./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9b7549a4c392cf253bbff25b83e97c5c89bfd389 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:55:43,871 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:55:43,872 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:55:43,880 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:55:43,880 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:55:43,881 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:55:43,882 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:55:43,883 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:55:43,884 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:55:43,884 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:55:43,885 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:55:43,885 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:55:43,886 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:55:43,886 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:55:43,887 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:55:43,888 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:55:43,888 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:55:43,889 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:55:43,890 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:55:43,891 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:55:43,892 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:55:43,893 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:55:43,894 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:55:43,895 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:55:43,895 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:55:43,895 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:55:43,896 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:55:43,896 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:55:43,897 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:55:43,898 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:55:43,898 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:55:43,898 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:55:43,898 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:55:43,898 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:55:43,899 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:55:43,900 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:55:43,900 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 08:55:43,909 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:55:43,909 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:55:43,910 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:55:43,910 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 08:55:43,911 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 08:55:43,911 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 08:55:43,911 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 08:55:43,911 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:55:43,911 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:55:43,911 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:55:43,911 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:55:43,912 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:55:43,912 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:55:43,912 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:55:43,912 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:55:43,912 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:55:43,912 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:55:43,912 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:55:43,912 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:55:43,913 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:55:43,913 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:55:43,913 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:55:43,913 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:55:43,913 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:55:43,913 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:55:43,913 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:55:43,913 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 08:55:43,913 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:55:43,914 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:55:43,914 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_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b7549a4c392cf253bbff25b83e97c5c89bfd389 [2018-11-10 08:55:43,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:55:43,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:55:43,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:55:43,949 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:55:43,949 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:55:43,950 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-11-10 08:55:43,990 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer/data/138e52d21/b56c0ea3c40a47f6bc14d47054def539/FLAG8da088775 [2018-11-10 08:55:44,425 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:55:44,426 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/sv-benchmarks/c/product-lines/minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-11-10 08:55:44,434 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer/data/138e52d21/b56c0ea3c40a47f6bc14d47054def539/FLAG8da088775 [2018-11-10 08:55:44,444 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer/data/138e52d21/b56c0ea3c40a47f6bc14d47054def539 [2018-11-10 08:55:44,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:55:44,448 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 08:55:44,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:55:44,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:55:44,451 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:55:44,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:55:44" (1/1) ... [2018-11-10 08:55:44,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b52ac19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:44, skipping insertion in model container [2018-11-10 08:55:44,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:55:44" (1/1) ... [2018-11-10 08:55:44,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:55:44,489 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:55:44,676 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:55:44,684 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:55:44,737 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:55:44,754 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:55:44,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:44 WrapperNode [2018-11-10 08:55:44,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:55:44,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:55:44,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:55:44,755 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:55:44,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:44" (1/1) ... [2018-11-10 08:55:44,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:44" (1/1) ... [2018-11-10 08:55:44,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:44" (1/1) ... [2018-11-10 08:55:44,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:44" (1/1) ... [2018-11-10 08:55:44,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:44" (1/1) ... [2018-11-10 08:55:44,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:44" (1/1) ... [2018-11-10 08:55:44,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:44" (1/1) ... [2018-11-10 08:55:44,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:55:44,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:55:44,853 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:55:44,853 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:55:44,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/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 [2018-11-10 08:55:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:55:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:55:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 08:55:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 08:55:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 08:55:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 08:55:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 08:55:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 08:55:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 08:55:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 08:55:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 08:55:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 08:55:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 08:55:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 08:55:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:55:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 08:55:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 08:55:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 08:55:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 08:55:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-10 08:55:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 08:55:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 08:55:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 08:55:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 08:55:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 08:55:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 08:55:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 08:55:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 08:55:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 08:55:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 08:55:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 08:55:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 08:55:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 08:55:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 08:55:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 08:55:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 08:55:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 08:55:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 08:55:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-10 08:55:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-10 08:55:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 08:55:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 08:55:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 08:55:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 08:55:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 08:55:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 08:55:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 08:55:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 08:55:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 08:55:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 08:55:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 