./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/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 e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 08:55:41,993 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:55:41,994 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:55:42,000 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:55:42,000 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:55:42,001 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:55:42,002 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:55:42,002 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:55:42,003 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:55:42,004 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:55:42,004 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:55:42,004 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:55:42,005 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:55:42,005 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:55:42,006 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:55:42,006 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:55:42,007 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:55:42,007 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:55:42,008 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:55:42,009 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:55:42,010 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:55:42,010 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:55:42,011 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:55:42,011 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:55:42,012 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:55:42,012 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:55:42,013 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:55:42,013 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:55:42,013 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:55:42,014 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:55:42,014 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:55:42,014 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:55:42,015 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:55:42,015 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:55:42,015 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:55:42,016 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:55:42,016 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 08:55:42,023 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:55:42,023 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:55:42,023 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:55:42,024 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 08:55:42,024 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 08:55:42,024 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 08:55:42,024 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 08:55:42,024 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:55:42,024 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:55:42,025 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 08:55:42,025 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:55:42,025 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:55:42,025 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 08:55:42,025 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:55:42,025 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 08:55:42,025 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:55:42,025 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 08:55:42,025 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 08:55:42,026 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 08:55:42,026 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:55:42,026 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 08:55:42,026 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:55:42,026 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 08:55:42,026 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 08:55:42,026 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:55:42,026 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:55:42,027 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 08:55:42,027 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 08:55:42,027 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:55:42,027 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 08:55:42,027 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_1e4841aa-1773-49cc-8dfc-287fc9bb875d/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 -> e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 [2018-12-02 08:55:42,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:55:42,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:55:42,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:55:42,057 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:55:42,058 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:55:42,058 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-12-02 08:55:42,100 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/data/2033914c5/be90bf86c251492e8608b32166e4d62e/FLAGa8090e83a [2018-12-02 08:55:42,504 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:55:42,504 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-12-02 08:55:42,511 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/data/2033914c5/be90bf86c251492e8608b32166e4d62e/FLAGa8090e83a [2018-12-02 08:55:42,519 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/data/2033914c5/be90bf86c251492e8608b32166e4d62e [2018-12-02 08:55:42,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:55:42,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 08:55:42,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:55:42,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:55:42,525 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:55:42,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:55:42" (1/1) ... [2018-12-02 08:55:42,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42, skipping insertion in model container [2018-12-02 08:55:42,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:55:42" (1/1) ... [2018-12-02 08:55:42,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:55:42,553 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:55:42,705 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:55:42,754 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:55:42,797 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:55:42,812 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:55:42,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42 WrapperNode [2018-12-02 08:55:42,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:55:42,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 08:55:42,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 08:55:42,813 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 08:55:42,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42" (1/1) ... [2018-12-02 08:55:42,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42" (1/1) ... [2018-12-02 08:55:42,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 08:55:42,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:55:42,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:55:42,834 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:55:42,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42" (1/1) ... [2018-12-02 08:55:42,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42" (1/1) ... [2018-12-02 08:55:42,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42" (1/1) ... [2018-12-02 08:55:42,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42" (1/1) ... [2018-12-02 08:55:42,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42" (1/1) ... [2018-12-02 08:55:42,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42" (1/1) ... [2018-12-02 08:55:42,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42" (1/1) ... [2018-12-02 