./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product62_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3c089be7b4887d2975165f6135c093492cb2095b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:15:55,829 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:15:55,830 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:15:55,837 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:15:55,838 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:15:55,838 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:15:55,839 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:15:55,840 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:15:55,841 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:15:55,842 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:15:55,842 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:15:55,842 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:15:55,843 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:15:55,844 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:15:55,844 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:15:55,845 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:15:55,846 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:15:55,847 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:15:55,848 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:15:55,849 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:15:55,850 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:15:55,851 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:15:55,852 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:15:55,853 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:15:55,853 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:15:55,853 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:15:55,854 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:15:55,855 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:15:55,855 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:15:55,856 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:15:55,856 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:15:55,857 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:15:55,857 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:15:55,857 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:15:55,858 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:15:55,858 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:15:55,859 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 07:15:55,868 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:15:55,868 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:15:55,869 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:15:55,869 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:15:55,869 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:15:55,870 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:15:55,870 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 07:15:55,870 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:15:55,870 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:15:55,870 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:15:55,870 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:15:55,871 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:15:55,871 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:15:55,871 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:15:55,871 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:15:55,871 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:15:55,871 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:15:55,871 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:15:55,872 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:15:55,872 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:15:55,872 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:15:55,872 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:15:55,872 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:15:55,872 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:15:55,872 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:15:55,873 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:15:55,873 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 07:15:55,873 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:15:55,873 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:15:55,873 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_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c089be7b4887d2975165f6135c093492cb2095b [2018-11-10 07:15:55,895 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:15:55,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:15:55,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:15:55,906 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:15:55,906 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:15:55,906 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product62_true-unreach-call_false-termination.cil.c [2018-11-10 07:15:55,942 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer/data/95903a4bf/e6e14e08ac4b47a9938ad85906671614/FLAGbb61c2658 [2018-11-10 07:15:56,365 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:15:56,366 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/sv-benchmarks/c/product-lines/minepump_spec1_product62_true-unreach-call_false-termination.cil.c [2018-11-10 07:15:56,373 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer/data/95903a4bf/e6e14e08ac4b47a9938ad85906671614/FLAGbb61c2658 [2018-11-10 07:15:56,382 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer/data/95903a4bf/e6e14e08ac4b47a9938ad85906671614 [2018-11-10 07:15:56,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:15:56,385 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 07:15:56,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:15:56,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:15:56,388 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:15:56,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:15:56" (1/1) ... [2018-11-10 07:15:56,391 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 07:15:56, skipping insertion in model container [2018-11-10 07:15:56,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:15:56" (1/1) ... [2018-11-10 07:15:56,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:15:56,430 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:15:56,623 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:15:56,632 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:15:56,689 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:15:56,708 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:15:56,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:15:56 WrapperNode [2018-11-10 07:15:56,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:15:56,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:15:56,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:15:56,709 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:15:56,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:15:56" (1/1) ... [2018-11-10 07:15:56,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:15:56" (1/1) ... [2018-11-10 07:15:56,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:15:56" (1/1) ... [2018-11-10 07:15:56,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:15:56" (1/1) ... [2018-11-10 07:15:56,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:15:56" (1/1) ... [2018-11-10 07:15:56,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:15:56" (1/1) ... [2018-11-10 07:15:56,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:15:56" (1/1) ... [2018-11-10 07:15:56,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:15:56,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:15:56,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:15:56,832 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:15:56,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:15:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/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 07:15:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:15:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:15:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 07:15:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 07:15:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 07:15:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:15:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 07:15:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 07:15:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 07:15:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 07:15:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 07:15:56,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 07:15:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 07:15:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 07:15:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 07:15:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 07:15:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-10 07:15:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 07:15:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 07:15:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 07:15:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 07:15:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 07:15:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 07:15:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 07:15:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 07:15:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 07:15:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 07:15:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 07:15:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 07:15:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-10 07:15:56,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 07:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 07:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 07:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 07:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 07:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 07:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 07:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 07:15:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 07:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 07:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 07:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 07:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 07:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 07:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-10 07:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-10 07:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 07:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 07:15:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 07:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 07:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 07:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 07:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 07:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 07:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 07:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 07:15:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 07:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 07:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 07:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 07:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 07:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 07:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 07:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 07:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 07:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 07:15:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 07:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 07:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 07:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 07:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 07:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 07:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 07:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 07:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 07:15:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 07:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 07:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 07:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 07:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 07:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:15:56,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 07:15:57,595 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:15:57,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:15:57 BoogieIcfgContainer [2018-11-10 07:15:57,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:15:57,596 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 07:15:57,596 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 07:15:57,599 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 07:15:57,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:15:56" (1/3) ... [2018-11-10 07:15:57,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a1bfb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:15:57, skipping insertion in model container [2018-11-10 07:15:57,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:15:56" (2/3) ... [2018-11-10 07:15:57,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a1bfb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:15:57, skipping insertion in model container [2018-11-10 07:15:57,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:15:57" (3/3) ... [2018-11-10 07:15:57,603 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product62_true-unreach-call_false-termination.cil.c [2018-11-10 07:15:57,611 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 07:15:57,619 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 07:15:57,635 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 07:15:57,666 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 07:15:57,666 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 07:15:57,666 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 07:15:57,667 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 07:15:57,667 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:15:57,667 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:15:57,667 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 07:15:57,667 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:15:57,667 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 07:15:57,688 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states. [2018-11-10 07:15:57,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 07:15:57,698 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:15:57,699 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] [2018-11-10 07:15:57,702 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:15:57,707 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:15:57,707 INFO L82 PathProgramCache]: Analyzing trace with hash 2124103766, now seen corresponding path program 1 times [2018-11-10 07:15:57,709 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:15:57,709 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:15:57,752 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:57,752 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:15:57,752 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:15:57,919 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 07:15:57,921 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:15:57,921 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 07:15:57,925 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 07:15:57,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 07:15:57,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:15:57,939 INFO L87 Difference]: Start difference. First operand 235 states. Second operand 2 states. [2018-11-10 07:15:57,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:15:57,972 INFO L93 Difference]: Finished difference Result 348 states and 423 transitions. [2018-11-10 07:15:57,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 07:15:57,974 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 82 [2018-11-10 07:15:57,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:15:57,985 INFO L225 Difference]: With dead ends: 348 [2018-11-10 07:15:57,985 INFO L226 Difference]: Without dead ends: 192 [2018-11-10 07:15:57,989 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 07:15:58,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2018-11-10 07:15:58,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 192. [2018-11-10 07:15:58,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-11-10 07:15:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 221 transitions. [2018-11-10 07:15:58,031 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 221 transitions. Word has length 82 [2018-11-10 07:15:58,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:15:58,031 INFO L481 AbstractCegarLoop]: Abstraction has 192 states and 221 transitions. [2018-11-10 07:15:58,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 07:15:58,032 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 221 transitions. [2018-11-10 07:15:58,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 07:15:58,035 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:15:58,035 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] [2018-11-10 07:15:58,035 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:15:58,036 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:15:58,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1125444637, now seen corresponding path program 1 times [2018-11-10 07:15:58,036 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:15:58,036 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:15:58,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:58,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:15:58,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:58,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:15:58,144 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 07:15:58,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:15:58,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:15:58,146 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:15:58,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:15:58,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:15:58,146 INFO L87 Difference]: Start difference. First operand 192 states and 221 transitions. Second operand 3 states. [2018-11-10 07:15:58,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:15:58,170 INFO L93 Difference]: Finished difference Result 291 states and 339 transitions. [2018-11-10 07:15:58,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:15:58,170 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2018-11-10 07:15:58,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:15:58,172 INFO L225 Difference]: With dead ends: 291 [2018-11-10 07:15:58,172 INFO L226 Difference]: Without dead ends: 182 [2018-11-10 07:15:58,174 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 07:15:58,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-11-10 07:15:58,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2018-11-10 07:15:58,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-11-10 07:15:58,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 208 transitions. [2018-11-10 07:15:58,187 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 208 transitions. Word has length 84 [2018-11-10 07:15:58,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:15:58,187 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 208 transitions. [2018-11-10 07:15:58,187 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:15:58,187 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 208 transitions. [2018-11-10 