./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/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 79b21ff72ec330797470eae9e06bb1504f09bc51 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 05:18:20,985 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:18:20,987 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:18:20,995 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:18:20,995 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:18:20,996 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:18:20,997 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:18:20,998 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:18:20,999 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:18:20,999 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:18:21,000 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:18:21,000 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:18:21,001 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:18:21,001 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:18:21,002 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:18:21,003 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:18:21,003 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:18:21,004 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:18:21,006 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:18:21,007 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:18:21,007 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:18:21,008 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:18:21,010 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:18:21,010 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:18:21,010 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:18:21,011 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:18:21,011 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:18:21,012 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:18:21,012 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:18:21,013 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:18:21,013 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:18:21,014 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:18:21,014 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:18:21,014 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:18:21,015 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:18:21,015 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:18:21,015 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 05:18:21,025 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:18:21,025 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:18:21,026 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 05:18:21,026 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 05:18:21,026 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 05:18:21,027 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 05:18:21,027 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 05:18:21,027 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:18:21,027 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 05:18:21,027 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 05:18:21,027 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 05:18:21,027 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:18:21,027 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 05:18:21,028 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 05:18:21,028 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 05:18:21,028 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 05:18:21,029 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:18:21,029 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:18:21,030 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 05:18:21,030 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:18:21,030 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:18:21,030 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 05:18:21,030 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 05:18:21,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:18:21,030 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:18:21,031 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 05:18:21,031 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 05:18:21,031 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 05:18:21,031 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 05:18:21,031 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 05:18:21,031 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_79e2834f-61a2-404e-8f8a-492db82a7bfd/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 -> 79b21ff72ec330797470eae9e06bb1504f09bc51 [2018-11-23 05:18:21,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:18:21,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:18:21,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:18:21,066 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:18:21,067 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:18:21,067 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-23 05:18:21,106 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/data/4de2d09b6/0656152df31f43b3bd5e3e053680ea31/FLAG1ac2a3c1a [2018-11-23 05:18:21,432 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:18:21,432 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-23 05:18:21,439 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/data/4de2d09b6/0656152df31f43b3bd5e3e053680ea31/FLAG1ac2a3c1a [2018-11-23 05:18:21,447 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/data/4de2d09b6/0656152df31f43b3bd5e3e053680ea31 [2018-11-23 05:18:21,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:18:21,449 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:18:21,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:18:21,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:18:21,453 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:18:21,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:18:21" (1/1) ... [2018-11-23 05:18:21,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d722fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21, skipping insertion in model container [2018-11-23 05:18:21,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:18:21" (1/1) ... [2018-11-23 05:18:21,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:18:21,492 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:18:21,680 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:18:21,689 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:18:21,780 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:18:21,799 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:18:21,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21 WrapperNode [2018-11-23 05:18:21,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:18:21,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:18:21,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:18:21,801 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:18:21,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21" (1/1) ... [2018-11-23 05:18:21,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21" (1/1) ... [2018-11-23 05:18:21,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:18:21,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:18:21,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:18:21,830 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:18:21,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21" (1/1) ... [2018-11-23 05:18:21,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21" (1/1) ... [2018-11-23 05:18:21,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21" (1/1) ... [2018-11-23 05:18:21,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21" (1/1) ... [2018-11-23 05:18:21,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21" (1/1) ... [2018-11-23 05:18:21,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21" (1/1) ... [2018-11-23 05:18:21,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21" (1/1) ... [2018-11-23 05:18:21,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:18:21,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:18:21,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:18:21,862 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:18:21,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/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 [2018-11-23 05:18:21,901 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 05:18:21,902 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 05:18:21,902 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 05:18:21,902 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 05:18:21,902 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 05:18:21,902 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 05:18:21,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 05:18:21,902 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 05:18:21,903 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 05:18:21,903 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 05:18:21,903 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 05:18:21,903 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 05:18:21,903 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 05:18:21,903 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 05:18:21,903 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 05:18:21,903 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 05:18:21,903 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 05:18:21,904 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 05:18:21,904 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 05:18:21,904 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 05:18:21,904 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 05:18:21,904 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 05:18:21,904 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 05:18:21,904 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 05:18:21,904 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 05:18:21,904 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 05:18:21,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 05:18:21,905 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 05:18:21,905 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 05:18:21,905 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 05:18:21,905 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 05:18:21,905 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 05:18:21,905 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 05:18:21,905 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 05:18:21,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 05:18:21,905 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 05:18:21,905 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 05:18:21,905 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 05:18:21,905 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 05:18:21,905 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 05:18:21,906 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 05:18:21,906 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 05:18:21,906 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 05:18:21,906 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 05:18:21,906 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 05:18:21,906 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 05:18:21,906 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 05:18:21,906 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-23 05:18:21,907 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-23 05:18:21,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 05:18:21,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 05:18:21,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 05:18:21,907 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 05:18:21,907 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 05:18:21,907 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 05:18:21,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 05:18:21,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:18:21,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:18:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-23 05:18:21,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-23 05:18:22,301 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:18:22,301 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 05:18:22,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:18:22 BoogieIcfgContainer [2018-11-23 05:18:22,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:18:22,302 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 05:18:22,303 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 05:18:22,305 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 05:18:22,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:18:21" (1/3) ... [2018-11-23 05:18:22,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@340ddf62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:18:22, skipping insertion in model container [2018-11-23 05:18:22,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:18:21" (2/3) ... [2018-11-23 05:18:22,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@340ddf62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:18:22, skipping insertion in model container [2018-11-23 05:18:22,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:18:22" (3/3) ... [2018-11-23 05:18:22,307 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-23 05:18:22,313 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 05:18:22,319 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 05:18:22,329 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 05:18:22,350 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 05:18:22,350 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 05:18:22,351 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 05:18:22,351 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 05:18:22,351 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 05:18:22,351 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 05:18:22,351 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 05:18:22,351 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 05:18:22,351 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 05:18:22,366 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-11-23 05:18:22,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 05:18:22,373 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:18:22,373 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:18:22,375 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:18:22,379 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:18:22,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1039050909, now seen corresponding path program 1 times [2018-11-23 05:18:22,380 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:18:22,380 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:18:22,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:22,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:22,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:22,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:18:22,554 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:18:22,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 05:18:22,556 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 05:18:22,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 05:18:22,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 05:18:22,566 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 2 states. [2018-11-23 05:18:22,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:18:22,597 INFO L93 Difference]: Finished difference Result 280 states and 349 transitions. [2018-11-23 05:18:22,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 05:18:22,598 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-23 05:18:22,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:18:22,608 INFO L225 Difference]: With dead ends: 280 [2018-11-23 05:18:22,608 INFO L226 Difference]: Without dead ends: 140 [2018-11-23 05:18:22,611 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 05:18:22,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-11-23 05:18:22,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-11-23 05:18:22,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-11-23 05:18:22,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 166 transitions. [2018-11-23 05:18:22,651 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 166 transitions. Word