08:55:42,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:55:42,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:55:42,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:55:42,857 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:55:42,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 08:55:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 08:55:42,890 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 08:55:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 08:55:42,890 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 08:55:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 08:55:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 08:55:42,890 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 08:55:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 08:55:42,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 08:55:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 08:55:42,891 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 08:55:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 08:55:42,891 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 08:55:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 08:55:42,891 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 08:55:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 08:55:42,891 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 08:55:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 08:55:42,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 08:55:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 08:55:42,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 08:55:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 08:55:42,892 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 08:55:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 08:55:42,892 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 08:55:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 08:55:42,892 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 08:55:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-02 08:55:42,892 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-02 08:55:42,893 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 08:55:42,893 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 08:55:42,893 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 08:55:42,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 08:55:42,893 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 08:55:42,893 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 08:55:42,893 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 08:55:42,893 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 08:55:42,893 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 08:55:42,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 08:55:42,894 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 08:55:42,894 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 08:55:42,894 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 08:55:42,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 08:55:42,894 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 08:55:42,894 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 08:55:42,894 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-12-02 08:55:42,895 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-12-02 08:55:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 08:55:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 08:55:42,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 08:55:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 08:55:42,895 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 08:55:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 08:55:42,895 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 08:55:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:55:42,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:55:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-12-02 08:55:42,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-12-02 08:55:43,205 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:55:43,206 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 08:55:43,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:55:43 BoogieIcfgContainer [2018-12-02 08:55:43,206 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:55:43,207 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 08:55:43,207 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 08:55:43,209 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 08:55:43,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:55:42" (1/3) ... [2018-12-02 08:55:43,210 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6561d953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:55:43, skipping insertion in model container [2018-12-02 08:55:43,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:42" (2/3) ... [2018-12-02 08:55:43,210 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6561d953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:55:43, skipping insertion in model container [2018-12-02 08:55:43,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:55:43" (3/3) ... [2018-12-02 08:55:43,212 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-12-02 08:55:43,219 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 08:55:43,223 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 08:55:43,232 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 08:55:43,250 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 08:55:43,250 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 08:55:43,250 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 08:55:43,250 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 08:55:43,250 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 08:55:43,251 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 08:55:43,251 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 08:55:43,251 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 08:55:43,251 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 08:55:43,268 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2018-12-02 08:55:43,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 08:55:43,275 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:55:43,275 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:55:43,277 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:55:43,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:55:43,281 INFO L82 PathProgramCache]: Analyzing trace with hash -462838774, now seen corresponding path program 1 times [2018-12-02 08:55:43,282 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:55:43,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:55:43,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:43,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:43,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:43,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:55:43,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:55:43,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 08:55:43,438 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 08:55:43,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 08:55:43,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 08:55:43,447 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2018-12-02 08:55:43,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:55:43,468 INFO L93 Difference]: Finished difference Result 268 states and 333 transitions. [2018-12-02 08:55:43,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 08:55:43,469 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-02 08:55:43,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:55:43,476 INFO L225 Difference]: With dead ends: 268 [2018-12-02 08:55:43,476 INFO L226 Difference]: Without dead ends: 134 [2018-12-02 08:55:43,478 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 08:55:43,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-12-02 08:55:43,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-12-02 