07:15:58,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 07:15:58,189 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:15:58,189 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 07:15:58,189 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:15:58,190 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:15:58,190 INFO L82 PathProgramCache]: Analyzing trace with hash 216423388, now seen corresponding path program 1 times [2018-11-10 07:15:58,190 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:15:58,190 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:15:58,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:58,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:15:58,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:15:58,322 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 07:15:58,322 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:15:58,322 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:15:58,322 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:15:58,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:15:58,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:15:58,323 INFO L87 Difference]: Start difference. First operand 182 states and 208 transitions. Second operand 7 states. [2018-11-10 07:15:58,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:15:58,491 INFO L93 Difference]: Finished difference Result 304 states and 357 transitions. [2018-11-10 07:15:58,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:15:58,491 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2018-11-10 07:15:58,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:15:58,493 INFO L225 Difference]: With dead ends: 304 [2018-11-10 07:15:58,493 INFO L226 Difference]: Without dead ends: 182 [2018-11-10 07:15:58,494 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 07:15:58,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-11-10 07:15:58,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2018-11-10 07:15:58,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-11-10 07:15:58,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 207 transitions. [2018-11-10 07:15:58,508 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 207 transitions. Word has length 89 [2018-11-10 07:15:58,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:15:58,508 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 207 transitions. [2018-11-10 07:15:58,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:15:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 207 transitions. [2018-11-10 07:15:58,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 07:15:58,511 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:15:58,511 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] [2018-11-10 07:15:58,514 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:15:58,514 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:15:58,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1149165621, now seen corresponding path program 1 times [2018-11-10 07:15:58,514 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:15:58,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:15:58,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:58,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:15:58,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:15:58,629 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 07:15:58,630 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:15:58,630 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:15:58,630 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:15:58,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:15:58,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:15:58,631 INFO L87 Difference]: Start difference. First operand 182 states and 207 transitions. Second operand 5 states. [2018-11-10 07:15:58,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:15:58,990 INFO L93 Difference]: Finished difference Result 420 states and 500 transitions. [2018-11-10 07:15:58,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 07:15:58,991 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 107 [2018-11-10 07:15:58,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:15:58,993 INFO L225 Difference]: With dead ends: 420 [2018-11-10 07:15:58,993 INFO L226 Difference]: Without dead ends: 298 [2018-11-10 07:15:58,994 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:15:58,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2018-11-10 07:15:59,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 278. [2018-11-10 07:15:59,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-11-10 07:15:59,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 310 transitions. [2018-11-10 07:15:59,031 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 310 transitions. Word has length 107 [2018-11-10 07:15:59,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:15:59,031 INFO L481 AbstractCegarLoop]: Abstraction has 278 states and 310 transitions. [2018-11-10 07:15:59,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:15:59,031 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 310 transitions. [2018-11-10 07:15:59,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 07:15:59,032 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:15:59,032 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] [2018-11-10 07:15:59,032 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:15:59,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:15:59,033 INFO L82 PathProgramCache]: Analyzing trace with hash -701326312, now seen corresponding path program 1 times [2018-11-10 07:15:59,033 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:15:59,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:15:59,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:59,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:15:59,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:15:59,127 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 07:15:59,128 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:15:59,128 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:15:59,128 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:15:59,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:15:59,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:15:59,129 INFO L87 Difference]: Start difference. First operand 278 states and 310 transitions. Second operand 6 states. [2018-11-10 07:15:59,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:15:59,258 INFO L93 Difference]: Finished difference Result 699 states and 808 transitions. [2018-11-10 07:15:59,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:15:59,259 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-11-10 07:15:59,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:15:59,264 INFO L225 Difference]: With dead ends: 699 [2018-11-10 07:15:59,265 INFO L226 Difference]: Without dead ends: 481 [2018-11-10 07:15:59,266 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 07:15:59,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2018-11-10 07:15:59,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 475. [2018-11-10 07:15:59,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2018-11-10 07:15:59,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 534 transitions. [2018-11-10 07:15:59,295 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 534 transitions. Word has length 121 [2018-11-10 07:15:59,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:15:59,296 INFO L481 AbstractCegarLoop]: Abstraction has 475 states and 534 transitions. [2018-11-10 07:15:59,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:15:59,296 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 534 transitions. [2018-11-10 07:15:59,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 07:15:59,297 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:15:59,298 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, 1] [2018-11-10 07:15:59,298 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:15:59,298 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:15:59,298 INFO L82 PathProgramCache]: Analyzing trace with hash 492158292, now seen corresponding path program 1 times [2018-11-10 07:15:59,298 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:15:59,298 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:15:59,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:59,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:15:59,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:15:59,399 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 07:15:59,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:15:59,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:15:59,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:15:59,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:15:59,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:15:59,401 INFO L87 Difference]: Start difference. First operand 475 states and 534 transitions. Second operand 7 states. [2018-11-10 07:15:59,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:15:59,827 INFO L93 Difference]: Finished difference Result 512 states and 590 transitions. [2018-11-10 07:15:59,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 07:15:59,827 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 125 [2018-11-10 07:15:59,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:15:59,830 INFO L225 Difference]: With dead ends: 512 [2018-11-10 07:15:59,830 INFO L226 Difference]: Without dead ends: 509 [2018-11-10 07:15:59,830 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 07:15:59,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2018-11-10 07:15:59,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 475. [2018-11-10 07:15:59,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2018-11-10 07:15:59,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 533 transitions. [2018-11-10 07:15:59,857 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 533 transitions. Word has length 125 [2018-11-10 