08:55:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 08:55:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 08:55:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 08:55:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 08:55:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 08:55:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 08:55:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 08:55:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 08:55:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 08:55:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 08:55:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 08:55:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 08:55:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 08:55:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 08:55:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 08:55:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 08:55:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-10 08:55:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 08:55:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 08:55:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 08:55:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 08:55:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 08:55:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:55:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 08:55:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 08:55:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 08:55:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 08:55:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 08:55:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 08:55:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 08:55:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-10 08:55:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 08:55:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 08:55:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 08:55:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 08:55:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 08:55:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-10 08:55:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 08:55:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 08:55:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:55:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:55:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 08:55:45,519 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:55:45,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:55:45 BoogieIcfgContainer [2018-11-10 08:55:45,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:55:45,521 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 08:55:45,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 08:55:45,523 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 08:55:45,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:55:44" (1/3) ... [2018-11-10 08:55:45,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3445b146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:55:45, skipping insertion in model container [2018-11-10 08:55:45,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:55:44" (2/3) ... [2018-11-10 08:55:45,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3445b146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:55:45, skipping insertion in model container [2018-11-10 08:55:45,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:55:45" (3/3) ... [2018-11-10 08:55:45,527 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product45_true-unreach-call_false-termination.cil.c [2018-11-10 08:55:45,535 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 08:55:45,543 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 08:55:45,554 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 08:55:45,573 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 08:55:45,573 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 08:55:45,574 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 08:55:45,574 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 08:55:45,574 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 08:55:45,574 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 08:55:45,574 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 08:55:45,574 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 08:55:45,574 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 08:55:45,593 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-10 08:55:45,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 08:55:45,601 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:45,602 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] [2018-11-10 08:55:45,604 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:45,609 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:45,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1794135582, now seen corresponding path program 1 times [2018-11-10 08:55:45,611 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:45,612 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:45,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:45,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:45,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:45,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:45,816 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:45,816 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 08:55:45,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 08:55:45,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 08:55:45,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 08:55:45,833 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 2 states. [2018-11-10 08:55:45,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:45,859 INFO L93 Difference]: Finished difference Result 306 states and 373 transitions. [2018-11-10 08:55:45,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 08:55:45,860 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 87 [2018-11-10 08:55:45,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:45,868 INFO L225 Difference]: With dead ends: 306 [2018-11-10 08:55:45,868 INFO L226 Difference]: Without dead ends: 173 [2018-11-10 08:55:45,871 INFO L605 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 [2018-11-10 08:55:45,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2018-11-10 08:55:45,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2018-11-10 08:55:45,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2018-11-10 08:55:45,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 198 transitions. [2018-11-10 08:55:45,907 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 198 transitions. Word has length 87 [2018-11-10 08:55:45,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:45,908 INFO L481 AbstractCegarLoop]: Abstraction has 173 states and 198 transitions. [2018-11-10 08:55:45,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 08:55:45,908 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 198 transitions. [2018-11-10 08:55:45,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 08:55:45,911 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:45,911 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] [2018-11-10 08:55:45,911 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:45,912 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:45,912 INFO L82 PathProgramCache]: Analyzing trace with hash 2093779676, now seen corresponding path program 1 times [2018-11-10 08:55:45,912 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:45,912 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:45,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:45,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:45,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:46,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:46,014 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:46,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 08:55:46,015 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 08:55:46,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 08:55:46,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 08:55:46,016 INFO L87 Difference]: Start difference. First operand 173 states and 198 transitions. Second operand 3 states. [2018-11-10 08:55:46,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:46,036 INFO L93 Difference]: Finished difference Result 253 states and 293 transitions. [2018-11-10 08:55:46,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 08:55:46,038 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2018-11-10 08:55:46,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:46,039 INFO L225 Difference]: With dead ends: 253 [2018-11-10 08:55:46,039 INFO L226 Difference]: Without dead ends: 163 [2018-11-10 08:55:46,040 INFO L605 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 [2018-11-10 08:55:46,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-11-10 08:55:46,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2018-11-10 08:55:46,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-11-10 08:55:46,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 185 transitions. [2018-11-10 08:55:46,054 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 185 transitions. Word has length 89 [2018-11-10 08:55:46,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:46,054 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 185 transitions. [2018-11-10 08:55:46,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 08:55:46,055 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 185 transitions. [2018-11-10 08:55:46,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 08:55:46,056 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:46,056 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, 1, 1, 1] [2018-11-10 08:55:46,057 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:46,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:46,057 INFO L82 PathProgramCache]: Analyzing trace with hash 20049620, now seen corresponding path program 1 times [2018-11-10 08:55:46,057 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:46,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:46,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:46,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:46,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:46,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:46,171 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:46,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 08:55:46,172 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 08:55:46,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 08:55:46,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:55:46,172 INFO L87 Difference]: Start difference. First operand 163 states and 185 transitions. Second