08:55:43,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-12-02 08:55:43,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 158 transitions. [2018-12-02 08:55:43,507 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 158 transitions. Word has length 46 [2018-12-02 08:55:43,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:55:43,507 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 158 transitions. [2018-12-02 08:55:43,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 08:55:43,507 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 158 transitions. [2018-12-02 08:55:43,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 08:55:43,509 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:55:43,509 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:55:43,509 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:55:43,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:55:43,509 INFO L82 PathProgramCache]: Analyzing trace with hash 2015304629, now seen corresponding path program 1 times [2018-12-02 08:55:43,509 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:55:43,509 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:55:43,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:43,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:43,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:43,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:55:43,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:55:43,567 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 08:55:43,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 08:55:43,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 08:55:43,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 08:55:43,568 INFO L87 Difference]: Start difference. First operand 134 states and 158 transitions. Second operand 3 states. [2018-12-02 08:55:43,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:55:43,585 INFO L93 Difference]: Finished difference Result 213 states and 251 transitions. [2018-12-02 08:55:43,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 08:55:43,585 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-02 08:55:43,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:55:43,587 INFO L225 Difference]: With dead ends: 213 [2018-12-02 08:55:43,587 INFO L226 Difference]: Without dead ends: 125 [2018-12-02 08:55:43,588 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 08:55:43,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-12-02 08:55:43,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-12-02 08:55:43,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-12-02 08:55:43,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 146 transitions. [2018-12-02 08:55:43,599 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 146 transitions. Word has length 47 [2018-12-02 08:55:43,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:55:43,600 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 146 transitions. [2018-12-02 08:55:43,600 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 08:55:43,600 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 146 transitions. [2018-12-02 08:55:43,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 08:55:43,601 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:55:43,601 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:55:43,602 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:55:43,602 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:55:43,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1303312121, now seen corresponding path program 1 times [2018-12-02 08:55:43,602 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:55:43,602 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:55:43,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:43,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:43,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:43,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:55:43,691 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:55:43,691 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 08:55:43,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 08:55:43,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 08:55:43,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 08:55:43,692 INFO L87 Difference]: Start difference. First operand 125 states and 146 transitions. Second operand 7 states. [2018-12-02 08:55:43,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:55:43,854 INFO L93 Difference]: Finished difference Result 226 states and 269 transitions. [2018-12-02 08:55:43,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 08:55:43,855 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-12-02 08:55:43,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:55:43,856 INFO L225 Difference]: With dead ends: 226 [2018-12-02 08:55:43,856 INFO L226 Difference]: Without dead ends: 125 [2018-12-02 08:55:43,857 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 [2018-12-02 08:55:43,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-12-02 08:55:43,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-12-02 08:55:43,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-12-02 08:55:43,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 145 transitions. [2018-12-02 08:55:43,868 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 145 transitions. Word has length 52 [2018-12-02 08:55:43,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:55:43,868 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 145 transitions. [2018-12-02 08:55:43,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 08:55:43,869 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions. [2018-12-02 08:55:43,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 08:55:43,870 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:55:43,870 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:55:43,871 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:55:43,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:55:43,871 INFO L82 PathProgramCache]: Analyzing trace with hash 1281182978, now seen corresponding path program 1 times [2018-12-02 08:55:43,871 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:55:43,871 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:55:43,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:43,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:43,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:43,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:55:43,934 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:55:43,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 08:55:43,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 08:55:43,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 08:55:43,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 08:55:43,935 INFO L87 Difference]: Start difference. First operand 125 states and 145 transitions. Second operand 5 states. [2018-12-02 08:55:44,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:55:44,249 INFO L93 Difference]: Finished difference Result 332 states and 400 transitions. [2018-12-02 08:55:44,250 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 08:55:44,250 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2018-12-02 08:55:44,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:55:44,252 INFO L225 Difference]: With dead ends: 332 [2018-12-02 08:55:44,252 INFO L226 Difference]: Without dead ends: 231 [2018-12-02 08:55:44,253 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-02 08:55:44,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2018-12-02 08:55:44,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 212. [2018-12-02 08:55:44,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2018-12-02 08:55:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 241 transitions. [2018-12-02 08:55:44,276 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 241 transitions. Word has length 65 [2018-12-02 08:55:44,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:55:44,276 