<= ~waterLevel~0 0)) (.cse19 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse17 (= 0 ~pumpRunning~0)) (.cse20 (= ~systemActive~0 1)) (.cse16 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse12 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse15 (<= ~waterLevel~0 2)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse13 (and (= 0 ~methaneLevelCritical~0) .cse17 (<= ~waterLevel~0 1) .cse20 .cse16)) (.cse8 (and .cse19 .cse17)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not .cse20)) (.cse6 (and .cse19 .cse16)) (.cse11 (and .cse14 .cse18 .cse16)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse7 (and .cse14 .cse17 .cse18))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9 (or .cse10 .cse3) .cse5 .cse11) (or (or .cse12 .cse1 .cse3) .cse5 .cse13) (or .cse14 (or (< 0 |old(~waterLevel~0)|) .cse1 .cse3 .cse5)) (or .cse0 .cse12 .cse1 .cse14 .cse3) (or .cse0 .cse1 .cse9 (and .cse15 .cse16) .cse3) (or .cse1 (and .cse15 (= ~pumpRunning~0 1)) .cse9 .cse3 .cse5 .cse13) (or .cse8 (or .cse0 .cse10 .cse3) .cse6 .cse11 .cse9 .cse7)))) [2018-11-18 11:24:05,225 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 771 794) no Hoare annotation was computed. [2018-11-18 11:24:05,225 INFO L421 ceAbstractionStarter]: At program point L777(line 777) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse5 .cse10 .cse7)) (.cse3 (< 1 |old(~waterLevel~0)|)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse8 (or .cse10 .cse7)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4) (or .cse5 .cse6 .cse1 .cse7) (or .cse3 .cse4 .cse8 .cse9) (or .cse2 .cse1 .cse8 .cse9) (or .cse6 .cse1 .cse7 .cse9)))) [2018-11-18 11:24:05,225 INFO L425 ceAbstractionStarter]: For program point L775(lines 774 793) no Hoare annotation was computed. [2018-11-18 11:24:05,225 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 771 794) no Hoare annotation was computed. [2018-11-18 11:24:05,225 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-18 11:24:05,225 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-18 11:24:05,225 INFO L428 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-18 11:24:05,226 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 52 66) no Hoare annotation was computed. [2018-11-18 11:24:05,226 INFO L428 ceAbstractionStarter]: At program point L52-3(lines 52 66) the Hoare annotation is: true [2018-11-18 11:24:05,226 INFO L428 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-18 11:24:05,226 INFO L425 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-18 11:24:05,226 INFO L428 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-18 11:24:05,226 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-18 11:24:05,226 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-18 11:24:05,226 INFO L425 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-18 11:24:05,226 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 598 606) the Hoare annotation is: true [2018-11-18 11:24:05,226 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 598 606) no Hoare annotation was computed. [2018-11-18 11:24:05,226 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 598 606) no Hoare annotation was computed. [2018-11-18 11:24:05,226 INFO L425 ceAbstractionStarter]: For program point L673(lines 673 693) no Hoare annotation was computed. [2018-11-18 11:24:05,226 INFO L428 ceAbstractionStarter]: At program point L671(line 671) the Hoare annotation is: true [2018-11-18 11:24:05,226 INFO L425 ceAbstractionStarter]: For program point L671-1(line 671) no Hoare annotation was computed. [2018-11-18 11:24:05,226 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 664 696) no Hoare annotation was computed. [2018-11-18 11:24:05,226 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 664 696) the Hoare annotation is: true [2018-11-18 11:24:05,227 INFO L421 ceAbstractionStarter]: At program point L687(line 687) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5))) [2018-11-18 11:24:05,227 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 689) no Hoare annotation was computed. [2018-11-18 11:24:05,227 INFO L421 ceAbstractionStarter]: At program point L681(line 681) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= __utac_acc__Specification3_spec__1_~tmp~4 ~methaneLevelCritical~0) .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5) (or .cse6 .cse4 .cse3 .cse5))) [2018-11-18 11:24:05,227 INFO L425 ceAbstractionStarter]: For program point L681-1(line 681) no Hoare annotation was computed. [2018-11-18 11:24:05,227 INFO L425 ceAbstractionStarter]: For program point L679(lines 679 692) no Hoare annotation was computed. [2018-11-18 11:24:05,227 INFO L425 ceAbstractionStarter]: For program point L679-1(lines 664 696) no Hoare annotation was computed. [2018-11-18 11:24:05,227 INFO L421 ceAbstractionStarter]: At program point L677(line 677) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse7 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (= __utac_acc__Specification3_spec__1_~tmp~4 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse5 .cse3 .cse6) (or .cse0 .cse7 .cse5 .cse3) (or .cse7 .cse1 .cse4 .cse3 .cse6))) [2018-11-18 11:24:05,227 INFO L425 ceAbstractionStarter]: For program point L677-1(line 677) no Hoare annotation was computed. [2018-11-18 11:24:05,227 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 562 573) the Hoare annotation is: (let ((.cse0 (< 2 |old(~waterLevel~0)|)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))))) (and (or (<= ~waterLevel~0 2) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse4) (or (< 1 |old(~waterLevel~0)|) .cse4 .cse1 .cse2 .cse3))) [2018-11-18 11:24:05,227 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 562 573) no Hoare annotation was computed. [2018-11-18 11:24:05,227 INFO L425 ceAbstractionStarter]: For program point L566-1(lines 562 573) no Hoare annotation was computed. [2018-11-18 11:24:05,228 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-18 11:24:05,228 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-18 11:24:05,228 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:24:05,228 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-18 11:24:05,228 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 11:24:05,228 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:24:05,228 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 982 989) no Hoare annotation was computed. [2018-11-18 11:24:05,228 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 982 989) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (= ~systemActive~0 1)) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= |old(~systemActive~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 (or .cse5 .cse4) .cse6 .cse3) (or .cse3 (or .cse0 .cse5 .cse4) .cse2) (or .cse1 .cse3 .cse2 .cse4 .cse6))) [2018-11-18 11:24:05,228 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 982 989) no Hoare annotation was computed. [2018-11-18 11:24:05,228 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 803 827) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-11-18 11:24:05,228 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 803 827) no Hoare annotation was computed. [2018-11-18 11:24:05,228 INFO L421 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 11:24:05,229 INFO L425 ceAbstractionStarter]: For program point L822-1(lines 803 827) no Hoare annotation was computed. [2018-11-18 11:24:05,229 INFO L421 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (< 2 ~waterLevel~0)) (.cse6 (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse8 (< 1 ~waterLevel~0)) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1)))) (and (or (and .cse0 .cse1) .cse2 .cse3 .cse4 .cse5) (or .cse2 .cse4 .cse6 (not (= ~waterLevel~0 1)) .cse5) (or .cse7 .cse2 (and .cse6 .cse0 .cse1) .cse3 .cse4) (or .cse8 .cse9 .cse4 .cse5) (or .cse6 (or (< 0 ~waterLevel~0) .cse2 .cse4 .cse5)) (or .cse7 .cse8 .cse9 .cse4))) [2018-11-18 11:24:05,229 INFO L421 ceAbstractionStarter]: At program point L813(line 813) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse1 .cse5 .cse6 .cse2 .cse3) (or .cse0 .cse7 .cse2 .cse3) (or .cse4 .cse1 .cse6 .cse5 .cse2) (or .cse4 .cse0 .cse7 .cse2))) [2018-11-18 11:24:05,229 INFO L425 ceAbstractionStarter]: For program point L811(lines 811 819) no Hoare annotation was computed. [2018-11-18 11:24:05,229 INFO L421 ceAbstractionStarter]: At program point L809(line 809) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-11-18 11:24:05,229 INFO L425 ceAbstractionStarter]: For program point L809-1(line 809) no Hoare annotation was computed. [2018-11-18 11:24:05,229 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 824) no Hoare annotation was computed. [2018-11-18 11:24:05,229 INFO L425 ceAbstractionStarter]: For program point L578-1(lines 574 585) no Hoare annotation was computed. [2018-11-18 11:24:05,229 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 574 585) no Hoare annotation was computed. [2018-11-18 11:24:05,229 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 574 585) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse5 (or .cse7 .cse2 .cse3)) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< 0 |old(~waterLevel~0)|) .cse5 .cse0) (or .cse6 .cse5 (<= ~waterLevel~0 1)) (or .cse7 .cse8 .cse1 (<= ~waterLevel~0 2) .cse3) (or .cse0 (or .cse7 .cse6 .cse8 .cse3)) (or .cse6 .cse8 .cse3 .cse4 .cse0)))) [2018-11-18 11:24:05,230 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 545 552) no Hoare annotation was computed. [2018-11-18 11:24:05,230 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 545 552) the Hoare annotation is: true [2018-11-18 11:24:05,230 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 549) no Hoare annotation was computed. [2018-11-18 11:24:05,230 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 545 552) no Hoare annotation was computed. [2018-11-18 11:24:05,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 11:24:05 BoogieIcfgContainer [2018-11-18 11:24:05,241 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 11:24:05,242 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:24:05,242 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:24:05,242 