operand 7 states. [2018-11-10 08:55:46,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:46,344 INFO L93 Difference]: Finished difference Result 262 states and 307 transitions. [2018-11-10 08:55:46,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 08:55:46,345 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2018-11-10 08:55:46,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:46,347 INFO L225 Difference]: With dead ends: 262 [2018-11-10 08:55:46,347 INFO L226 Difference]: Without dead ends: 163 [2018-11-10 08:55:46,348 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 08:55:46,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-11-10 08:55:46,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2018-11-10 08:55:46,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-11-10 08:55:46,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 184 transitions. [2018-11-10 08:55:46,361 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 184 transitions. Word has length 93 [2018-11-10 08:55:46,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:46,363 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 184 transitions. [2018-11-10 08:55:46,363 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 08:55:46,363 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 184 transitions. [2018-11-10 08:55:46,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 08:55:46,364 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:46,365 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:46,365 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:46,365 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:46,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1063585659, now seen corresponding path program 1 times [2018-11-10 08:55:46,365 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:46,366 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:46,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:46,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:46,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:46,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:46,469 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:46,469 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 08:55:46,469 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 08:55:46,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 08:55:46,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 08:55:46,470 INFO L87 Difference]: Start difference. First operand 163 states and 184 transitions. Second operand 5 states. [2018-11-10 08:55:46,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:46,866 INFO L93 Difference]: Finished difference Result 367 states and 438 transitions. [2018-11-10 08:55:46,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 08:55:46,867 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 106 [2018-11-10 08:55:46,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:46,868 INFO L225 Difference]: With dead ends: 367 [2018-11-10 08:55:46,869 INFO L226 Difference]: Without dead ends: 268 [2018-11-10 08:55:46,869 INFO L605 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 [2018-11-10 08:55:46,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-11-10 08:55:46,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 249. [2018-11-10 08:55:46,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-11-10 08:55:46,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 281 transitions. [2018-11-10 08:55:46,893 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 281 transitions. Word has length 106 [2018-11-10 08:55:46,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:46,893 INFO L481 AbstractCegarLoop]: Abstraction has 249 states and 281 transitions. [2018-11-10 08:55:46,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 08:55:46,894 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 281 transitions. [2018-11-10 08:55:46,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 08:55:46,895 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:46,896 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:46,896 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:46,896 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:46,896 INFO L82 PathProgramCache]: Analyzing trace with hash -1739307992, now seen corresponding path program 1 times [2018-11-10 08:55:46,896 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:46,896 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:46,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:46,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:46,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:47,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:47,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:47,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 08:55:47,010 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 08:55:47,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 08:55:47,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 08:55:47,010 INFO L87 Difference]: Start difference. First operand 249 states and 281 transitions. Second operand 6 states. [2018-11-10 08:55:47,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:47,135 INFO L93 Difference]: Finished difference Result 601 states and 707 transitions. [2018-11-10 08:55:47,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 08:55:47,137 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 120 [2018-11-10 08:55:47,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:47,140 INFO L225 Difference]: With dead ends: 601 [2018-11-10 08:55:47,140 INFO L226 Difference]: Without dead ends: 416 [2018-11-10 08:55:47,142 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 08:55:47,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2018-11-10 08:55:47,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 410. [2018-11-10 08:55:47,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2018-11-10 08:55:47,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 466 transitions. [2018-11-10 08:55:47,171 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 466 transitions. Word has length 120 [2018-11-10 08:55:47,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:47,171 INFO L481 AbstractCegarLoop]: Abstraction has 410 states and 466 transitions. [2018-11-10 08:55:47,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 08:55:47,171 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 466 transitions. [2018-11-10 08:55:47,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 08:55:47,172 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:47,172 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:47,172 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:47,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:47,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1142466380, now seen corresponding path program 1 times [2018-11-10 08:55:47,173 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:47,173 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:47,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:47,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:47,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:47,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:47,278 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:47,278 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 08:55:47,279 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 08:55:47,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 08:55:47,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:55:47,279 INFO L87 Difference]: Start difference. First operand 410 states and 466 transitions. Second operand 7 states. [2018-11-10 08:55:47,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:47,644 INFO L93 Difference]: Finished difference Result 787 states and 922 transitions. [2018-11-10 08:55:47,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 08:55:47,645 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 124 [2018-11-10 08:55:47,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:47,647 INFO L225 Difference]: With dead ends: 787 [2018-11-10 08:55:47,647 INFO L226 Difference]: Without dead ends: 441 [2018-11-10 08:55:47,648 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 08:55:47,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2018-11-10 08:55:47,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 409. [2018-11-10 08:55:47,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 409 states. [2018-11-10 08:55:47,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 463 transitions. [2018-11-10 08:55:47,667 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 463 transitions. Word has length 124 [2018-11-10 08:55:47,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:47,667 INFO L481 AbstractCegarLoop]: Abstraction has 409 states and 463 transitions. [2018-11-10 08:55:47,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 08:55:47,667 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 463 transitions. [2018-11-10 08:55:47,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 08:55:47,668 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:47,669 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:47,669 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:47,669 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:47,669 INFO L82 PathProgramCache]: Analyzing trace with hash -1933740370, now seen corresponding path program 1 times [2018-11-10 08:55:47,669 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:47,669 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:47,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:47,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:47,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:47,726 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 08:55:47,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:47,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 08:55:47,726 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 08:55:47,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 08:55:47,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 08:55:47,727 INFO L87 Difference]: Start difference. First operand 409 states and 463 transitions. Second operand 6 states. [2018-11-10 08:55:47,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:47,758 INFO L93 Difference]: Finished difference Result 768 states and 894 transitions. [2018-11-10 08:55:47,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 08:55:47,758 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 140 [2018-11-10 08:55:47,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:47,760 INFO L225 Difference]: With dead ends: 768 [2018-11-10 08:55:47,760 INFO L226 Difference]: Without dead ends: 423 [2018-11-10 08:55:47,761 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:55:47,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2018-11-10 