has length 46 [2018-11-23 05:18:22,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:18:22,651 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 166 transitions. [2018-11-23 05:18:22,651 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 05:18:22,652 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 166 transitions. [2018-11-23 05:18:22,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 05:18:22,654 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:18:22,654 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:18:22,654 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:18:22,655 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:18:22,655 INFO L82 PathProgramCache]: Analyzing trace with hash -1886519307, now seen corresponding path program 1 times [2018-11-23 05:18:22,655 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:18:22,655 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:18:22,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:22,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:22,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:22,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:18:22,755 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:18:22,755 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:18:22,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:18:22,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:18:22,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:18:22,757 INFO L87 Difference]: Start difference. First operand 140 states and 166 transitions. Second operand 3 states. [2018-11-23 05:18:22,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:18:22,775 INFO L93 Difference]: Finished difference Result 219 states and 259 transitions. [2018-11-23 05:18:22,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:18:22,776 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-23 05:18:22,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:18:22,777 INFO L225 Difference]: With dead ends: 219 [2018-11-23 05:18:22,777 INFO L226 Difference]: Without dead ends: 131 [2018-11-23 05:18:22,778 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:18:22,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-11-23 05:18:22,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2018-11-23 05:18:22,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-11-23 05:18:22,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 154 transitions. [2018-11-23 05:18:22,790 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 154 transitions. Word has length 47 [2018-11-23 05:18:22,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:18:22,791 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 154 transitions. [2018-11-23 05:18:22,791 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:18:22,791 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 154 transitions. [2018-11-23 05:18:22,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 05:18:22,792 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:18:22,792 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:18:22,793 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:18:22,793 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:18:22,793 INFO L82 PathProgramCache]: Analyzing trace with hash -443527011, now seen corresponding path program 1 times [2018-11-23 05:18:22,793 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:18:22,793 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:18:22,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:22,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:22,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:22,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:18:22,910 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:18:22,910 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 05:18:22,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 05:18:22,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 05:18:22,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 05:18:22,911 INFO L87 Difference]: Start difference. First operand 131 states and 154 transitions. Second operand 7 states. [2018-11-23 05:18:23,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:18:23,278 INFO L93 Difference]: Finished difference Result 395 states and 482 transitions. [2018-11-23 05:18:23,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 05:18:23,279 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-23 05:18:23,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:18:23,281 INFO L225 Difference]: With dead ends: 395 [2018-11-23 05:18:23,281 INFO L226 Difference]: Without dead ends: 288 [2018-11-23 05:18:23,282 INFO L631 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 [2018-11-23 05:18:23,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-11-23 05:18:23,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 276. [2018-11-23 05:18:23,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2018-11-23 05:18:23,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 336 transitions. [2018-11-23 05:18:23,310 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 336 transitions. Word has length 52 [2018-11-23 05:18:23,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:18:23,310 INFO L480 AbstractCegarLoop]: Abstraction has 276 states and 336 transitions. [2018-11-23 05:18:23,310 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 05:18:23,310 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 336 transitions. [2018-11-23 05:18:23,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 05:18:23,314 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:18:23,314 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:18:23,314 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:18:23,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:18:23,314 INFO L82 PathProgramCache]: Analyzing trace with hash 1392303490, now seen corresponding path program 1 times [2018-11-23 05:18:23,315 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:18:23,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:18:23,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:23,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:23,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:23,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:18:23,420 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:18:23,420 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:18:23,420 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:18:23,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:18:23,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:18:23,421 INFO L87 Difference]: Start difference. First operand 276 states and 336 transitions. Second operand 6 states. [2018-11-23 05:18:23,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:18:23,582 INFO L93 Difference]: Finished difference Result 765 states and 956 transitions. [2018-11-23 05:18:23,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 05:18:23,582 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-23 05:18:23,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:18:23,585 INFO L225 Difference]: With dead ends: 765 [2018-11-23 05:18:23,585 INFO L226 Difference]: Without dead ends: 513 [2018-11-23 05:18:23,586 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 05:18:23,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2018-11-23 05:18:23,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 507. [2018-11-23 05:18:23,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2018-11-23 05:18:23,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 622 transitions. [2018-11-23 05:18:23,618 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 622 transitions. Word has length 57 [2018-11-23 05:18:23,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:18:23,619 INFO L480 AbstractCegarLoop]: Abstraction has 507 states and 622 transitions. [2018-11-23 05:18:23,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:18:23,619 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 622 transitions. [2018-11-23 05:18:23,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 05:18:23,622 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:18:23,622 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:18:23,624 