INFO L480 AbstractCegarLoop]: Abstraction has 212 states and 241 transitions. [2018-12-02 08:55:44,277 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 08:55:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 241 transitions. [2018-12-02 08:55:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 08:55:44,278 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:55:44,278 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:55:44,278 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:55:44,279 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:55:44,279 INFO L82 PathProgramCache]: Analyzing trace with hash -1711882229, now seen corresponding path program 1 times [2018-12-02 08:55:44,279 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:55:44,279 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:55:44,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:44,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:44,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:44,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:55:44,374 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:55:44,374 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 08:55:44,374 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 08:55:44,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 08:55:44,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 08:55:44,375 INFO L87 Difference]: Start difference. First operand 212 states and 241 transitions. Second operand 6 states. [2018-12-02 08:55:44,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:55:44,505 INFO L93 Difference]: Finished difference Result 573 states and 673 transitions. [2018-12-02 08:55:44,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 08:55:44,506 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2018-12-02 08:55:44,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:55:44,508 INFO L225 Difference]: With dead ends: 573 [2018-12-02 08:55:44,508 INFO L226 Difference]: Without dead ends: 385 [2018-12-02 08:55:44,509 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 08:55:44,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2018-12-02 08:55:44,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 379. [2018-12-02 08:55:44,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-12-02 08:55:44,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 432 transitions. [2018-12-02 08:55:44,530 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 432 transitions. Word has length 79 [2018-12-02 08:55:44,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:55:44,530 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 432 transitions. [2018-12-02 08:55:44,530 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 08:55:44,530 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 432 transitions. [2018-12-02 08:55:44,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 08:55:44,531 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:55:44,531 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:55:44,531 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:55:44,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:55:44,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1794398575, now seen corresponding path program 1 times [2018-12-02 08:55:44,532 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:55:44,532 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:55:44,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:44,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:44,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:44,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:55:44,591 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:55:44,591 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 08:55:44,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 08:55:44,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 08:55:44,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 08:55:44,592 INFO L87 Difference]: Start difference. First operand 379 states and 432 transitions. Second operand 7 states. [2018-12-02 08:55:44,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:55:44,891 INFO L93 Difference]: Finished difference Result 414 states and 486 transitions. [2018-12-02 08:55:44,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 08:55:44,891 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 83 [2018-12-02 08:55:44,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:55:44,893 INFO L225 Difference]: With dead ends: 414 [2018-12-02 08:55:44,893 INFO L226 Difference]: Without dead ends: 411 [2018-12-02 08:55:44,894 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-02 08:55:44,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2018-12-02 08:55:44,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 379. [2018-12-02 08:55:44,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-12-02 08:55:44,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 431 transitions. [2018-12-02 08:55:44,918 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 431 transitions. Word has length 83 [2018-12-02 08:55:44,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:55:44,918 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 431 transitions. [2018-12-02 08:55:44,918 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 08:55:44,918 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 431 transitions. [2018-12-02 08:55:44,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 08:55:44,920 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:55:44,920 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] [2018-12-02 08:55:44,920 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:55:44,921 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:55:44,921 INFO L82 PathProgramCache]: Analyzing trace with hash -734701378, now seen corresponding path program 1 times [2018-12-02 08:55:44,921 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:55:44,921 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:55:44,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:44,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:44,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:44,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 08:55:44,980 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:55:44,980 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 08:55:44,980 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 08:55:44,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 08:55:44,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 08:55:44,981 INFO L87 Difference]: Start difference. First operand 379 states and 431 transitions. Second operand 6 states. [2018-12-02 08:55:45,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:55:45,003 INFO L93 Difference]: Finished difference Result 748 states and 870 transitions. [2018-12-02 08:55:45,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 08:55:45,004 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-12-02 08:55:45,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:55:45,005 INFO L225 Difference]: With dead ends: 748 [2018-12-02 08:55:45,005 INFO L226 Difference]: Without dead ends: 393 [2018-12-02 08:55:45,006 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 08:55:45,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-12-02 08:55:45,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 389. [2018-12-02 08:55:45,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2018-12-02 08:55:45,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 441 transitions. [2018-12-02 08:55:45,018 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 441 transitions. Word has length 99 [2018-12-02 08:55:45,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:55:45,019 INFO L480 AbstractCegarLoop]: Abstraction has 389 states and 441 transitions. [2018-12-02 08:55:45,019 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 08:55:45,019 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 