07:15:59,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:15:59,858 INFO L481 AbstractCegarLoop]: Abstraction has 475 states and 533 transitions. [2018-11-10 07:15:59,858 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:15:59,858 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 533 transitions. [2018-11-10 07:15:59,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 07:15:59,860 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:15:59,860 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] [2018-11-10 07:15:59,860 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:15:59,860 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:15:59,860 INFO L82 PathProgramCache]: Analyzing trace with hash 1329994234, now seen corresponding path program 1 times [2018-11-10 07:15:59,861 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:15:59,861 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:15:59,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:59,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:15:59,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:15:59,919 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 07:15:59,919 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:15:59,919 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:15:59,920 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:15:59,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:15:59,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:15:59,920 INFO L87 Difference]: Start difference. First operand 475 states and 533 transitions. Second operand 6 states. [2018-11-10 07:15:59,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:15:59,957 INFO L93 Difference]: Finished difference Result 904 states and 1042 transitions. [2018-11-10 07:15:59,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:15:59,957 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 141 [2018-11-10 07:15:59,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:15:59,959 INFO L225 Difference]: With dead ends: 904 [2018-11-10 07:15:59,959 INFO L226 Difference]: Without dead ends: 489 [2018-11-10 07:15:59,960 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 07:15:59,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2018-11-10 07:15:59,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 485. [2018-11-10 07:15:59,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 485 states. [2018-11-10 07:15:59,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 543 transitions. [2018-11-10 07:15:59,976 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 543 transitions. Word has length 141 [2018-11-10 07:15:59,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:15:59,976 INFO L481 AbstractCegarLoop]: Abstraction has 485 states and 543 transitions. [2018-11-10 07:15:59,976 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:15:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 543 transitions. [2018-11-10 07:15:59,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 07:15:59,978 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:15:59,978 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] [2018-11-10 07:15:59,978 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:15:59,978 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:15:59,979 INFO L82 PathProgramCache]: Analyzing trace with hash 976905852, now seen corresponding path program 1 times [2018-11-10 07:15:59,979 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:15:59,979 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:15:59,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:59,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:15:59,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:15:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:16:00,059 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 07:16:00,060 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:16:00,060 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 07:16:00,060 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 07:16:00,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 07:16:00,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:16:00,061 INFO L87 Difference]: Start difference. First operand 485 states and 543 transitions. Second operand 8 states. [2018-11-10 07:16:00,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:16:00,090 INFO L93 Difference]: Finished difference Result 924 states and 1064 transitions. [2018-11-10 07:16:00,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:16:00,091 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 141 [2018-11-10 07:16:00,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:16:00,093 INFO L225 Difference]: With dead ends: 924 [2018-11-10 07:16:00,093 INFO L226 Difference]: Without dead ends: 499 [2018-11-10 07:16:00,094 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 07:16:00,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2018-11-10 07:16:00,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 493. [2018-11-10 07:16:00,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2018-11-10 07:16:00,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 551 transitions. [2018-11-10 07:16:00,113 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 551 transitions. Word has length 141 [2018-11-10 07:16:00,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:16:00,114 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 551 transitions. [2018-11-10 07:16:00,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 07:16:00,114 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 551 transitions. [2018-11-10 07:16:00,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 07:16:00,115 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:16:00,115 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] [2018-11-10 07:16:00,116 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:16:00,116 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:16:00,116 INFO L82 PathProgramCache]: Analyzing trace with hash 2110096445, now seen corresponding path program 1 times [2018-11-10 07:16:00,116 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:16:00,116 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:16:00,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:16:00,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:16:00,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:16:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:16:00,193 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 07:16:00,193 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:16:00,194 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 07:16:00,194 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 07:16:00,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 07:16:00,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 07:16:00,195 INFO L87 Difference]: Start difference. First operand 493 states and 551 transitions. Second operand 4 states. [2018-11-10 07:16:00,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:16:00,380 INFO L93 Difference]: Finished difference Result 1403 states and 1652 transitions. [2018-11-10 07:16:00,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 07:16:00,381 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 141 [2018-11-10 07:16:00,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:16:00,383 INFO L225 Difference]: With dead ends: 1403 [2018-11-10 07:16:00,383 INFO L226 Difference]: Without dead ends: 970 [2018-11-10 07:16:00,384 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 07:16:00,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2018-11-10 07:16:00,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 955. [2018-11-10 07:16:00,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 955 states. [2018-11-10 07:16:00,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 955 states and 1101 transitions. [2018-11-10 07:16:00,435 INFO L78 Accepts]: Start accepts. Automaton has 955 states and 1101 transitions. Word has length 141 [2018-11-10 07:16:00,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:16:00,436 INFO L481 AbstractCegarLoop]: Abstraction has 955 states and 1101 transitions. [2018-11-10 07:16:00,436 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 07:16:00,436 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1101 transitions. [2018-11-10 07:16:00,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 07:16:00,438 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:16:00,438 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, 1] [2018-11-10 07:16:00,438 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:16:00,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:16:00,439 INFO L82 PathProgramCache]: Analyzing trace with hash 2078778135, now seen corresponding path program 1 times [2018-11-10 07:16:00,439 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:16:00,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:16:00,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:16:00,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:16:00,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:16:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:16:00,582 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 07:16:00,582 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:16:00,582 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/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 07:16:00,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:16:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:16:00,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:16:00,859 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 07:16:00,887 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:16:00,887 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 07:16:00,887 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 07:16:00,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 07:16:00,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 07:16:00,888 INFO L87 Difference]: Start difference. First operand 955 states and 