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:18:23,625 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:18:23,625 INFO L82 PathProgramCache]: Analyzing trace with hash 85735846, now seen corresponding path program 1 times [2018-11-23 05:18:23,625 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:18:23,625 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:18:23,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:23,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:23,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:23,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:23,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:18:23,710 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:18:23,711 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 05:18:23,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 05:18:23,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 05:18:23,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 05:18:23,711 INFO L87 Difference]: Start difference. First operand 507 states and 622 transitions. Second operand 7 states. [2018-11-23 05:18:24,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:18:24,213 INFO L93 Difference]: Finished difference Result 1346 states and 1759 transitions. [2018-11-23 05:18:24,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 05:18:24,214 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-11-23 05:18:24,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:18:24,217 INFO L225 Difference]: With dead ends: 1346 [2018-11-23 05:18:24,217 INFO L226 Difference]: Without dead ends: 863 [2018-11-23 05:18:24,218 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 05:18:24,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2018-11-23 05:18:24,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 765. [2018-11-23 05:18:24,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 765 states. [2018-11-23 05:18:24,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 765 states and 927 transitions. [2018-11-23 05:18:24,258 INFO L78 Accepts]: Start accepts. Automaton has 765 states and 927 transitions. Word has length 61 [2018-11-23 05:18:24,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:18:24,258 INFO L480 AbstractCegarLoop]: Abstraction has 765 states and 927 transitions. [2018-11-23 05:18:24,258 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 05:18:24,258 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 927 transitions. [2018-11-23 05:18:24,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 05:18:24,261 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:18:24,261 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:18:24,261 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:18:24,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:18:24,261 INFO L82 PathProgramCache]: Analyzing trace with hash -1206568851, now seen corresponding path program 1 times [2018-11-23 05:18:24,261 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:18:24,261 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:18:24,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:24,262 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:24,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:24,339 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 05:18:24,339 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:18:24,339 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 05:18:24,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 05:18:24,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 05:18:24,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:18:24,340 INFO L87 Difference]: Start difference. First operand 765 states and 927 transitions. Second operand 4 states. [2018-11-23 05:18:24,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:18:24,518 INFO L93 Difference]: Finished difference Result 2836 states and 3648 transitions. [2018-11-23 05:18:24,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 05:18:24,519 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-23 05:18:24,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:18:24,526 INFO L225 Difference]: With dead ends: 2836 [2018-11-23 05:18:24,526 INFO L226 Difference]: Without dead ends: 2095 [2018-11-23 05:18:24,528 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:18:24,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2095 states. [2018-11-23 05:18:24,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2095 to 2049. [2018-11-23 05:18:24,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2049 states. [2018-11-23 05:18:24,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 2049 states and 2569 transitions. [2018-11-23 05:18:24,597 INFO L78 Accepts]: Start accepts. Automaton has 2049 states and 2569 transitions. Word has length 99 [2018-11-23 05:18:24,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:18:24,598 INFO L480 AbstractCegarLoop]: Abstraction has 2049 states and 2569 transitions. [2018-11-23 05:18:24,598 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 05:18:24,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2569 transitions. [2018-11-23 05:18:24,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 05:18:24,601 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:18:24,601 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:18:24,601 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:18:24,602 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:18:24,602 INFO L82 PathProgramCache]: Analyzing trace with hash -1198809492, now seen corresponding path program 1 times [2018-11-23 05:18:24,602 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:18:24,602 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:18:24,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:24,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:24,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:24,658 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 05:18:24,659 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:18:24,659 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:18:24,659 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:18:24,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:18:24,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:18:24,660 INFO L87 Difference]: Start difference. First operand 2049 states and 2569 transitions. Second operand 6 states. [2018-11-23 05:18:24,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:18:24,736 INFO L93 Difference]: Finished difference Result 4158 states and 5438 transitions. [2018-11-23 05:18:24,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 05:18:24,737 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-23 05:18:24,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:18:24,743 INFO L225 Difference]: With dead ends: 4158 [2018-11-23 05:18:24,743 INFO L226 Difference]: Without dead ends: 2133 [2018-11-23 05:18:24,747 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 05:18:24,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2133 states. [2018-11-23 05:18:24,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2133 to 2109. [2018-11-23 05:18:24,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2109 states. [2018-11-23 05:18:24,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 2109 states and 2633 transitions. [2018-11-23 05:18:24,813 INFO L78 Accepts]: Start accepts. Automaton has 2109 states and 2633 transitions. Word has length 99 [2018-11-23 05:18:24,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:18:24,813 INFO L480 AbstractCegarLoop]: Abstraction has 2109 states and 2633 transitions. [2018-11-23 05:18:24,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:18:24,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 2633 transitions. [2018-11-23 05:18:24,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 05:18:24,816 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:18:24,816 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:18:24,816 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:18:24,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:18:24,816 INFO L82 PathProgramCache]: Analyzing trace with hash -305323154, now seen corresponding path program 1 times [2018-11-23 05:18:24,816 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:18:24,816 