441 transitions. [2018-12-02 08:55:45,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 08:55:45,019 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:55:45,020 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] [2018-12-02 08:55:45,020 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:55:45,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:55:45,020 INFO L82 PathProgramCache]: Analyzing trace with hash 158784960, now seen corresponding path program 1 times [2018-12-02 08:55:45,020 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:55:45,020 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:55:45,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:45,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:45,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 08:55:45,071 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:55:45,071 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 08:55:45,071 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 08:55:45,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 08:55:45,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 08:55:45,072 INFO L87 Difference]: Start difference. First operand 389 states and 441 transitions. Second operand 8 states. [2018-12-02 08:55:45,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:55:45,103 INFO L93 Difference]: Finished difference Result 768 states and 892 transitions. [2018-12-02 08:55:45,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 08:55:45,103 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-12-02 08:55:45,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:55:45,105 INFO L225 Difference]: With dead ends: 768 [2018-12-02 08:55:45,105 INFO L226 Difference]: Without dead ends: 403 [2018-12-02 08:55:45,106 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 08:55:45,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2018-12-02 08:55:45,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 397. [2018-12-02 08:55:45,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2018-12-02 08:55:45,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 449 transitions. [2018-12-02 08:55:45,123 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 449 transitions. Word has length 99 [2018-12-02 08:55:45,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:55:45,123 INFO L480 AbstractCegarLoop]: Abstraction has 397 states and 449 transitions. [2018-12-02 08:55:45,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 08:55:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 449 transitions. [2018-12-02 08:55:45,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 08:55:45,125 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:55:45,125 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] [2018-12-02 08:55:45,125 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:55:45,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:55:45,125 INFO L82 PathProgramCache]: Analyzing trace with hash 151025601, now seen corresponding path program 1 times [2018-12-02 08:55:45,125 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:55:45,125 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:55:45,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:45,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:45,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:45,174 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 08:55:45,175 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:55:45,175 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 08:55:45,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 08:55:45,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 08:55:45,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 08:55:45,175 INFO L87 Difference]: Start difference. First operand 397 states and 449 transitions. Second operand 4 states. [2018-12-02 08:55:45,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:55:45,316 INFO L93 Difference]: Finished difference Result 1179 states and 1402 transitions. [2018-12-02 08:55:45,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 08:55:45,316 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-12-02 08:55:45,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:55:45,318 INFO L225 Difference]: With dead ends: 1179 [2018-12-02 08:55:45,318 INFO L226 Difference]: Without dead ends: 806 [2018-12-02 08:55:45,319 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 08:55:45,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2018-12-02 08:55:45,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 791. [2018-12-02 08:55:45,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2018-12-02 08:55:45,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 921 transitions. [2018-12-02 08:55:45,342 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 921 transitions. Word has length 99 [2018-12-02 08:55:45,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:55:45,343 INFO L480 AbstractCegarLoop]: Abstraction has 791 states and 921 transitions. [2018-12-02 08:55:45,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 08:55:45,343 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 921 transitions. [2018-12-02 08:55:45,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 08:55:45,344 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:55:45,344 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] [2018-12-02 08:55:45,344 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:55:45,344 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:55:45,344 INFO L82 PathProgramCache]: Analyzing trace with hash 291684775, now seen corresponding path program 1 times [2018-12-02 08:55:45,344 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:55:45,344 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:55:45,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:45,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:45,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 08:55:45,429 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:55:45,429 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 08:55:45,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:45,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:55:45,625 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:55:45,652 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 08:55:45,652 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-02 08:55:45,652 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-02 08:55:45,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-02 08:55:45,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-02 08:55:45,653 INFO L87 Difference]: Start difference. First operand 791 states and 921 transitions. Second operand 19 states. [2018-12-02 08:55:46,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:55:46,172 INFO L93 Difference]: Finished difference Result 1528 states and 1799 transitions. [2018-12-02 08:55:46,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 08:55:46,173 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-12-02 08:55:46,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:55:46,176 INFO L225 Difference]: With dead ends: 1528 [2018-12-02 08:55:46,176 INFO L226 Difference]: Without dead ends: 761 [2018-12-02 08:55:46,178 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 [2018-12-02 08:55:46,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2018-12-02 08:55:46,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 761. [2018-12-02 08:55:46,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 761 states. [2018-12-02 08:55:46,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 872 transitions. [2018-12-02 08:55:46,226 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 872 transitions. Word has length 103 [2018-12-02 08:55:46,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:55:46,226 INFO L480 AbstractCegarLoop]: Abstraction has 761 states and 872 transitions. [2018-12-02 08:55:46,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-02 