./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product64_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_0146759b-6639-4a39-a7a6-692e849aa093/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product64_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/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 73819447b87648cd463b03989cd8839b460fd303 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:15:37,930 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:15:37,931 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:15:37,937 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:15:37,937 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:15:37,937 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:15:37,938 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:15:37,939 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:15:37,939 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:15:37,940 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:15:37,940 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:15:37,940 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:15:37,941 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:15:37,941 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:15:37,942 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:15:37,942 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:15:37,943 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:15:37,943 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:15:37,944 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:15:37,945 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:15:37,946 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:15:37,946 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:15:37,947 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:15:37,947 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:15:37,948 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:15:37,948 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:15:37,948 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:15:37,949 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:15:37,949 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:15:37,950 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:15:37,950 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:15:37,950 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:15:37,950 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:15:37,950 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:15:37,951 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:15:37,951 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:15:37,951 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 14:15:37,958 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:15:37,959 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:15:37,959 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:15:37,959 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:15:37,959 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:15:37,960 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:15:37,960 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 14:15:37,960 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:15:37,960 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:15:37,960 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:15:37,960 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:15:37,960 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:15:37,960 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:15:37,960 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:15:37,960 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:15:37,960 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:15:37,961 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:15:37,961 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:15:37,961 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:15:37,961 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:15:37,961 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:15:37,961 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:15:37,961 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:15:37,961 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:15:37,961 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:15:37,961 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:15:37,962 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:15:37,962 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 14:15:37,962 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:15:37,962 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:15:37,962 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_0146759b-6639-4a39-a7a6-692e849aa093/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 -> 73819447b87648cd463b03989cd8839b460fd303 [2018-12-02 14:15:37,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:15:37,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:15:37,988 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:15:37,989 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:15:37,989 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:15:37,989 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product64_true-unreach-call_false-termination.cil.c [2018-12-02 14:15:38,024 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/bin-2019/uautomizer/data/4a6fa1e32/e1794946613e451ea6e53555bb1b9e32/FLAG16e57fea4 [2018-12-02 14:15:38,487 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:15:38,487 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/sv-benchmarks/c/product-lines/minepump_spec2_product64_true-unreach-call_false-termination.cil.c [2018-12-02 14:15:38,494 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/bin-2019/uautomizer/data/4a6fa1e32/e1794946613e451ea6e53555bb1b9e32/FLAG16e57fea4 [2018-12-02 14:15:38,502 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/bin-2019/uautomizer/data/4a6fa1e32/e1794946613e451ea6e53555bb1b9e32 [2018-12-02 14:15:38,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:15:38,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:15:38,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:15:38,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:15:38,507 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:15:38,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:15:38" (1/1) ... [2018-12-02 14:15:38,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d622ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38, skipping insertion in model container [2018-12-02 14:15:38,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:15:38" (1/1) ... [2018-12-02 14:15:38,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:15:38,543 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:15:38,734 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:15:38,786 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:15:38,830 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:15:38,846 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:15:38,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38 WrapperNode [2018-12-02 14:15:38,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:15:38,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:15:38,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:15:38,847 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:15:38,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38" (1/1) ... [2018-12-02 14:15:38,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38" (1/1) ... [2018-12-02 14:15:38,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:15:38,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:15:38,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:15:38,867 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:15:38,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38" (1/1) ... [2018-12-02 14:15:38,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38" (1/1) ... [2018-12-02 14:15:38,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38" (1/1) ... [2018-12-02 14:15:38,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38" (1/1) ... [2018-12-02 14:15:38,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38" (1/1) ... [2018-12-02 14:15:38,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38" (1/1) ... [2018-12-02 14:15:38,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38" (1/1) ... [2018-12-02 14:15:38,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:15:38,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:15:38,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:15:38,889 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:15:38,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/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 14:15:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 14:15:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 14:15:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 14:15:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 14:15:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-02 14:15:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-02 14:15:38,928 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-02 14:15:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-02 14:15:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:15:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 14:15:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 14:15:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 14:15:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 14:15:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 14:15:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 14:15:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 14:15:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 14:15:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 14:15:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 14:15:38,929 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-02 14:15:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-02 14:15:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-02 14:15:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-02 14:15:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-12-02 14:15:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-12-02 14:15:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-12-02 14:15:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-12-02 14:15:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 14:15:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 14:15:38,930 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 14:15:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 14:15:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 14:15:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 14:15:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 14:15:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 14:15:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 14:15:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 14:15:38,931 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 14:15:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 14:15:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-02 