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:18:24,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:24,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:24,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:24,879 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 05:18:24,879 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:18:24,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 05:18:24,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 05:18:24,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 05:18:24,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 05:18:24,880 INFO L87 Difference]: Start difference. First operand 2109 states and 2633 transitions. Second operand 8 states. [2018-11-23 05:18:24,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:18:24,949 INFO L93 Difference]: Finished difference Result 3832 states and 4932 transitions. [2018-11-23 05:18:24,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 05:18:24,949 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-11-23 05:18:24,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:18:24,954 INFO L225 Difference]: With dead ends: 3832 [2018-11-23 05:18:24,954 INFO L226 Difference]: Without dead ends: 1747 [2018-11-23 05:18:24,958 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 05:18:24,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1747 states. [2018-11-23 05:18:25,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1747 to 1747. [2018-11-23 05:18:25,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1747 states. [2018-11-23 05:18:25,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1747 states and 2151 transitions. [2018-11-23 05:18:25,027 INFO L78 Accepts]: Start accepts. Automaton has 1747 states and 2151 transitions. Word has length 99 [2018-11-23 05:18:25,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:18:25,028 INFO L480 AbstractCegarLoop]: Abstraction has 1747 states and 2151 transitions. [2018-11-23 05:18:25,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 05:18:25,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2151 transitions. [2018-11-23 05:18:25,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 05:18:25,030 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:18:25,031 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:18:25,031 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:18:25,031 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:18:25,031 INFO L82 PathProgramCache]: Analyzing trace with hash 692991765, now seen corresponding path program 1 times [2018-11-23 05:18:25,031 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:18:25,031 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:18:25,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:25,032 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:25,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:25,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 05:18:25,142 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:18:25,142 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/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 [2018-11-23 05:18:25,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:25,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:18:25,371 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:18:25,387 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:18:25,387 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 05:18:25,388 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 05:18:25,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 05:18:25,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 05:18:25,388 INFO L87 Difference]: Start difference. First operand 1747 states and 2151 transitions. Second operand 19 states. [2018-11-23 05:18:26,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:18:26,018 INFO L93 Difference]: Finished difference Result 3440 states and 4282 transitions. [2018-11-23 05:18:26,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 05:18:26,019 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-11-23 05:18:26,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:18:26,024 INFO L225 Difference]: With dead ends: 3440 [2018-11-23 05:18:26,024 INFO L226 Difference]: Without dead ends: 1717 [2018-11-23 05:18:26,027 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 05:18:26,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1717 states. [2018-11-23 05:18:26,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1717 to 1717. [2018-11-23 05:18:26,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1717 states. [2018-11-23 05:18:26,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1717 states and 2069 transitions. [2018-11-23 05:18:26,089 INFO L78 Accepts]: Start accepts. Automaton has 1717 states and 2069 transitions. Word has length 103 [2018-11-23 05:18:26,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:18:26,089 INFO L480 AbstractCegarLoop]: Abstraction has 1717 states and 2069 transitions. [2018-11-23 05:18:26,089 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 05:18:26,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2069 transitions. [2018-11-23 05:18:26,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 05:18:26,093 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:18:26,093 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:18:26,094 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:18:26,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:18:26,094 INFO L82 PathProgramCache]: Analyzing trace with hash 333752362, now seen corresponding path program 1 times [2018-11-23 05:18:26,094 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:18:26,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:18:26,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:26,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:26,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:26,160 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 05:18:26,160 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:18:26,160 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/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 [2018-11-23 05:18:26,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:26,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:18:26,287 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 05:18:26,302 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:18:26,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-23 05:18:26,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:18:26,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:18:26,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:18:26,304 INFO L87 Difference]: Start difference. First operand 1717 states and 2069 transitions. Second operand 6 states. [2018-11-23 05:18:27,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:18:27,036 INFO L93 Difference]: Finished difference Result 3937 states and 5013 transitions. [2018-11-23 05:18:27,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 05:18:27,037 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 159 [2018-11-23 05:18:27,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:18:27,048 INFO L225 Difference]: With dead ends: 3937 [2018-11-23 05:18:27,049 INFO L226 Difference]: Without dead ends: 2568 [2018-11-23 05:18:27,053 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:18:27,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2568 states. [2018-11-23 05:18:27,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2568 to 2231. [2018-11-23 05:18:27,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2231 states. [2018-11-23 05:18:27,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 2231 states and 2705 transitions. [2018-11-23 05:18:27,176 INFO L78 Accepts]: Start accepts. Automaton has 2231 states and 2705 transitions. Word has length 159 [2018-11-23 05:18:27,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:18:27,177 INFO L480 AbstractCegarLoop]: Abstraction has 2231 states and 2705 transitions. [2018-11-23 05:18:27,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:18:27,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2705 transitions. [2018-11-23 05:18:27,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 05:18:27,182 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:18:27,182 