08:55:46,226 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 872 transitions. [2018-12-02 08:55:46,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 08:55:46,228 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:55:46,228 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] [2018-12-02 08:55:46,228 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:55:46,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:55:46,228 INFO L82 PathProgramCache]: Analyzing trace with hash -503372183, now seen corresponding path program 1 times [2018-12-02 08:55:46,228 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 08:55:46,228 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 08:55:46,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:46,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:46,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:55:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:46,316 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 08:55:46,316 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:55:46,316 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 08:55:46,323 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:55:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:55:46,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:55:46,518 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 08:55:46,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 08:55:46,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-02 08:55:46,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-02 08:55:46,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-02 08:55:46,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-02 08:55:46,535 INFO L87 Difference]: Start difference. First operand 761 states and 872 transitions. Second operand 19 states. [2018-12-02 08:55:47,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:55:47,077 INFO L93 Difference]: Finished difference Result 1273 states and 1480 transitions. [2018-12-02 08:55:47,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 08:55:47,077 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 155 [2018-12-02 08:55:47,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:55:47,078 INFO L225 Difference]: With dead ends: 1273 [2018-12-02 08:55:47,078 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 08:55:47,081 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-02 08:55:47,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 08:55:47,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 08:55:47,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 08:55:47,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 08:55:47,082 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-12-02 08:55:47,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:55:47,082 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 08:55:47,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-02 08:55:47,082 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 08:55:47,082 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 08:55:47,086 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 08:55:47,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:55:47,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:55:47,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:55:47,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:55:47,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:55:47,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:55:47,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:55:47,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:55:47,673 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2018-12-02 08:55:48,433 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2018-12-02 08:55:48,741 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 441 447) the Hoare annotation is: true [2018-12-02 08:55:48,741 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 441 447) no Hoare annotation was computed. [2018-12-02 08:55:48,741 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 448 456) no Hoare annotation was computed. [2018-12-02 08:55:48,741 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 448 456) the Hoare annotation is: true [2018-12-02 08:55:48,741 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 448 456) no Hoare annotation was computed. [2018-12-02 08:55:48,742 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 399 421) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:55:48,742 INFO L444 ceAbstractionStarter]: At program point L411(line 411) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~5 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:55:48,742 INFO L444 ceAbstractionStarter]: At program point L411-1(line 411) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~5 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:55:48,742 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 416) no Hoare annotation was computed. [2018-12-02 08:55:48,742 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 399 421) no Hoare annotation was computed. [2018-12-02 08:55:48,742 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 409 416) no Hoare annotation was computed. [2018-12-02 08:55:48,742 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-12-02 08:55:48,742 INFO L444 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:55:48,742 INFO L444 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:55:48,742 INFO L444 ceAbstractionStarter]: At program point L405-1(line 405) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:55:48,742 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 399 421) no Hoare annotation was computed. [2018-12-02 08:55:48,742 INFO L448 ceAbstractionStarter]: For program point L162-1(line 162) no Hoare annotation was computed. [2018-12-02 08:55:48,742 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 177) no Hoare annotation was computed. [2018-12-02 08:55:48,742 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 156 180) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 08:55:48,743 INFO L444 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-12-02 08:55:48,743 INFO L448 ceAbstractionStarter]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2018-12-02 08:55:48,743 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 156 180) no Hoare annotation was computed. [2018-12-02 08:55:48,743 INFO L444 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0 .cse3))) [2018-12-02 08:55:48,743 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse0 .cse1)))) [2018-12-02 08:55:48,743 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 172) no Hoare annotation was computed. [2018-12-02 08:55:48,743 INFO L444 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0))) [2018-12-02 08:55:48,743 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 251 259) no Hoare annotation was computed. [2018-12-02 08:55:48,743 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 251 259) the Hoare annotation is: true [2018-12-02 08:55:48,743 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 251 259) no Hoare annotation was computed. [2018-12-02 08:55:48,743 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 434 440) no Hoare annotation was computed. [2018-12-02 08:55:48,743 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 434 440) the Hoare annotation is: true [2018-12-02 08:55:48,743 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 386 395) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:55:48,743 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 386 395) no Hoare annotation was computed. [2018-12-02 08:55:48,743 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 386 395) no Hoare annotation was computed. [2018-12-02 08:55:48,743 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 240 250) the Hoare annotation is: true [2018-12-02 08:55:48,743 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 240 250) no Hoare annotation was computed. [2018-12-02 