1101 transitions. Second operand 19 states. [2018-11-10 07:16:01,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:16:01,588 INFO L93 Difference]: Finished difference Result 1818 states and 2124 transitions. [2018-11-10 07:16:01,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 07:16:01,588 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 145 [2018-11-10 07:16:01,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:16:01,591 INFO L225 Difference]: With dead ends: 1818 [2018-11-10 07:16:01,591 INFO L226 Difference]: Without dead ends: 923 [2018-11-10 07:16:01,593 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 140 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 07:16:01,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 923 states. [2018-11-10 07:16:01,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 923 to 923. [2018-11-10 07:16:01,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 923 states. [2018-11-10 07:16:01,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 923 states and 1049 transitions. [2018-11-10 07:16:01,623 INFO L78 Accepts]: Start accepts. Automaton has 923 states and 1049 transitions. Word has length 145 [2018-11-10 07:16:01,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:16:01,623 INFO L481 AbstractCegarLoop]: Abstraction has 923 states and 1049 transitions. [2018-11-10 07:16:01,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 07:16:01,623 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1049 transitions. [2018-11-10 07:16:01,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 07:16:01,626 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:16:01,626 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:01,626 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:16:01,626 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:16:01,626 INFO L82 PathProgramCache]: Analyzing trace with hash -1335906436, now seen corresponding path program 1 times [2018-11-10 07:16:01,626 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:16:01,627 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:16:01,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:16:01,627 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:16:01,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:16:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:16:01,764 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 07:16:01,764 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:16:01,764 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/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 07:16:01,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:16:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:16:01,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:16:02,012 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 07:16:02,030 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:16:02,030 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 07:16:02,030 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 07:16:02,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 07:16:02,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 07:16:02,031 INFO L87 Difference]: Start difference. First operand 923 states and 1049 transitions. Second operand 19 states. [2018-11-10 07:16:02,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:16:02,697 INFO L93 Difference]: Finished difference Result 1521 states and 1760 transitions. [2018-11-10 07:16:02,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 07:16:02,698 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 216 [2018-11-10 07:16:02,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:16:02,699 INFO L225 Difference]: With dead ends: 1521 [2018-11-10 07:16:02,699 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 07:16:02,701 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 213 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 07:16:02,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 07:16:02,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 07:16:02,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 07:16:02,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 07:16:02,702 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 216 [2018-11-10 07:16:02,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:16:02,702 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 07:16:02,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 07:16:02,702 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 07:16:02,702 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:16:02,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 07:16:02,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:02,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:02,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:02,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:02,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:02,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:02,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:02,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:02,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:02,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:02,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:03,278 WARN L179 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 31 [2018-11-10 07:16:04,288 WARN L179 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2018-11-10 07:16:04,720 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-10 07:16:04,720 INFO L425 ceAbstractionStarter]: For program point L504(line 504) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 485 506) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L502-1(line 502) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 460 515) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L507(lines 484 508) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L491(lines 491 495) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L491-1(lines 491 495) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 460 515) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L485-1(lines 485 506) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L483(line 483) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 460 515) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L483-1(line 483) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L568(lines 541 569) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L560-1(line 560) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 516 575) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L556-1(line 556) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 516 575) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 552) no Hoare annotation was computed. [2018-11-10 07:16:04,721 INFO L425 ceAbstractionStarter]: For program point L548-1(lines 548 552) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point L542-1(lines 542 567) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point L540-1(line 540) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point L542-3(lines 542 567) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 516 575) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point L565-1(line 565) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point L561(line 561) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point L561-1(line 561) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 391 397) the Hoare annotation is: true [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 391 397) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 398 406) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 398 406) the Hoare annotation is: true [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 398 406) no Hoare annotation was computed. [2018-11-10 07:16:04,722 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 846 868) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:16:04,722 INFO L421 ceAbstractionStarter]: At program point L858(line 858) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:16:04,722 INFO L421 ceAbstractionStarter]: At program point L858-1(line 858) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:16:04,722 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 846 868) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L856(lines 856 863) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L856-1(lines 856 863) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L421 ceAbstractionStarter]: At program point L853(line 853) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:16:04,723 INFO L421 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:16:04,723 INFO L421 ceAbstractionStarter]: At program point L852-1(line 852) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 846 868) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 805 828) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 805 828) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 805 828) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-11-10 07:16:04,723 INFO L425 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-11-10 07:16:04,724 INFO L421 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point L121(lines 121 129) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L421 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point L117(lines 117 134) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 113 137) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 113 137) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L421 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| 0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 272 290) the Hoare annotation is: true [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point L281(lines 281 285) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L428 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: true [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point L281-2(lines 281 285) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2018-11-10 07:16:04,724 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 