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:18:27,182 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:18:27,182 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:18:27,183 INFO L82 PathProgramCache]: Analyzing trace with hash -2090589296, now seen corresponding path program 1 times [2018-11-23 05:18:27,183 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:18:27,183 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:18:27,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:27,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:27,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:18:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:27,312 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 05:18:27,313 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:18:27,313 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 05:18:27,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:18:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:18:27,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:18:27,546 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 05:18:27,571 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:18:27,571 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 05:18:27,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 05:18:27,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 05:18:27,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 05:18:27,572 INFO L87 Difference]: Start difference. First operand 2231 states and 2705 transitions. Second operand 19 states. [2018-11-23 05:18:28,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:18:28,490 INFO L93 Difference]: Finished difference Result 3927 states and 4849 transitions. [2018-11-23 05:18:28,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 05:18:28,490 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 155 [2018-11-23 05:18:28,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:18:28,492 INFO L225 Difference]: With dead ends: 3927 [2018-11-23 05:18:28,492 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 05:18:28,500 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 05:18:28,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 05:18:28,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 05:18:28,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 05:18:28,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 05:18:28,501 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-11-23 05:18:28,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:18:28,501 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:18:28,501 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 05:18:28,501 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 05:18:28,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 05:18:28,507 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 05:18:28,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:28,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:29,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:18:30,088 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-11-23 05:18:30,294 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 19 [2018-11-23 05:18:30,532 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 19 [2018-11-23 05:18:30,807 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 19 [2018-11-23 05:18:31,075 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 28 [2018-11-23 05:18:31,592 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 22 [2018-11-23 05:18:31,704 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 23 [2018-11-23 05:18:32,054 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 28 [2018-11-23 05:18:32,288 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 24 [2018-11-23 05:18:32,329 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 955 961) the Hoare annotation is: true [2018-11-23 05:18:32,329 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 955 961) no Hoare annotation was computed. [2018-11-23 05:18:32,329 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 962 970) no Hoare annotation was computed. [2018-11-23 05:18:32,329 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 962 970) the Hoare annotation is: true [2018-11-23 05:18:32,329 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 962 970) no Hoare annotation was computed. [2018-11-23 05:18:32,330 INFO L444 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 05:18:32,330 INFO L444 ceAbstractionStarter]: At program point L225-1(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 05:18:32,330 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 219 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 05:18:32,330 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 219 241) no Hoare annotation was computed. [2018-11-23 05:18:32,330 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 219 241) no Hoare annotation was computed. [2018-11-23 05:18:32,330 INFO L444 ceAbstractionStarter]: At program point L231(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 05:18:32,330 INFO L444 ceAbstractionStarter]: At program point L231-1(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 05:18:32,330 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 236) no Hoare annotation was computed. [2018-11-23 05:18:32,330 INFO L448 ceAbstractionStarter]: For program point L229-1(lines 229 236) no Hoare annotation was computed. [2018-11-23 05:18:32,330 INFO L448 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2018-11-23 05:18:32,330 INFO L444 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 05:18:32,330 INFO L444 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 05:18:32,330 INFO L448 ceAbstractionStarter]: For program point L695-1(lines 676 700) no Hoare annotation was computed. [2018-11-23 05:18:32,330 INFO L444 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse1 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~5)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and .cse1 .cse2)) (or (and (= 0 ~pumpRunning~0) .cse1 .cse2) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 05:18:32,330 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 676 700) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-23 05:18:32,331 INFO L444 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (and .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point L684(lines 684 692) no Hoare annotation was computed. [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 676 700) no Hoare annotation was computed. [2018-11-23 05:18:32,331 INFO L444 ceAbstractionStarter]: At program point L682(line 682) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 697) no Hoare annotation was computed. [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 835 849) no Hoare annotation was computed. [2018-11-23 05:18:32,331 INFO L444 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse5 (= ~systemActive~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse4 .cse3) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2018-11-23 05:18:32,331 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 835 849) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (and (not (= ~systemActive~0 0)) .cse0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse6 (= ~systemActive~0 1)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse0 .cse1) (or .cse4 .cse2 .cse5) (or .cse3 .cse6 .cse7) (or .cse7 .cse6 .cse2)))) [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 835 849) no Hoare annotation was computed. [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 771 779) no Hoare annotation was computed. [2018-11-23 05:18:32,331 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 771 779) the Hoare annotation is: true [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 771 779) no Hoare annotation was computed. [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 948 954) no Hoare annotation was computed. [2018-11-23 05:18:32,331 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 948 954) the Hoare annotation is: true [2018-11-23 05:18:32,331 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 206 215) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 206 215) no Hoare annotation was computed. [2018-11-23 05:18:32,331 