08:55:48,743 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 240 250) no Hoare annotation was computed. [2018-12-02 08:55:48,744 INFO L451 ceAbstractionStarter]: At program point L245(line 245) the Hoare annotation is: true [2018-12-02 08:55:48,744 INFO L448 ceAbstractionStarter]: For program point L245-1(line 245) no Hoare annotation was computed. [2018-12-02 08:55:48,744 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 232 239) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (= 0 |old(~pumpRunning~0)|)) [2018-12-02 08:55:48,744 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 232 239) no Hoare annotation was computed. [2018-12-02 08:55:48,744 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 232 239) no Hoare annotation was computed. [2018-12-02 08:55:48,744 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-12-02 08:55:48,744 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 573 586) no Hoare annotation was computed. [2018-12-02 08:55:48,744 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 573 586) the Hoare annotation is: true [2018-12-02 08:55:48,744 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 573 586) no Hoare annotation was computed. [2018-12-02 08:55:48,744 INFO L444 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 08:55:48,744 INFO L448 ceAbstractionStarter]: For program point L190(lines 190 198) no Hoare annotation was computed. [2018-12-02 08:55:48,744 INFO L444 ceAbstractionStarter]: At program point L188(line 188) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-12-02 08:55:48,744 INFO L448 ceAbstractionStarter]: For program point L188-1(line 188) no Hoare annotation was computed. [2018-12-02 08:55:48,744 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 203) no Hoare annotation was computed. [2018-12-02 08:55:48,744 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 182 206) no Hoare annotation was computed. [2018-12-02 08:55:48,744 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 182 206) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 08:55:48,744 INFO L444 ceAbstractionStarter]: At program point L201(line 201) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse0) (or .cse4 .cse0 .cse2))) [2018-12-02 08:55:48,744 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 182 206) no Hoare annotation was computed. [2018-12-02 08:55:48,745 INFO L444 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-12-02 08:55:48,745 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2018-12-02 08:55:48,745 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2018-12-02 08:55:48,745 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:55:48,745 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2018-12-02 08:55:48,745 INFO L444 ceAbstractionStarter]: At program point L93-2(lines 85 98) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-12-02 08:55:48,745 INFO L448 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-12-02 08:55:48,745 INFO L444 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-12-02 08:55:48,745 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-12-02 08:55:48,745 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-12-02 08:55:48,745 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-12-02 08:55:48,745 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-12-02 08:55:48,745 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-12-02 08:55:48,745 INFO L444 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-12-02 08:55:48,745 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (and (= 0 ~pumpRunning~0) .cse0 .cse1) (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-12-02 08:55:48,745 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-12-02 08:55:48,745 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L444 ceAbstractionStarter]: At program point L103(lines 54 104) 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))) [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 207 214) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 207 214) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 207 214) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point L226-1(lines 215 231) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L444 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 215 231) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point L220-1(line 220) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 215 231) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-12-02 08:55:48,746 INFO L444 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 309) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 296 314) no Hoare annotation was computed. [2018-12-02 08:55:48,746 INFO L451 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: true [2018-12-02 08:55:48,746 INFO L448 ceAbstractionStarter]: For program point L305-2(lines 305 309) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point L303-1(line 303) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 296 314) the Hoare annotation is: true [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 296 314) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 520 531) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point L524-1(lines 520 531) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 520 531) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 532 540) the Hoare annotation is: true [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 532 540) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 532 540) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 325 354) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L451 ceAbstractionStarter]: At program point L350(lines 325 354) the Hoare annotation is: true [2018-12-02 08:55:48,747 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 325 354) the Hoare annotation is: true [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point L346(line 346) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L451 ceAbstractionStarter]: At program point L339-1(lines 339 343) the Hoare annotation is: true [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point L336(line 336) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L451 ceAbstractionStarter]: At program point L335-2(lines 335 349) the Hoare annotation is: true [2018-12-02 08:55:48,747 INFO L451 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: true [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L448 ceAbstractionStarter]: For program point L128(lines 127 146) no Hoare annotation was computed. [2018-12-02 08:55:48,747 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse1)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse7 .cse2 .cse8) (or .cse0 .cse2 .cse7) (or .cse4 .cse5 .cse2 .cse6 .cse8) (or .cse1 .cse2 .cse3 .cse8)))) [2018-12-02 08:55:48,748 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2018-12-02 08:55:48,748 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse1 .cse3 .cse7 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse3 .cse8 .cse7) (or .cse0 .cse8 .cse3)))) [2018-12-02 08:55:48,748 INFO L444 ceAbstractionStarter]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse6 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse6 .cse3 .cse1 .cse7) (or .cse0 (= 0 ~pumpRunning~0) .