08:55:47,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 419. [2018-11-10 08:55:47,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2018-11-10 08:55:47,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 473 transitions. [2018-11-10 08:55:47,780 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 473 transitions. Word has length 140 [2018-11-10 08:55:47,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:47,780 INFO L481 AbstractCegarLoop]: Abstraction has 419 states and 473 transitions. [2018-11-10 08:55:47,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 08:55:47,780 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 473 transitions. [2018-11-10 08:55:47,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 08:55:47,782 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:47,782 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:47,782 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:47,782 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:47,783 INFO L82 PathProgramCache]: Analyzing trace with hash -5467668, now seen corresponding path program 1 times [2018-11-10 08:55:47,783 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:47,783 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:47,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:47,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:47,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:47,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 08:55:47,846 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:47,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 08:55:47,846 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 08:55:47,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 08:55:47,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 08:55:47,847 INFO L87 Difference]: Start difference. First operand 419 states and 473 transitions. Second operand 8 states. [2018-11-10 08:55:47,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:47,871 INFO L93 Difference]: Finished difference Result 788 states and 916 transitions. [2018-11-10 08:55:47,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 08:55:47,871 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 140 [2018-11-10 08:55:47,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:47,873 INFO L225 Difference]: With dead ends: 788 [2018-11-10 08:55:47,873 INFO L226 Difference]: Without dead ends: 433 [2018-11-10 08:55:47,874 INFO L605 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 [2018-11-10 08:55:47,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2018-11-10 08:55:47,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 427. [2018-11-10 08:55:47,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2018-11-10 08:55:47,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 481 transitions. [2018-11-10 08:55:47,890 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 481 transitions. Word has length 140 [2018-11-10 08:55:47,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:47,890 INFO L481 AbstractCegarLoop]: Abstraction has 427 states and 481 transitions. [2018-11-10 08:55:47,890 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 08:55:47,890 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 481 transitions. [2018-11-10 08:55:47,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 08:55:47,892 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:47,892 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:47,892 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:47,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:47,893 INFO L82 PathProgramCache]: Analyzing trace with hash -246007797, now seen corresponding path program 1 times [2018-11-10 08:55:47,893 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:47,893 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:47,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:47,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:47,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:47,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 08:55:47,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:55:47,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 08:55:47,964 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 08:55:47,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 08:55:47,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 08:55:47,964 INFO L87 Difference]: Start difference. First operand 427 states and 481 transitions. Second operand 4 states. [2018-11-10 08:55:48,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:48,082 INFO L93 Difference]: Finished difference Result 1182 states and 1410 transitions. [2018-11-10 08:55:48,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 08:55:48,083 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 140 [2018-11-10 08:55:48,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:48,086 INFO L225 Difference]: With dead ends: 1182 [2018-11-10 08:55:48,086 INFO L226 Difference]: Without dead ends: 819 [2018-11-10 08:55:48,087 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 08:55:48,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-11-10 08:55:48,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 804. [2018-11-10 08:55:48,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2018-11-10 08:55:48,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 937 transitions. [2018-11-10 08:55:48,120 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 937 transitions. Word has length 140 [2018-11-10 08:55:48,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:48,120 INFO L481 AbstractCegarLoop]: Abstraction has 804 states and 937 transitions. [2018-11-10 08:55:48,120 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 08:55:48,120 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 937 transitions. [2018-11-10 08:55:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 08:55:48,136 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:48,136 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:48,136 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:48,136 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:48,136 INFO L82 PathProgramCache]: Analyzing trace with hash 248494641, now seen corresponding path program 1 times [2018-11-10 08:55:48,137 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:48,137 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:48,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:48,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:48,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:48,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 08:55:48,231 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 08:55:48,231 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/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 [2018-11-10 08:55:48,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:48,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:48,436 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:55:48,454 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 08:55:48,454 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 08:55:48,455 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 08:55:48,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 08:55:48,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 08:55:48,455 INFO L87 Difference]: Start difference. First operand 804 states and 937 transitions. Second operand 19 states. [2018-11-10 08:55:49,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:49,130 INFO L93 Difference]: Finished difference Result 1513 states and 1789 transitions. [2018-11-10 08:55:49,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 08:55:49,131 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 144 [2018-11-10 08:55:49,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:49,134 INFO L225 Difference]: With dead ends: 1513 [2018-11-10 08:55:49,135 INFO L226 Difference]: Without dead ends: 773 [2018-11-10 08:55:49,137 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 139 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-10 08:55:49,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2018-11-10 08:55:49,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 773. [2018-11-10 08:55:49,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 773 states. [2018-11-10 08:55:49,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 773 states and 886 transitions. [2018-11-10 08:55:49,172 INFO L78 Accepts]: Start accepts. Automaton has 773 states and 886 transitions. Word has length 144 [2018-11-10 08:55:49,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:49,173 INFO L481 AbstractCegarLoop]: Abstraction has 773 states and 886 transitions. [2018-11-10 08:55:49,173 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 08:55:49,173 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 886 transitions. [2018-11-10 08:55:49,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-10 08:55:49,176 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:49,176 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:49,177 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:49,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:49,177 INFO L82 PathProgramCache]: Analyzing trace with hash -899093373, now seen corresponding path program 1 times [2018-11-10 08:55:49,177 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:49,177 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:49,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:49,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:49,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:49,246 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 08:55:49,246 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 08:55:49,247 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/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 [2018-11-10 08:55:49,256 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:49,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:49,418 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 08:55:49,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 08:55:49,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-10 08:55:49,435 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 08:55:49,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 08:55:49,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 08:55:49,436 INFO L87 Difference]: Start difference. First operand 773 states and 886 transitions. Second operand 6 states. [2018-11-10 08:55:49,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:49,815 INFO L93 Difference]: Finished difference Result 1635 states and 1972 transitions. [2018-11-10 08:55:49,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 08:55:49,815 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 200 [2018-11-10 08:55:49,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:49,819 INFO L225 