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 206 215) no Hoare annotation was computed. [2018-11-23 05:18:32,332 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 760 770) the Hoare annotation is: true [2018-11-23 05:18:32,332 INFO L451 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: true [2018-11-23 05:18:32,332 INFO L448 ceAbstractionStarter]: For program point L765-1(line 765) no Hoare annotation was computed. [2018-11-23 05:18:32,332 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 760 770) no Hoare annotation was computed. [2018-11-23 05:18:32,332 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 760 770) no Hoare annotation was computed. [2018-11-23 05:18:32,332 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 752 759) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 05:18:32,332 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 752 759) no Hoare annotation was computed. [2018-11-23 05:18:32,332 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 752 759) no Hoare annotation was computed. [2018-11-23 05:18:32,332 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 702 726) no Hoare annotation was computed. [2018-11-23 05:18:32,332 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 702 726) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 05:18:32,332 INFO L444 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 05:18:32,332 INFO L448 ceAbstractionStarter]: For program point L721-1(lines 702 726) no Hoare annotation was computed. [2018-11-23 05:18:32,333 INFO L444 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1))) [2018-11-23 05:18:32,333 INFO L444 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse0))) [2018-11-23 05:18:32,333 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2018-11-23 05:18:32,333 INFO L444 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-23 05:18:32,333 INFO L448 ceAbstractionStarter]: For program point L708-1(line 708) no Hoare annotation was computed. [2018-11-23 05:18:32,333 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 723) no Hoare annotation was computed. [2018-11-23 05:18:32,333 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-23 05:18:32,333 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-23 05:18:32,333 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-23 05:18:32,333 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-23 05:18:32,333 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 668 674) no Hoare annotation was computed. [2018-11-23 05:18:32,334 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 668 674) the Hoare annotation is: true [2018-11-23 05:18:32,334 INFO L448 ceAbstractionStarter]: For program point L898-1(lines 898 904) no Hoare annotation was computed. [2018-11-23 05:18:32,334 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 868 935) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 05:18:32,334 INFO L444 ceAbstractionStarter]: At program point L925(lines 878 927) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-23 05:18:32,334 INFO L444 ceAbstractionStarter]: At program point L890(line 890) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~methaneLevelCritical~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 .cse1))) [2018-11-23 05:18:32,334 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 894) no Hoare annotation was computed. [2018-11-23 05:18:32,334 INFO L448 ceAbstractionStarter]: For program point L888-1(lines 888 894) no Hoare annotation was computed. [2018-11-23 05:18:32,334 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 868 935) no Hoare annotation was computed. [2018-11-23 05:18:32,334 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2018-11-23 05:18:32,334 INFO L444 ceAbstractionStarter]: At program point L928(lines 877 929) 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))) [2018-11-23 05:18:32,335 INFO L444 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (and .cse1 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-23 05:18:32,335 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 922) no Hoare annotation was computed. [2018-11-23 05:18:32,335 INFO L444 ceAbstractionStarter]: At program point L916-1(lines 908 923) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-23 05:18:32,335 INFO L448 ceAbstractionStarter]: For program point L879(lines 878 927) no Hoare annotation was computed. [2018-11-23 05:18:32,335 INFO L444 ceAbstractionStarter]: At program point L910(line 910) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 05:18:32,335 INFO L448 ceAbstractionStarter]: For program point L908(lines 908 923) no Hoare annotation was computed. [2018-11-23 05:18:32,335 INFO L444 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-23 05:18:32,335 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 868 935) no Hoare annotation was computed. [2018-11-23 05:18:32,335 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 904) no Hoare annotation was computed. [2018-11-23 05:18:32,336 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 727 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-23 05:18:32,336 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 727 734) no Hoare annotation was computed. [2018-11-23 05:18:32,336 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 727 734) no Hoare annotation was computed. [2018-11-23 05:18:32,336 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:18:32,336 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-23 05:18:32,336 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:18:32,336 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 735 751) no Hoare annotation was computed. [2018-11-23 05:18:32,336 INFO L444 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 (and (= activatePump_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-23 05:18:32,336 INFO L448 ceAbstractionStarter]: For program point L746-1(lines 735 751) no Hoare annotation was computed. [2018-11-23 05:18:32,336 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 735 751) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 05:18:32,336 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 748) no Hoare annotation was computed. [2018-11-23 05:18:32,337 INFO L444 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 05:18:32,337 INFO L448 ceAbstractionStarter]: For program point L740-1(line 740) no Hoare annotation was computed. [2018-11-23 05:18:32,337 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 816 834) no Hoare annotation was computed. [2018-11-23 05:18:32,337 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 829) no Hoare annotation was computed. [2018-11-23 05:18:32,337 INFO L451 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: true [2018-11-23 05:18:32,337 INFO L448 ceAbstractionStarter]: For program point L825-2(lines 825 829) no Hoare annotation was computed. [2018-11-23 05:18:32,337 INFO L448 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2018-11-23 05:18:32,337 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 816 834) the Hoare annotation is: true [2018-11-23 05:18:32,337 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 816 834) no Hoare annotation was computed. [2018-11-23 05:18:32,337 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-23 05:18:32,337 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse1 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse2 (= ~methaneLevelCritical~0 1)))) [2018-11-23 05:18:32,337 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-23 05:18:32,337 INFO L444 ceAbstractionStarter]: At program point L657(line 657) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and (not .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse1 .cse0) (or .cse5 .cse3 .cse4)))) [2018-11-23 05:18:32,337 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 644 667) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2018-11-23 05:18:32,337 INFO L444 ceAbstractionStarter]: At program point L655(lines 655 661) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse1 .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~pumpRunning~0))) (and (or (and (not .cse0) .