272 290) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 272 290) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L224(lines 224 232) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L224-2(lines 224 232) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L247(line 247) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L247-1(line 247) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 217 252) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 244) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L236-2(lines 236 244) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 217 252) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 217 252) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 384 390) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 384 390) the Hoare annotation is: true [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L451-2(line 451) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L444(line 444) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L444-1(line 444) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L440-1(line 440) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 414 459) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-10 07:16:04,725 INFO L425 ceAbstractionStarter]: For program point L437-1(line 437) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 414 459) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 414 459) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L451-1(line 451) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L768-1(line 768) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L766(line 766) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L766-1(line 766) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 727 772) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 759) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L758-1(lines 741 761) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L751(lines 751 752) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 754) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 727 772) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L746(line 746) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L746-1(line 746) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 727 772) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 761) no Hoare annotation was computed. [2018-11-10 07:16:04,726 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 836 845) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:16:04,726 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 836 845) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 836 845) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 197 207) the Hoare annotation is: true [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 197 207) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L428 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: true [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 197 207) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= |old(~pumpRunning~0)| 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point L954(lines 954 960) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 950 963) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 950 963) the Hoare annotation is: true [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 950 963) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L421 ceAbstractionStarter]: At program point L158(line 158) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse3 .cse1) (or .cse4 .cse0 .cse1))) [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point L158-1(lines 139 163) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L421 ceAbstractionStarter]: At program point L153(line 153) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 139 163) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L421 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 07:16:04,727 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 139 163) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-10 07:16:04,727 INFO L425 ceAbstractionStarter]: For program point L147(lines 147 155) no Hoare annotation was computed. [2018-11-10 07:16:04,727 INFO L421 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse4 .cse3 .cse0) (or .cse4 .cse2 .cse0))) [2018-11-10 07:16:04,728 INFO L425 ceAbstractionStarter]: For program point L145-1(line 145) no Hoare annotation was computed. [2018-11-10 07:16:04,728 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 160) no Hoare annotation was computed. [2018-11-10 07:16:04,728 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2018-11-10 07:16:04,728 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2018-11-10 07:16:04,728 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 303 368) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:16:04,728 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 355) no Hoare annotation was computed. [2018-11-10 07:16:04,728 INFO L421 ceAbstractionStarter]: At program point L351-2(lines 343 356) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 07:16:04,728 INFO L425 ceAbstractionStarter]: For program point L314(lines 313 360) no Hoare annotation was computed. [2018-11-10 07:16:04,728 INFO L421 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 07:16:04,728 INFO L425 ceAbstractionStarter]: For program point L343(lines 343 356) no Hoare annotation was computed. [2018-11-10 07:16:04,728 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 303 368) no Hoare annotation was computed. [2018-11-10 07:16:04,728 INFO L421 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 07:16:04,728 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 339) no Hoare annotation was computed. [2018-11-10 07:16:04,728 INFO L425 ceAbstractionStarter]: For program point L333-1(lines 333 339) no Hoare annotation was computed. [2018-11-10 07:16:04,728 INFO L421 ceAbstractionStarter]: At program point L358(lines 313 360) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 07:16:04,729 INFO L421 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-10 07:16:04,729 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 329) no Hoare annotation was computed. [2018-11-10 07:16:04,729 INFO L425 ceAbstractionStarter]: For program point L323-1(lines 323 329) no Hoare annotation was computed. [2018-11-10 07:16:04,729 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 319) no Hoare annotation was computed. [2018-11-10 07:16:04,729 INFO L425 ceAbstractionStarter]: For program point L313-1(lines 313 360) no Hoare annotation was computed. [2018-11-10 07:16:04,729 INFO L421 ceAbstractionStarter]: At program point L361(lines 312 362) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 07:16:04,729 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 303 368) no Hoare annotation was computed. [2018-11-10 07:16:04,729 INFO L425 ceAbstractionStarter]: For program point L705(lines 705 706) no Hoare annotation was computed. [2018-11-10 07:16:04,729 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 708) no Hoare annotation was computed. [2018-11-10 07:16:04,729 INFO L425 ceAbstractionStarter]: For program point L700(line 700) no Hoare annotation was computed. [2018-11-10 07:16:04,729 INFO L425 ceAbstractionStarter]: For program point L700-1(line 700) no Hoare annotation was computed. [2018-11-10 07:16:04,729 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 681 726) no Hoare annotation was computed. [2018-11-10 07:16:04,729 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 715) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 681 726) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L425 ceAbstractionStarter]: For program point L722(line 722) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L425 ceAbstractionStarter]: For program point L722-1(line 722) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 681 726) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L425 ceAbstractionStarter]: For program point L720(line 720) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L425 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 713) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L425 ceAbstractionStarter]: For program point L712-1(lines 695 715) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 164 171) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 07:16:04,730 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 164 171) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 164 171) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 964 972) no Hoare annotation was computed. [2018-11-10 07:16:04,730 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 964 972) the Hoare annotation is: true [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 964 972) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point L926(lines 926 934) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point L926-2(lines 926 934) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 918 940) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 918 940) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 918 940) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 374 383) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 374 383) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 374 383) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point L609(line 609) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point L642-1(line 642) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point L609-1(line 609) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point L638-1(line 638) no Hoare annotation was computed. [2018-11-10 07:16:04,731 INFO L425 ceAbstractionStarter]: For program point L667(lines 667 674) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L659(line 659) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L602(lines 602 606) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L627-1(lines 627 647) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L627-3(lines 627 647) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L656(line 656) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L656-1(line 656) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L648(lines 626 649) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L640(line 640) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L607(lines 607 623) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L640-1(line 640) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 578 680) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L669(line 669) no Hoare annotation was computed. [2018-11-10 07:16:04,732 INFO L425 ceAbstractionStarter]: For program point L669-1(line 669) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point L628(lines 627 647) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 665) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point L616(line 616) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point L616-1(line 616) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 578 680) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point L612(line 612) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point L612-1(line 612) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point L666(lines 666 677) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point L629(lines 629 633) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point L658(line 658) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 578 680) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point L658-1(line 658) no Hoare annotation was computed. [2018-11-10 07:16:04,733 INFO L425 ceAbstractionStarter]: For program point L654(line 654) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L654-1(line 654) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L642(line 642) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L923(line 923) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L248(line 248) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L248-1(line 248) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L246(line 246) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L758(line 758) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L246-1(line 246) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L758-1(line 758) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L242(line 242) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L242-1(line 242) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L752(line 752) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2018-11-10 07:16:04,734 INFO L425 ceAbstractionStarter]: For program point L238-1(line 238) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L234-1(line 234) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L713(line 713) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L936(line 936) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L936-1(line 936) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L230(line 230) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L230-1(line 230) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L932-1(line 932) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L705-1(line 705) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L928(line 928) no Hoare annotation was computed. [2018-11-10 07:16:04,735 INFO L425 ceAbstractionStarter]: For program point L705-2(line 705) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L425 ceAbstractionStarter]: For program point L928-1(line 928) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L425 ceAbstractionStarter]: For program point L222-1(line 222) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L425 ceAbstractionStarter]: For program point L924(line 924) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L425 ceAbstractionStarter]: For program point L759(line 759) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L425 ceAbstractionStarter]: For program point L751(line 751) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L425 ceAbstractionStarter]: For program point L751-1(line 751) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 07:16:04,736 INFO L425 ceAbstractionStarter]: For program point L712(line 712) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L425 ceAbstractionStarter]: For program point L712-1(line 712) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L425 ceAbstractionStarter]: For program point L706(line 706) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:16:04,736 INFO L421 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-11-10 07:16:04,737 INFO L425 ceAbstractionStarter]: For program point L177-1(line 177) no Hoare annotation was computed. [2018-11-10 07:16:04,737 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 172 188) no Hoare annotation was computed. [2018-11-10 07:16:04,737 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 172 188) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-11-10 07:16:04,737 INFO L421 ceAbstractionStarter]: At program point L183(line 183) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-10 07:16:04,737 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 172 188) no Hoare annotation was computed. [2018-11-10 07:16:04,737 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2018-11-10 07:16:04,737 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2018-11-10 07:16:04,737 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-11-10 07:16:04,737 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2018-11-10 07:16:04,737 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2018-11-10 07:16:04,737 INFO L428 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: true [2018-11-10 07:16:04,737 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2018-11-10 07:16:04,738 INFO L425 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2018-11-10 07:16:04,738 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 941 949) no Hoare annotation was computed. [2018-11-10 07:16:04,738 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 941 949) no Hoare annotation was computed. [2018-11-10 07:16:04,738 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 941 949) no Hoare annotation was computed. [2018-11-10 07:16:04,738 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 897 908) 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 (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 07:16:04,738 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 897 908) no Hoare annotation was computed. [2018-11-10 07:16:04,738 INFO L425 ceAbstractionStarter]: For program point L901-1(lines 897 908) no Hoare annotation was computed. [2018-11-10 07:16:04,738 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:16:04,738 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 07:16:04,738 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:16:04,738 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 909 917) the Hoare annotation is: true [2018-11-10 07:16:04,738 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 909 917) no Hoare annotation was computed. [2018-11-10 07:16:04,739 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 909 917) no Hoare annotation was computed. [2018-11-10 07:16:04,739 INFO L421 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and (not (= |old(~pumpRunning~0)| 0)) .cse1)) (or .cse2 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse2 .cse1 .cse0))) [2018-11-10 07:16:04,739 INFO L425 ceAbstractionStarter]: For program point L59(lines 58 77) no Hoare annotation was computed. [2018-11-10 07:16:04,739 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not .cse7)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse5 .cse4 .cse1 .cse6 .cse2) (or .cse3 .cse7 .cse8 .cse1) (or .cse7 .cse1 .cse2 .cse8) (or .cse3 .cse0 .cse1)))) [2018-11-10 07:16:04,739 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2018-11-10 07:16:04,739 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2018-11-10 07:16:04,739 INFO L421 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse7)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse5 .cse4 .cse1 .cse6 .cse2) (or .cse7 .cse8 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse3 .cse0 .cse1) (or .cse3 .cse7 .cse4 .cse1 .cse8)))) [2018-11-10 07:16:04,739 INFO L421 ceAbstractionStarter]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse6)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse8 (= 0 ~pumpRunning~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse5 (not (= |old(~pumpRunning~0)| 0))) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse7 .cse8 .cse3 .cse5) (or .cse0 .cse8 .cse3) (or .cse0 .cse6 .cse1 .cse3 .cse7)))) [2018-11-10 07:16:04,740 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 775 804) no Hoare annotation was computed. [2018-11-10 07:16:04,740 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 793) no Hoare annotation was computed. [2018-11-10 07:16:04,740 INFO L428 ceAbstractionStarter]: At program point L789-1(lines 789 793) the Hoare annotation is: true [2018-11-10 07:16:04,740 INFO L425 ceAbstractionStarter]: For program point L785-1(lines 785 799) no Hoare annotation was computed. [2018-11-10 07:16:04,740 INFO L428 ceAbstractionStarter]: At program point L785-3(lines 785 799) the Hoare annotation is: true [2018-11-10 07:16:04,740 INFO L428 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-11-10 07:16:04,740 INFO L425 ceAbstractionStarter]: For program point L781-1(line 781) no Hoare annotation was computed. [2018-11-10 07:16:04,740 INFO L428 ceAbstractionStarter]: At program point L800(lines 775 804) the Hoare annotation is: true [2018-11-10 07:16:04,740 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 775 804) the Hoare annotation is: true [2018-11-10 07:16:04,740 INFO L425 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2018-11-10 07:16:04,740 INFO L425 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-11-10 07:16:04,740 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 873 884) the Hoare annotation is: true [2018-11-10 07:16:04,740 INFO L425 ceAbstractionStarter]: For program point L877-1(lines 873 884) no Hoare annotation was