Difference]: With dead ends: 1635 [2018-11-10 08:55:49,819 INFO L226 Difference]: Without dead ends: 1048 [2018-11-10 08:55:49,820 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-10 08:55:49,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1048 states. [2018-11-10 08:55:49,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1048 to 948. [2018-11-10 08:55:49,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 948 states. [2018-11-10 08:55:49,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 948 states and 1105 transitions. [2018-11-10 08:55:49,856 INFO L78 Accepts]: Start accepts. Automaton has 948 states and 1105 transitions. Word has length 200 [2018-11-10 08:55:49,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:49,856 INFO L481 AbstractCegarLoop]: Abstraction has 948 states and 1105 transitions. [2018-11-10 08:55:49,856 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 08:55:49,856 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1105 transitions. [2018-11-10 08:55:49,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 08:55:49,858 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:55:49,859 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:55:49,859 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:55:49,859 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:55:49,859 INFO L82 PathProgramCache]: Analyzing trace with hash 569870313, now seen corresponding path program 1 times [2018-11-10 08:55:49,859 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:55:49,859 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:55:49,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:49,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:49,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:55:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:49,972 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 08:55:49,972 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 08:55:49,972 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/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 [2018-11-10 08:55:49,978 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:55:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:55:50,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:55:50,168 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 08:55:50,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 08:55:50,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 08:55:50,186 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 08:55:50,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 08:55:50,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 08:55:50,187 INFO L87 Difference]: Start difference. First operand 948 states and 1105 transitions. Second operand 19 states. [2018-11-10 08:55:50,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:55:50,975 INFO L93 Difference]: Finished difference Result 1590 states and 1889 transitions. [2018-11-10 08:55:50,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 08:55:50,976 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 196 [2018-11-10 08:55:50,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:55:50,977 INFO L225 Difference]: With dead ends: 1590 [2018-11-10 08:55:50,977 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 08:55:50,980 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 193 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-10 08:55:50,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 08:55:50,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 08:55:50,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 08:55:50,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 08:55:50,981 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 196 [2018-11-10 08:55:50,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:55:50,981 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 08:55:50,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 08:55:50,981 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 08:55:50,981 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:55:50,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 08:55:51,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:55:51,672 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 31 [2018-11-10 08:55:52,843 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-10 08:55:52,843 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 117 138) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L115-1(line 115) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L136-1(lines 117 138) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L134-1(line 134) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L192-1(line 192) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L188-1(line 188) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2018-11-10 08:55:52,844 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 199) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point L172-1(line 172) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point L174-3(lines 174 199) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 902 908) the Hoare annotation is: true [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 902 908) no Hoare annotation was computed. [2018-11-10 08:55:52,845 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 909 917) no Hoare annotation was computed. [2018-11-10 08:55:52,846 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 909 917) the Hoare annotation is: true [2018-11-10 08:55:52,846 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 909 917) no Hoare annotation was computed. [2018-11-10 08:55:52,846 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 497 519) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:55:52,846 INFO L421 ceAbstractionStarter]: At program point L509(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:55:52,846 INFO L421 ceAbstractionStarter]: At program point L509-1(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:55:52,846 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 514) no Hoare annotation was computed. [2018-11-10 08:55:52,846 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 507 514) no Hoare annotation was computed. [2018-11-10 08:55:52,846 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-10 08:55:52,847 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 497 519) no Hoare annotation was computed. [2018-11-10 08:55:52,847 INFO L421 ceAbstractionStarter]: At program point L504(line 504) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:55:52,847 INFO L421 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:55:52,847 INFO L421 ceAbstractionStarter]: At program point L503-1(line 503) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:55:52,847 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 497 519) no Hoare annotation was computed. [2018-11-10 08:55:52,847 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 450 473) no Hoare annotation was computed. [2018-11-10 08:55:52,847 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 450 473) no Hoare annotation was computed. [2018-11-10 08:55:52,847 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 450 473) no Hoare annotation was computed. [2018-11-10 08:55:52,847 INFO L425 ceAbstractionStarter]: For program point L468(line 468) no Hoare annotation was computed. [2018-11-10 08:55:52,847 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-10 08:55:52,847 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-10 08:55:52,847 INFO L425 ceAbstractionStarter]: For program point L465(line 465) no Hoare annotation was computed. [2018-11-10 08:55:52,847 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-10 08:55:52,848 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-10 08:55:52,848 INFO L425 ceAbstractionStarter]: For program point L462(line 462) no Hoare annotation was computed. [2018-11-10 08:55:52,848 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-10 08:55:52,848 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-10 08:55:52,848 INFO L425 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2018-11-10 08:55:52,848 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-10 08:55:52,848 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-10 08:55:52,848 INFO L425 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2018-11-10 08:55:52,848 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-10 08:55:52,848 INFO L421 ceAbstractionStarter]: At program point L574(line 574) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= 0 ~pumpRunning~0) .cse1)))) [2018-11-10 08:55:52,848 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 580) no Hoare annotation was computed. [2018-11-10 08:55:52,848 INFO L421 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse0 .cse2 .cse1))) [2018-11-10 08:55:52,849 INFO L425 ceAbstractionStarter]: For program point L570-1(line 570) no Hoare annotation was computed. [2018-11-10 08:55:52,849 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 585) no Hoare annotation was computed. [2018-11-10 08:55:52,849 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 564 588) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 08:55:52,849 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 564 588) no Hoare annotation was computed. [2018-11-10 08:55:52,849 INFO L421 ceAbstractionStarter]: At program point L583(line 583) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-11-10 08:55:52,849 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 564 588) no Hoare annotation was computed. [2018-11-10 08:55:52,849 INFO L421 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (let ((.cse2 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse2) (or .cse2 .cse0 .cse1))) [2018-11-10 08:55:52,850 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 659 667) no Hoare annotation was computed. [2018-11-10 08:55:52,850 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 659 667) the Hoare annotation is: true [2018-11-10 08:55:52,850 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 659 667) no Hoare annotation was computed. [2018-11-10 08:55:52,850 INFO L425 ceAbstractionStarter]: For program point L675-2(lines 675 683) no Hoare annotation was computed. [2018-11-10 08:55:52,850 INFO L425 ceAbstractionStarter]: For program point L698(line 698) no Hoare annotation was computed. [2018-11-10 08:55:52,850 INFO L425 ceAbstractionStarter]: For program point L698-1(line 698) no Hoare annotation was computed. [2018-11-10 08:55:52,850 INFO L425 ceAbstractionStarter]: For program point L687(lines 687 695) no Hoare annotation was computed. [2018-11-10 08:55:52,850 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 668 703) no Hoare annotation was computed. [2018-11-10 08:55:52,850 INFO L425 ceAbstractionStarter]: For program point L687-2(lines 687 695) no Hoare annotation was computed. [2018-11-10 08:55:52,850 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 