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse6 .cse0 (<= 2 ~waterLevel~0) .cse4 .cse7) (or .cse5 .cse0 .cse7)))) [2018-11-23 05:18:32,337 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 644 667) no Hoare annotation was computed. [2018-11-23 05:18:32,337 INFO L444 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse3 .cse4) (or .cse1 .cse4))) [2018-11-23 05:18:32,337 INFO L448 ceAbstractionStarter]: For program point L648(lines 647 666) no Hoare annotation was computed. [2018-11-23 05:18:32,337 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 644 667) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2018-11-23 05:18:32,338 INFO L451 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2018-11-23 05:18:32,338 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L451 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: true [2018-11-23 05:18:32,338 INFO L451 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2018-11-23 05:18:32,338 INFO L448 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L451 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2018-11-23 05:18:32,338 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-23 05:18:32,338 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-23 05:18:32,338 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2018-11-23 05:18:32,338 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:18:32,338 INFO L444 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)) [2018-11-23 05:18:32,338 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 05:18:32,339 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:18:32,339 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2018-11-23 05:18:32,339 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: true [2018-11-23 05:18:32,339 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2018-11-23 05:18:32,339 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-23 05:18:32,339 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-23 05:18:32,339 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 05:18:32,339 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 859 866) no Hoare annotation was computed. [2018-11-23 05:18:32,339 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 859 866) the Hoare annotation is: true [2018-11-23 05:18:32,339 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 859 866) no Hoare annotation was computed. [2018-11-23 05:18:32,339 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2018-11-23 05:18:32,339 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 611 635) the Hoare annotation is: true [2018-11-23 05:18:32,339 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 611 635) no Hoare annotation was computed. [2018-11-23 05:18:32,340 INFO L444 ceAbstractionStarter]: At program point L625(line 625) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-11-23 05:18:32,340 INFO L448 ceAbstractionStarter]: For program point L623(lines 623 629) no Hoare annotation was computed. [2018-11-23 05:18:32,340 INFO L444 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-23 05:18:32,340 INFO L448 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2018-11-23 05:18:32,340 INFO L448 ceAbstractionStarter]: For program point L619(lines 619 632) no Hoare annotation was computed. [2018-11-23 05:18:32,340 INFO L448 ceAbstractionStarter]: For program point L619-1(lines 611 635) no Hoare annotation was computed. [2018-11-23 05:18:32,340 INFO L451 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: true [2018-11-23 05:18:32,340 INFO L448 ceAbstractionStarter]: For program point L617-1(line 617) no Hoare annotation was computed. [2018-11-23 05:18:32,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 05:18:32 BoogieIcfgContainer [2018-11-23 05:18:32,365 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 05:18:32,366 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:18:32,366 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:18:32,366 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:18:32,366 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:18:22" (3/4) ... [2018-11-23 05:18:32,369 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 05:18:32,373 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 05:18:32,373 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 05:18:32,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 05:18:32,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 05:18:32,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 05:18:32,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 05:18:32,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-23 05:18:32,380 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-23 05:18:32,380 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 05:18:32,381 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 05:18:32,381 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 05:18:32,381 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 05:18:32,381 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 05:18:32,382 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 05:18:32,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) [2018-11-23 05:18:32,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 05:18:32,431 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_79e2834f-61a2-404e-8f8a-492db82a7bfd/bin-2019/uautomizer/witness.graphml [2018-11-23 05:18:32,432 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:18:32,432 INFO L168 Benchmark]: Toolchain (without parser) took 10983.22 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 548.4 MB). Free memory was 956.4 MB in the beginning and 1.5 GB in the end (delta: -568.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:18:32,433 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:18:32,433 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -152.5 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-11-23 05:18:32,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:18:32,433 INFO L168 Benchmark]: Boogie Preprocessor took 31.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 05:18:32,433 INFO L168 Benchmark]: RCFGBuilder took 440.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 11.5 GB. [2018-11-23 05:18:32,434 INFO L168 Benchmark]: TraceAbstraction took 10063.05 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 425.7 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -478.7 MB). Peak memory consumption was 562.3 MB. Max. memory is 11.5 GB. [2018-11-23 05:18:32,434 INFO L168 Benchmark]: Witness Printer took 65.81 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 902.3 kB). Peak memory consumption was 902.3 kB. Max. memory is 11.5 GB. [2018-11-23 05:18:32,435 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 350.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -152.5 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 440.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10063.05 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 425.7 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -478.7 MB). Peak memory consumption was 562.3 MB. Max. memory is 11.5 GB. * Witness Printer took 65.81 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 902.3 kB). Peak memory consumption was 902.3 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: 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: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 153 locations, 1 error locations. SAFE Result, 10.0s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 3.7s AutomataDifference, 0.0s DeadEndRemovalTime, 3.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2213 SDtfs, 1752 SDslu, 7651 SDs, 0 SdLazy, 3475 SolverSat, 528 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 557 GetRequests, 446 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2231occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 523 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 5393 PreInvPairs, 5765 NumberOfFragments, 1635 HoareAnnotationTreeSize, 5393 FomulaSimplifications, 13051 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 65 FomulaSimplificationsInter, 28202 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1394 NumberOfCodeBlocks, 1394 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1380 ConstructedInterpolants, 0 QuantifiedInterpolants, 247502 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2526 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 211/219 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...