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 .cse7)))) [2018-12-02 08:55:48,748 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2018-12-02 08:55:48,748 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse1 (and (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-12-02 08:55:48,748 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 496 507) the Hoare annotation is: true [2018-12-02 08:55:48,748 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 496 507) no Hoare annotation was computed. [2018-12-02 08:55:48,748 INFO L448 ceAbstractionStarter]: For program point L500-1(lines 496 507) no Hoare annotation was computed. [2018-12-02 08:55:48,748 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 379 385) no Hoare annotation was computed. [2018-12-02 08:55:48,748 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 379 385) the Hoare annotation is: true [2018-12-02 08:55:48,748 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 08:55:48,748 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)) [2018-12-02 08:55:48,748 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 08:55:48,748 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 08:55:48,748 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 315 322) no Hoare annotation was computed. [2018-12-02 08:55:48,748 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 315 322) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 1)) (.cse0 (not (= |old(~systemActive~0)| 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 08:55:48,748 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 315 322) no Hoare annotation was computed. [2018-12-02 08:55:48,748 INFO L448 ceAbstractionStarter]: For program point L512-1(lines 508 519) no Hoare annotation was computed. [2018-12-02 08:55:48,748 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 508 519) no Hoare annotation was computed. [2018-12-02 08:55:48,749 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 508 519) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-12-02 08:55:48,749 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 458 465) no Hoare annotation was computed. [2018-12-02 08:55:48,749 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 462) no Hoare annotation was computed. [2018-12-02 08:55:48,749 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 458 465) the Hoare annotation is: true [2018-12-02 08:55:48,749 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 458 465) no Hoare annotation was computed. [2018-12-02 08:55:48,749 INFO L444 ceAbstractionStarter]: At program point L481(line 481) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 08:55:48,749 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 485) no Hoare annotation was computed. [2018-12-02 08:55:48,749 INFO L444 ceAbstractionStarter]: At program point L477(line 477) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-02 08:55:48,749 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 467 491) the Hoare annotation is: true [2018-12-02 08:55:48,749 INFO L448 ceAbstractionStarter]: For program point L477-1(line 477) no Hoare annotation was computed. [2018-12-02 08:55:48,749 INFO L448 ceAbstractionStarter]: For program point L475(lines 475 488) no Hoare annotation was computed. [2018-12-02 08:55:48,749 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 467 491) no Hoare annotation was computed. [2018-12-02 08:55:48,749 INFO L451 ceAbstractionStarter]: At program point L473(line 473) the Hoare annotation is: true [2018-12-02 08:55:48,749 INFO L448 ceAbstractionStarter]: For program point L473-1(line 473) no Hoare annotation was computed. [2018-12-02 08:55:48,749 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 467 491) no Hoare annotation was computed. [2018-12-02 08:55:48,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:55:48 BoogieIcfgContainer [2018-12-02 08:55:48,758 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 08:55:48,758 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:55:48,758 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:55:48,759 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:55:48,759 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:55:43" (3/4) ... [2018-12-02 08:55:48,762 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 08:55:48,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 08:55:48,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 08:55:48,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 08:55:48,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-02 08:55:48,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 08:55:48,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 08:55:48,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 08:55:48,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 08:55:48,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 08:55:48,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 08:55:48,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 08:55:48,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-12-02 08:55:48,774 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-02 08:55:48,774 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 08:55:48,774 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 08:55:48,775 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 08:55:48,775 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 08:55:48,775 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 08:55:48,793 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) [2018-12-02 08:55:48,793 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 08:55:48,822 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1e4841aa-1773-49cc-8dfc-287fc9bb875d/bin-2019/uautomizer/witness.graphml [2018-12-02 08:55:48,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:55:48,823 INFO L168 Benchmark]: Toolchain (without parser) took 6301.12 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 234.4 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -120.4 MB). Peak memory consumption was 113.9 MB. Max. memory is 11.5 GB. [2018-12-02 08:55:48,823 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:55:48,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -154.0 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. [2018-12-02 08:55:48,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.27 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:55:48,824 INFO L168 Benchmark]: Boogie Preprocessor took 23.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 08:55:48,824 INFO L168 Benchmark]: RCFGBuilder took 349.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. [2018-12-02 08:55:48,824 INFO L168 Benchmark]: TraceAbstraction took 5551.50 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 118.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -26.4 MB). Peak memory consumption was 348.9 MB. Max. memory is 11.5 GB. [2018-12-02 08:55:48,825 INFO L168 Benchmark]: Witness Printer took 63.81 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. [2018-12-02 08:55:48,826 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 290.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -154.0 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.27 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 349.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5551.50 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 118.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -26.4 MB). Peak memory consumption was 348.9 MB. Max. memory is 11.5 GB. * Witness Printer took 63.81 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 462]: 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: 54]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 147 locations, 1 error locations. SAFE Result, 5.5s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1908 SDtfs, 1340 SDslu, 6967 SDs, 0 SdLazy, 3055 SolverSat, 340 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 404 GetRequests, 295 SyntacticMatches, 3 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=791occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 82 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1549 PreInvPairs, 1643 NumberOfFragments, 1524 HoareAnnotationTreeSize, 1549 FomulaSimplifications, 2549 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 62 FomulaSimplificationsInter, 6585 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1185 NumberOfCodeBlocks, 1185 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1172 ConstructedInterpolants, 0 QuantifiedInterpolants, 193070 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1634 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 109/113 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...