668 703) no Hoare annotation was computed. [2018-11-10 08:55:52,850 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 683) no Hoare annotation was computed. [2018-11-10 08:55:52,851 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 668 703) no Hoare annotation was computed. [2018-11-10 08:55:52,851 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 895 901) no Hoare annotation was computed. [2018-11-10 08:55:52,851 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 895 901) the Hoare annotation is: true [2018-11-10 08:55:52,851 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-10 08:55:52,851 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2018-11-10 08:55:52,851 INFO L425 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-11-10 08:55:52,851 INFO L425 ceAbstractionStarter]: For program point L83-1(line 83) no Hoare annotation was computed. [2018-11-10 08:55:52,851 INFO L425 ceAbstractionStarter]: For program point L83-2(line 83) no Hoare annotation was computed. [2018-11-10 08:55:52,851 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2018-11-10 08:55:52,851 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-10 08:55:52,852 INFO L425 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-11-10 08:55:52,852 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2018-11-10 08:55:52,852 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-10 08:55:52,852 INFO L425 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-10 08:55:52,852 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-10 08:55:52,852 INFO L425 ceAbstractionStarter]: For program point L69-1(line 69) no Hoare annotation was computed. [2018-11-10 08:55:52,852 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 384) no Hoare annotation was computed. [2018-11-10 08:55:52,852 INFO L425 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2018-11-10 08:55:52,852 INFO L425 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2018-11-10 08:55:52,852 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2018-11-10 08:55:52,852 INFO L425 ceAbstractionStarter]: For program point L378-1(line 378) no Hoare annotation was computed. [2018-11-10 08:55:52,853 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2018-11-10 08:55:52,853 INFO L425 ceAbstractionStarter]: For program point L400(line 400) no Hoare annotation was computed. [2018-11-10 08:55:52,853 INFO L425 ceAbstractionStarter]: For program point L400-1(line 400) no Hoare annotation was computed. [2018-11-10 08:55:52,853 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-10 08:55:52,853 INFO L425 ceAbstractionStarter]: For program point L398-1(line 398) no Hoare annotation was computed. [2018-11-10 08:55:52,853 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2018-11-10 08:55:52,853 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 391) no Hoare annotation was computed. [2018-11-10 08:55:52,853 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2018-11-10 08:55:52,853 INFO L425 ceAbstractionStarter]: For program point L390-1(lines 373 393) no Hoare annotation was computed. [2018-11-10 08:55:52,853 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 483 493) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:55:52,854 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 483 493) no Hoare annotation was computed. [2018-11-10 08:55:52,854 INFO L421 ceAbstractionStarter]: At program point L488(line 488) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:55:52,854 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 483 493) no Hoare annotation was computed. [2018-11-10 08:55:52,854 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 648 658) the Hoare annotation is: true [2018-11-10 08:55:52,854 INFO L428 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: true [2018-11-10 08:55:52,854 INFO L425 ceAbstractionStarter]: For program point L653-1(line 653) no Hoare annotation was computed. [2018-11-10 08:55:52,854 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 648 658) no Hoare annotation was computed. [2018-11-10 08:55:52,854 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 648 658) no Hoare annotation was computed. [2018-11-10 08:55:52,854 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 640 647) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= |old(~pumpRunning~0)| 0) (not (= ~systemActive~0 1))) [2018-11-10 08:55:52,855 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 640 647) no Hoare annotation was computed. [2018-11-10 08:55:52,855 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 640 647) no Hoare annotation was computed. [2018-11-10 08:55:52,855 INFO L425 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2018-11-10 08:55:52,855 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 869 882) no Hoare annotation was computed. [2018-11-10 08:55:52,855 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 869 882) the Hoare annotation is: true [2018-11-10 08:55:52,855 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 869 882) no Hoare annotation was computed. [2018-11-10 08:55:52,855 INFO L421 ceAbstractionStarter]: At program point L609(line 609) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse4 .cse0 .cse1) (or .cse4 .cse3 .cse1))) [2018-11-10 08:55:52,855 INFO L425 ceAbstractionStarter]: For program point L609-1(lines 590 614) no Hoare annotation was computed. [2018-11-10 08:55:52,855 INFO L421 ceAbstractionStarter]: At program point L604(line 604) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-10 08:55:52,856 INFO L421 ceAbstractionStarter]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-10 08:55:52,856 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 590 614) no Hoare annotation was computed. [2018-11-10 08:55:52,856 INFO L425 ceAbstractionStarter]: For program point L598(lines 598 606) no Hoare annotation was computed. [2018-11-10 08:55:52,856 INFO L421 ceAbstractionStarter]: At program point L596(line 596) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-11-10 08:55:52,856 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 590 614) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-10 08:55:52,856 INFO L425 ceAbstractionStarter]: For program point L596-1(line 596) no Hoare annotation was computed. [2018-11-10 08:55:52,856 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 611) no Hoare annotation was computed. [2018-11-10 08:55:52,856 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 556 562) no Hoare annotation was computed. [2018-11-10 08:55:52,856 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 556 562) the Hoare annotation is: true [2018-11-10 08:55:52,857 INFO L421 ceAbstractionStarter]: At program point L770-2(lines 764 775) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-10 08:55:52,857 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 724 787) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:55:52,857 INFO L425 ceAbstractionStarter]: For program point L735(lines 734 779) no Hoare annotation was computed. [2018-11-10 08:55:52,857 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 775) no Hoare annotation was computed. [2018-11-10 08:55:52,857 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 724 787) no Hoare annotation was computed. [2018-11-10 08:55:52,857 INFO L421 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-10 08:55:52,857 INFO L425 ceAbstractionStarter]: For program point L754(lines 754 760) no Hoare annotation was computed. [2018-11-10 08:55:52,857 INFO L425 ceAbstractionStarter]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2018-11-10 08:55:52,858 INFO L421 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0))) [2018-11-10 08:55:52,858 INFO L421 ceAbstractionStarter]: At program point L777(lines 734 779) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-10 08:55:52,858 INFO L425 ceAbstractionStarter]: For program point L744(lines 744 750) no Hoare annotation was computed. [2018-11-10 08:55:52,858 INFO L425 ceAbstractionStarter]: For program point L744-1(lines 744 750) no Hoare annotation was computed. [2018-11-10 08:55:52,858 INFO L425 ceAbstractionStarter]: For program point L736(lines 736 740) no Hoare annotation was computed. [2018-11-10 08:55:52,858 INFO L425 ceAbstractionStarter]: For program point L734-1(lines 734 779) no Hoare annotation was computed. [2018-11-10 08:55:52,858 INFO L421 ceAbstractionStarter]: At program point L780(lines 733 781) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:55:52,858 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 724 787) no Hoare annotation was computed. [2018-11-10 08:55:52,858 INFO L425 ceAbstractionStarter]: For program point L770(lines 770 774) no Hoare annotation was computed. [2018-11-10 08:55:52,858 INFO L425 ceAbstractionStarter]: For program point L354-1(line 354) no Hoare annotation was computed. [2018-11-10 08:55:52,859 INFO L425 ceAbstractionStarter]: For program point L352(line 352) no Hoare annotation was computed. [2018-11-10 08:55:52,859 INFO L425 ceAbstractionStarter]: For program point L352-1(line 352) no Hoare annotation was computed. [2018-11-10 08:55:52,859 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2018-11-10 08:55:52,859 INFO L425 ceAbstractionStarter]: For program point L344(lines 344 345) no Hoare annotation was computed. [2018-11-10 08:55:52,859 INFO L425 ceAbstractionStarter]: For program point L344-1(lines 327 347) no Hoare annotation was computed. [2018-11-10 08:55:52,859 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2018-11-10 08:55:52,859 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 338) no Hoare annotation was computed. [2018-11-10 08:55:52,859 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2018-11-10 08:55:52,859 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2018-11-10 08:55:52,859 INFO L425 ceAbstractionStarter]: For program point L332(line 332) no Hoare annotation was computed. [2018-11-10 08:55:52,859 INFO L425 ceAbstractionStarter]: For program point L332-1(line 332) no Hoare annotation was computed. [2018-11-10 08:55:52,860 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2018-11-10 08:55:52,860 INFO L425 ceAbstractionStarter]: For program point L354(line 354) no Hoare annotation was computed. [2018-11-10 08:55:52,860 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 615 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 2) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 08:55:52,860 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 615 622) no Hoare annotation was computed. [2018-11-10 08:55:52,860 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 615 622) no Hoare annotation was computed. [2018-11-10 08:55:52,860 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 928 956) the Hoare annotation is: true [2018-11-10 08:55:52,860 INFO L421 ceAbstractionStarter]: At program point L943(line 943) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 08:55:52,860 INFO L425 