computed. [2018-11-10 07:16:04,741 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 873 884) no Hoare annotation was computed. [2018-11-10 07:16:04,741 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 829 835) no Hoare annotation was computed. [2018-11-10 07:16:04,741 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 829 835) the Hoare annotation is: true [2018-11-10 07:16:04,741 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:16:04,741 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 07:16:04,741 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 07:16:04,741 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:16:04,741 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 291 298) no Hoare annotation was computed. [2018-11-10 07:16:04,741 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 291 298) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-10 07:16:04,741 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 291 298) no Hoare annotation was computed. [2018-11-10 07:16:04,741 INFO L421 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= |old(~pumpRunning~0)| 0) .cse2 .cse4) (or (and .cse5 .cse3) .cse2 .cse4) (or .cse0 .cse1 .cse2 .cse5))) [2018-11-10 07:16:04,742 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 87 111) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2018-11-10 07:16:04,742 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 103) no Hoare annotation was computed. [2018-11-10 07:16:04,742 INFO L421 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| 0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-10 07:16:04,742 INFO L425 ceAbstractionStarter]: For program point L93-1(line 93) no Hoare annotation was computed. [2018-11-10 07:16:04,742 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 87 111) no Hoare annotation was computed. [2018-11-10 07:16:04,742 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 108) no Hoare annotation was computed. [2018-11-10 07:16:04,742 INFO L421 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-11-10 07:16:04,742 INFO L425 ceAbstractionStarter]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2018-11-10 07:16:04,742 INFO L421 ceAbstractionStarter]: At program point L101(line 101) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-10 07:16:04,742 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 885 896) no Hoare annotation was computed. [2018-11-10 07:16:04,742 INFO L425 ceAbstractionStarter]: For program point L889-1(lines 885 896) no Hoare annotation was computed. [2018-11-10 07:16:04,743 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 885 896) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2018-11-10 07:16:04,743 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 1001 1008) no Hoare annotation was computed. [2018-11-10 07:16:04,743 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2018-11-10 07:16:04,743 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 1001 1008) the Hoare annotation is: true [2018-11-10 07:16:04,743 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 1001 1008) no Hoare annotation was computed. [2018-11-10 07:16:04,743 INFO L421 ceAbstractionStarter]: At program point L989(line 989) 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 07:16:04,743 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 975 999) the Hoare annotation is: true [2018-11-10 07:16:04,743 INFO L425 ceAbstractionStarter]: For program point L987(lines 987 993) no Hoare annotation was computed. [2018-11-10 07:16:04,743 INFO L421 ceAbstractionStarter]: At program point L985(line 985) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 07:16:04,743 INFO L425 ceAbstractionStarter]: For program point L985-1(line 985) no Hoare annotation was computed. [2018-11-10 07:16:04,743 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 975 999) no Hoare annotation was computed. [2018-11-10 07:16:04,744 INFO L425 ceAbstractionStarter]: For program point L983(lines 983 996) no Hoare annotation was computed. [2018-11-10 07:16:04,744 INFO L425 ceAbstractionStarter]: For program point L983-1(lines 975 999) no Hoare annotation was computed. [2018-11-10 07:16:04,744 INFO L428 ceAbstractionStarter]: At program point L981(line 981) the Hoare annotation is: true [2018-11-10 07:16:04,744 INFO L425 ceAbstractionStarter]: For program point L981-1(line 981) no Hoare annotation was computed. [2018-11-10 07:16:04,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 07:16:04 BoogieIcfgContainer [2018-11-10 07:16:04,754 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 07:16:04,754 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:16:04,754 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:16:04,755 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:16:04,755 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:15:57" (3/4) ... [2018-11-10 07:16:04,758 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:16:04,765 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 07:16:04,765 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 07:16:04,765 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 07:16:04,765 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 07:16:04,766 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 07:16:04,767 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 07:16:04,768 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 07:16:04,768 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 07:16:04,768 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 07:16:04,768 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 07:16:04,768 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 07:16:04,768 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 07:16:04,768 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:16:04,768 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-10 07:16:04,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 07:16:04,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 07:16:04,769 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-10 07:16:04,777 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-10 07:16:04,777 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 07:16:04,778 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 07:16:04,804 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) [2018-11-10 07:16:04,804 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 07:16:04,852 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_58af522c-7bed-4c65-893e-7c41c0d9e9eb/bin-2019/uautomizer/witness.graphml [2018-11-10 07:16:04,852 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:16:04,853 INFO L168 Benchmark]: Toolchain (without parser) took 8468.49 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 417.3 MB). Free memory was 957.6 MB in the beginning and 967.2 MB in the end (delta: -9.5 MB). Peak memory consumption was 407.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:16:04,853 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:16:04,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.74 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 932.4 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:16:04,854 INFO L168 Benchmark]: Boogie Preprocessor took 122.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 932.4 MB in the beginning and 1.2 GB in the end (delta: -224.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:16:04,854 INFO L168 Benchmark]: RCFGBuilder took 763.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 93.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:16:04,854 INFO L168 Benchmark]: TraceAbstraction took 7157.90 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 250.1 MB). Free memory was 1.1 GB in the beginning and 978.9 MB in the end (delta: 84.6 MB). Peak memory consumption was 395.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:16:04,854 INFO L168 Benchmark]: Witness Printer took 97.53 ms. Allocated memory is still 1.4 GB. Free memory was 978.9 MB in the beginning and 967.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:16:04,856 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 323.74 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 932.4 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 122.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 932.4 MB in the beginning and 1.2 GB in the end (delta: -224.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 763.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 93.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7157.90 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 250.1 MB). Free memory was 1.1 GB in the beginning and 978.9 MB in the end (delta: 84.6 MB). Peak memory consumption was 395.7 MB. Max. memory is 11.5 GB. * Witness Printer took 97.53 ms. Allocated memory is still 1.4 GB. Free memory was 978.9 MB in the beginning and 967.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1005]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 355 locations, 1 error locations. SAFE Result, 7.0s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.8s AutomataDifference, 0.0s DeadEndRemovalTime, 2.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2647 SDtfs, 1582 SDslu, 10534 SDs, 0 SdLazy, 3708 SolverSat, 340 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 511 GetRequests, 401 SyntacticMatches, 4 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=955occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 85 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 1881 PreInvPairs, 1979 NumberOfFragments, 1761 HoareAnnotationTreeSize, 1881 FomulaSimplifications, 2466 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 70 FomulaSimplificationsInter, 6902 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1753 NumberOfCodeBlocks, 1753 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1740 ConstructedInterpolants, 0 QuantifiedInterpolants, 367048 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1652 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 119/123 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...