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:24:05,242 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:23:52" (3/4) ... [2018-11-18 11:24:05,245 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 11:24:05,255 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 11:24:05,256 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 11:24:05,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 11:24:05,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 11:24:05,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 11:24:05,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 11:24:05,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 11:24:05,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 11:24:05,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-18 11:24:05,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 11:24:05,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 11:24:05,257 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 11:24:05,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 11:24:05,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 11:24:05,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 11:24:05,258 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 11:24:05,267 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 11:24:05,268 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 11:24:05,268 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 11:24:05,292 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) || ((((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 11:24:05,292 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 11:24:05,334 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bb5f10c1-1f48-4099-81e1-612a66a3a502/bin-2019/uautomizer/witness.graphml [2018-11-18 11:24:05,334 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:24:05,334 INFO L168 Benchmark]: Toolchain (without parser) took 13874.66 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 536.9 MB). Free memory was 957.0 MB in the beginning and 1.4 GB in the end (delta: -442.7 MB). Peak memory consumption was 94.1 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:05,335 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:24:05,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 390.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -178.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:05,335 INFO L168 Benchmark]: Boogie Preprocessor took 62.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:24:05,335 INFO L168 Benchmark]: RCFGBuilder took 660.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.4 MB). Peak memory consumption was 91.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:05,336 INFO L168 Benchmark]: TraceAbstraction took 12665.04 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 384.8 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -356.0 MB). Peak memory consumption was 626.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:05,336 INFO L168 Benchmark]: Witness Printer took 92.11 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:24:05,337 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 390.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -178.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 660.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.4 MB). Peak memory consumption was 91.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12665.04 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 384.8 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -356.0 MB). Peak memory consumption was 626.8 MB. Max. memory is 11.5 GB. * Witness Printer took 92.11 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 549]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: ((((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) || ((((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 254 locations, 1 error locations. SAFE Result, 12.6s OverallTime, 14 OverallIterations, 3 TraceHistogramMax, 5.5s AutomataDifference, 0.0s DeadEndRemovalTime, 4.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2814 SDtfs, 2117 SDslu, 10810 SDs, 0 SdLazy, 6344 SolverSat, 1009 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 614 GetRequests, 460 SyntacticMatches, 2 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 583 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1090occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 259 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 3387 PreInvPairs, 3884 NumberOfFragments, 3230 HoareAnnotationTreeSize, 3387 FomulaSimplifications, 18580 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 67 FomulaSimplificationsInter, 27717 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1715 NumberOfCodeBlocks, 1715 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1698 ConstructedInterpolants, 0 QuantifiedInterpolants, 329232 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2268 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 17 InterpolantComputations, 12 PerfectInterpolantSequences, 121/140 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...