ceAbstractionStarter]: For program point L941(lines 941 947) no Hoare annotation was computed. [2018-11-10 08:55:52,860 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 950) no Hoare annotation was computed. [2018-11-10 08:55:52,861 INFO L421 ceAbstractionStarter]: At program point L938(line 938) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 08:55:52,861 INFO L425 ceAbstractionStarter]: For program point L938-1(line 938) no Hoare annotation was computed. [2018-11-10 08:55:52,861 INFO L425 ceAbstractionStarter]: For program point L936(lines 936 953) no Hoare annotation was computed. [2018-11-10 08:55:52,861 INFO L425 ceAbstractionStarter]: For program point L936-1(lines 928 956) no Hoare annotation was computed. [2018-11-10 08:55:52,861 INFO L428 ceAbstractionStarter]: At program point L934(line 934) the Hoare annotation is: true [2018-11-10 08:55:52,861 INFO L425 ceAbstractionStarter]: For program point L934-1(line 934) no Hoare annotation was computed. [2018-11-10 08:55:52,861 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 928 956) no Hoare annotation was computed. [2018-11-10 08:55:52,861 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 920 927) the Hoare annotation is: true [2018-11-10 08:55:52,861 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 920 927) no Hoare annotation was computed. [2018-11-10 08:55:52,861 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 920 927) no Hoare annotation was computed. [2018-11-10 08:55:52,861 INFO L425 ceAbstractionStarter]: For program point L845(lines 845 853) no Hoare annotation was computed. [2018-11-10 08:55:52,862 INFO L425 ceAbstractionStarter]: For program point L845-2(lines 845 853) no Hoare annotation was computed. [2018-11-10 08:55:52,862 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 837 859) no Hoare annotation was computed. [2018-11-10 08:55:52,862 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 837 859) no Hoare annotation was computed. [2018-11-10 08:55:52,862 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 837 859) no Hoare annotation was computed. [2018-11-10 08:55:52,862 INFO L425 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2018-11-10 08:55:52,862 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-11-10 08:55:52,862 INFO L425 ceAbstractionStarter]: For program point L259-1(lines 259 279) no Hoare annotation was computed. [2018-11-10 08:55:52,862 INFO L425 ceAbstractionStarter]: For program point L259-3(lines 259 279) no Hoare annotation was computed. [2018-11-10 08:55:52,862 INFO L425 ceAbstractionStarter]: For program point L288(line 288) no Hoare annotation was computed. [2018-11-10 08:55:52,862 INFO L425 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-11-10 08:55:52,862 INFO L425 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2018-11-10 08:55:52,863 INFO L425 ceAbstractionStarter]: For program point L272(line 272) no Hoare annotation was computed. [2018-11-10 08:55:52,863 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2018-11-10 08:55:52,863 INFO L425 ceAbstractionStarter]: For program point L272-1(line 272) no Hoare annotation was computed. [2018-11-10 08:55:52,863 INFO L425 ceAbstractionStarter]: For program point L301(line 301) no Hoare annotation was computed. [2018-11-10 08:55:52,863 INFO L425 ceAbstractionStarter]: For program point L301-1(line 301) no Hoare annotation was computed. [2018-11-10 08:55:52,863 INFO L425 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2018-11-10 08:55:52,863 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2018-11-10 08:55:52,863 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2018-11-10 08:55:52,863 INFO L425 ceAbstractionStarter]: For program point L248(line 248) no Hoare annotation was computed. [2018-11-10 08:55:52,863 INFO L425 ceAbstractionStarter]: For program point L248-1(line 248) no Hoare annotation was computed. [2018-11-10 08:55:52,863 INFO L425 ceAbstractionStarter]: For program point L244(line 244) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point L290(line 290) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point L290-1(line 290) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point L286(line 286) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point L286-1(line 286) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point L274(line 274) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point L241(line 241) no Hoare annotation was computed. [2018-11-10 08:55:52,864 INFO L425 ceAbstractionStarter]: For program point L274-1(line 274) no Hoare annotation was computed. [2018-11-10 08:55:52,865 INFO L425 ceAbstractionStarter]: For program point L241-1(line 241) no Hoare annotation was computed. [2018-11-10 08:55:52,865 INFO L425 ceAbstractionStarter]: For program point L270(line 270) no Hoare annotation was computed. [2018-11-10 08:55:52,865 INFO L425 ceAbstractionStarter]: For program point L270-1(line 270) no Hoare annotation was computed. [2018-11-10 08:55:52,865 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2018-11-10 08:55:52,865 INFO L425 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2018-11-10 08:55:52,865 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 885 894) no Hoare annotation was computed. [2018-11-10 08:55:52,865 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 885 894) no Hoare annotation was computed. [2018-11-10 08:55:52,865 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 885 894) no Hoare annotation was computed. [2018-11-10 08:55:52,865 INFO L425 ceAbstractionStarter]: For program point L673(line 673) no Hoare annotation was computed. [2018-11-10 08:55:52,865 INFO L425 ceAbstractionStarter]: For program point L384(line 384) no Hoare annotation was computed. [2018-11-10 08:55:52,865 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L345(line 345) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L855-1(line 855) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L851-1(line 851) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L337(line 337) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L337-1(line 337) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L337-2(line 337) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L847(line 847) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L847-1(line 847) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-11-10 08:55:52,866 INFO L425 ceAbstractionStarter]: For program point L391(line 391) no Hoare annotation was computed. [2018-11-10 08:55:52,867 INFO L425 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2018-11-10 08:55:52,867 INFO L425 ceAbstractionStarter]: For program point L383-1(line 383) no Hoare annotation was computed. [2018-11-10 08:55:52,867 INFO L425 ceAbstractionStarter]: For program point L699(line 699) no Hoare annotation was computed. [2018-11-10 08:55:52,867 INFO L425 ceAbstractionStarter]: For program point L699-1(line 699) no Hoare annotation was computed. [2018-11-10 08:55:52,867 INFO L425 ceAbstractionStarter]: For program point L697(line 697) no Hoare annotation was computed. [2018-11-10 08:55:52,867 INFO L425 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2018-11-10 08:55:52,867 INFO L425 ceAbstractionStarter]: For program point L697-1(line 697) no Hoare annotation was computed. [2018-11-10 08:55:52,867 INFO L425 ceAbstractionStarter]: For program point L344-1(line 344) no Hoare annotation was computed. [2018-11-10 08:55:52,867 INFO L425 ceAbstractionStarter]: For program point L693(line 693) no Hoare annotation was computed. [2018-11-10 08:55:52,867 INFO L425 ceAbstractionStarter]: For program point L693-1(line 693) no Hoare annotation was computed. [2018-11-10 08:55:52,867 INFO L425 ceAbstractionStarter]: For program point L338(line 338) no Hoare annotation was computed. [2018-11-10 08:55:52,868 INFO L425 ceAbstractionStarter]: For program point L689(line 689) no Hoare annotation was computed. [2018-11-10 08:55:52,868 INFO L425 ceAbstractionStarter]: For program point L689-1(line 689) no Hoare annotation was computed. [2018-11-10 08:55:52,868 INFO L425 ceAbstractionStarter]: For program point L685(line 685) no Hoare annotation was computed. [2018-11-10 08:55:52,868 INFO L425 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2018-11-10 08:55:52,868 INFO L425 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2018-11-10 08:55:52,868 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)) [2018-11-10 08:55:52,868 INFO L425 ceAbstractionStarter]: For program point L681(line 681) no Hoare annotation was computed. [2018-11-10 08:55:52,868 INFO L425 ceAbstractionStarter]: For program point L842-1(line 842) no Hoare annotation was computed. [2018-11-10 08:55:52,868 INFO L425 ceAbstractionStarter]: For program point L681-1(line 681) no Hoare annotation was computed. [2018-11-10 08:55:52,868 INFO L425 ceAbstractionStarter]: For program point L390(line 390) no Hoare annotation was computed. [2018-11-10 08:55:52,868 INFO L425 ceAbstractionStarter]: For program point L390-1(line 390) no Hoare annotation was computed. [2018-11-10 08:55:52,869 INFO L425 ceAbstractionStarter]: For program point L677(line 677) no Hoare annotation was computed. [2018-11-10 08:55:52,869 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:55:52,869 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 623 639) no Hoare annotation was computed. [2018-11-10 08:55:52,869 INFO L421 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-10 08:55:52,869 INFO L425 ceAbstractionStarter]: For program point L634-1(lines 623 639) no Hoare annotation was computed. [2018-11-10 08:55:52,869 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 623 639) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-10 08:55:52,869 INFO L425 ceAbstractionStarter]: For program point L630(lines 630 636) no Hoare annotation was computed. [2018-11-10 08:55:52,869 INFO L421 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-10 08:55:52,869 INFO L425 ceAbstractionStarter]: For program point L628-1(line 628) no Hoare annotation was computed. [2018-11-10 08:55:52,870 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 704 722) no Hoare annotation was computed. [2018-11-10 08:55:52,870 INFO L425 ceAbstractionStarter]: For program point L713(lines 713 717) no Hoare annotation was computed. [2018-11-10 08:55:52,870 INFO L428 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: true [2018-11-10 08:55:52,870 INFO L425 ceAbstractionStarter]: For program point L713-2(lines 713 717) no Hoare annotation was computed. [2018-11-10 08:55:52,870 INFO L425 ceAbstractionStarter]: For program point L711-1(line 711) no Hoare annotation was computed. [2018-11-10 08:55:52,870 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 704 722) the Hoare annotation is: true [2018-11-10 08:55:52,870 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 704 722) no Hoare annotation was computed. [2018-11-10 08:55:52,870 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 860 868) no Hoare annotation was computed. [2018-11-10 08:55:52,870 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 860 868) no Hoare annotation was computed. [2018-11-10 08:55:52,870 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 860 868) no Hoare annotation was computed. [2018-11-10 08:55:52,870 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:55:52,871 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 08:55:52,871 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:55:52,871 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 816 827) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) (= ~methaneLevelCritical~0 1) .cse0) (or .cse0 (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 08:55:52,871 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 816 827) no Hoare annotation was computed. [2018-11-10 08:55:52,871 INFO L425 ceAbstractionStarter]: For program point L820-1(lines 816 827) no Hoare annotation was computed. [2018-11-10 08:55:52,871 INFO L421 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse3)) (.cse1 (and (not (= |old(~pumpRunning~0)| 0)) .cse3))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1)))) [2018-11-10 08:55:52,871 INFO L421 ceAbstractionStarter]: At program point L543(lines 543 549) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (and (<= 2 ~waterLevel~0) .cse0) (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (or (not (= 0 |old(~pumpRunning~0)|)) .cse1) .cse0 .cse2) (let ((.cse3 (= 0 ~pumpRunning~0))) (or (and .cse3 .cse0) (not (= ~methaneLevelCritical~0 1)) (and (not (= |old(~pumpRunning~0)| 0)) .cse3) .cse1)))) [2018-11-10 08:55:52,872 INFO L421 ceAbstractionStarter]: At program point L538(line 538) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (and (not (= |old(~pumpRunning~0)| 0)) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 08:55:52,872 INFO L425 ceAbstractionStarter]: For program point L536(lines 535 554) no Hoare annotation was computed. [2018-11-10 08:55:52,872 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 532 555) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 08:55:52,872 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 532 555) no Hoare annotation was computed. [2018-11-10 08:55:52,872 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 532 555) no Hoare annotation was computed. [2018-11-10 08:55:52,872 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2018-11-10 08:55:52,872 INFO L428 ceAbstractionStarter]: At program point L442(lines 417 446) the Hoare annotation is: true [2018-11-10 08:55:52,872 INFO L425 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2018-11-10 08:55:52,872 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-10 08:55:52,872 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2018-11-10 08:55:52,873 INFO L425 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2018-11-10 08:55:52,873 INFO L428 ceAbstractionStarter]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2018-11-10 08:55:52,873 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 427 441) no Hoare annotation was computed. [2018-11-10 08:55:52,873 INFO L428 ceAbstractionStarter]: At program point L427-3(lines 427 441) the Hoare annotation is: true [2018-11-10 08:55:52,873 INFO L428 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-11-10 08:55:52,873 INFO L425 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-11-10 08:55:52,873 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 828 836) the Hoare annotation is: true [2018-11-10 08:55:52,873 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 828 836) no Hoare annotation was computed. [2018-11-10 08:55:52,873 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 828 836) no Hoare annotation was computed. [2018-11-10 08:55:52,873 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 792 803) the Hoare annotation is: (let ((.cse0 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-10 08:55:52,873 INFO L425 ceAbstractionStarter]: For program point L796-1(lines 792 803) no Hoare annotation was computed. [2018-11-10 08:55:52,874 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 792 803) no Hoare annotation was computed. [2018-11-10 08:55:52,874 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 474 480) no Hoare annotation was computed. [2018-11-10 08:55:52,874 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 474 480) the Hoare annotation is: true [2018-11-10 08:55:52,874 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:55:52,874 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)) [2018-11-10 08:55:52,874 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 08:55:52,874 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:55:52,874 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 804 815) no Hoare annotation was computed. [2018-11-10 08:55:52,874 INFO L425 ceAbstractionStarter]: For program point L808-1(lines 804 815) no Hoare annotation was computed. [2018-11-10 08:55:52,874 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 804 815) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (or (not (= 0 ~pumpRunning~0)) .cse1)) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 08:55:52,875 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2018-11-10 08:55:52,875 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2018-11-10 08:55:52,875 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2018-11-10 08:55:52,875 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2018-11-10 08:55:52,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:55:52 BoogieIcfgContainer [2018-11-10 08:55:52,885 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 08:55:52,885 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:55:52,886 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:55:52,886 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:55:52,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:55:45" (3/4) ... [2018-11-10 08:55:52,890 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:55:52,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 08:55:52,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 08:55:52,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 08:55:52,907 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 08:55:52,908 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 08:55:52,909 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 08:55:52,910 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 08:55:52,910 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 08:55:52,910 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 08:55:52,910 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 08:55:52,910 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 08:55:52,910 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 08:55:52,910 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 08:55:52,910 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 08:55:52,917 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-10 08:55:52,918 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 08:55:52,918 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 08:55:52,940 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) [2018-11-10 08:55:52,940 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 08:55:52,979 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_65f5a111-93d1-4b15-ad0f-cd67c3a99649/bin-2019/uautomizer/witness.graphml [2018-11-10 08:55:52,979 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:55:52,980 INFO L168 Benchmark]: Toolchain (without parser) took 8533.05 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 430.4 MB). Free memory was 960.2 MB in the beginning and 1.4 GB in the end (delta: -460.4 MB). Peak memory consumption was 569.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:55:52,981 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:55:52,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.41 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 930.7 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:55:52,981 INFO L168 Benchmark]: Boogie Preprocessor took 98.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 930.7 MB in the beginning and 1.1 GB in the end (delta: -215.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:55:52,981 INFO L168 Benchmark]: RCFGBuilder took 667.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:55:52,981 INFO L168 Benchmark]: TraceAbstraction took 7364.39 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 273.2 MB). Free memory was 1.1 GB in the beginning and 819.3 MB in the end (delta: 239.6 MB). Peak memory consumption was 512.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:55:52,982 INFO L168 Benchmark]: Witness Printer took 93.39 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 2.1 MB). Free memory was 819.3 MB in the beginning and 1.4 GB in the end (delta: -601.3 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. [2018-11-10 08:55:52,983 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 306.41 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 930.7 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 98.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 930.7 MB in the beginning and 1.1 GB in the end (delta: -215.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 667.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7364.39 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 273.2 MB). Free memory was 1.1 GB in the beginning and 819.3 MB in the end (delta: 239.6 MB). Peak memory consumption was 512.7 MB. Max. memory is 11.5 GB. * Witness Printer took 93.39 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 2.1 MB). Free memory was 819.3 MB in the beginning and 1.4 GB in the end (delta: -601.3 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 336 locations, 1 error locations. SAFE Result, 7.3s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 3.1s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2609 SDtfs, 1784 SDslu, 9405 SDs, 0 SdLazy, 3608 SolverSat, 534 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 695 GetRequests, 577 SyntacticMatches, 4 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=948occurred in iteration=11, 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: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 182 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 2017 PreInvPairs, 2138 NumberOfFragments, 1309 HoareAnnotationTreeSize, 2017 FomulaSimplifications, 5352 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 62 FomulaSimplificationsInter, 11032 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 2119 NumberOfCodeBlocks, 2119 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2104 ConstructedInterpolants, 0 QuantifiedInterpolants, 452170 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2506 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 211/219 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...