14:15:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-02 14:15:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 14:15:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 14:15:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 14:15:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 14:15:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 14:15:38,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 14:15:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 14:15:38,933 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 14:15:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 14:15:38,933 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 14:15:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 14:15:38,933 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 14:15:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 14:15:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 14:15:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 14:15:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 14:15:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 14:15:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 14:15:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 14:15:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 14:15:38,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 14:15:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 14:15:38,935 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 14:15:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 14:15:38,935 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 14:15:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:15:38,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:15:39,214 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:15:39,214 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 14:15:39,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:15:39 BoogieIcfgContainer [2018-12-02 14:15:39,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:15:39,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 14:15:39,215 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 14:15:39,217 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 14:15:39,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:15:38" (1/3) ... [2018-12-02 14:15:39,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50842d05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:15:39, skipping insertion in model container [2018-12-02 14:15:39,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:15:38" (2/3) ... [2018-12-02 14:15:39,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50842d05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:15:39, skipping insertion in model container [2018-12-02 14:15:39,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:15:39" (3/3) ... [2018-12-02 14:15:39,219 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64_true-unreach-call_false-termination.cil.c [2018-12-02 14:15:39,225 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 14:15:39,230 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 14:15:39,239 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 14:15:39,258 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 14:15:39,258 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 14:15:39,258 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 14:15:39,258 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 14:15:39,258 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 14:15:39,258 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 14:15:39,258 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 14:15:39,258 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 14:15:39,258 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 14:15:39,271 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2018-12-02 14:15:39,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 14:15:39,276 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:15:39,276 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] [2018-12-02 14:15:39,278 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:15:39,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:15:39,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1192230650, now seen corresponding path program 1 times [2018-12-02 14:15:39,282 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:15:39,283 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:15:39,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:39,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:39,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:15:39,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:15:39,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 14:15:39,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 14:15:39,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 14:15:39,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 14:15:39,433 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 2 states. [2018-12-02 14:15:39,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:15:39,458 INFO L93 Difference]: Finished difference Result 326 states and 407 transitions. [2018-12-02 14:15:39,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 14:15:39,459 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-12-02 14:15:39,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:15:39,467 INFO L225 Difference]: With dead ends: 326 [2018-12-02 14:15:39,467 INFO L226 Difference]: Without dead ends: 165 [2018-12-02 14:15:39,470 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 14:15:39,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-12-02 14:15:39,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-12-02 14:15:39,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-12-02 14:15:39,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 197 transitions. [2018-12-02 14:15:39,502 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 197 transitions. Word has length 51 [2018-12-02 14:15:39,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:15:39,503 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 197 transitions. [2018-12-02 14:15:39,503 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 14:15:39,503 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 197 transitions. [2018-12-02 14:15:39,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 14:15:39,504 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:15:39,505 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 14:15:39,505 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:15:39,505 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:15:39,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1373710090, now seen corresponding path program 1 times [2018-12-02 14:15:39,505 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:15:39,505 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:15:39,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:39,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:39,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:39,555 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 14:15:39,556 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:15:39,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 14:15:39,557 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 14:15:39,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 14:15:39,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 14:15:39,557 INFO L87 Difference]: Start difference. First operand 165 states and 197 transitions. Second operand 3 states. [2018-12-02 14:15:39,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:15:39,575 INFO L93 Difference]: Finished difference Result 265 states and 317 transitions. [2018-12-02 14:15:39,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 14:15:39,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-02 14:15:39,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:15:39,577 INFO L225 Difference]: With dead ends: 265 [2018-12-02 14:15:39,577 INFO L226 Difference]: Without dead ends: 156 [2018-12-02 14:15:39,578 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 14:15:39,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-12-02 14:15:39,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2018-12-02 14:15:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-12-02 14:15:39,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 185 transitions. [2018-12-02 14:15:39,587 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 185 transitions. Word has length 52 [2018-12-02 14:15:39,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:15:39,587 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 185 transitions. [2018-12-02 14:15:39,587 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 14:15:39,587 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 185 transitions. [2018-12-02 14:15:39,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 14:15:39,588 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:15:39,588 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:15:39,588 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:15:39,589 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:15:39,589 INFO L82 PathProgramCache]: Analyzing trace with hash 1939487040, now seen corresponding path program 1 times [2018-12-02 14:15:39,589 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:15:39,589 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:15:39,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:39,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:39,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:39,660 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 14:15:39,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:15:39,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 14:15:39,661 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 14:15:39,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 14:15:39,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 14:15:39,662 INFO L87 Difference]: Start difference. First operand 156 states and 185 transitions. Second operand 7 states. [2018-12-02 14:15:39,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:15:39,968 INFO L93 Difference]: Finished difference Result 463 states and 569 transitions. [2018-12-02 14:15:39,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:15:39,968 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-12-02 14:15:39,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:15:39,971 INFO L225 Difference]: With dead ends: 463 [2018-12-02 14:15:39,971 INFO L226 Difference]: Without dead ends: 335 [2018-12-02 14:15:39,972 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 14:15:39,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2018-12-02 14:15:39,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 323. [2018-12-02 14:15:40,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2018-12-02 14:15:40,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 396 transitions. [2018-12-02 14:15:40,002 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 396 transitions. Word has length 57 [2018-12-02 14:15:40,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:15:40,002 INFO L480 AbstractCegarLoop]: Abstraction has 323 states and 396 transitions. [2018-12-02 14:15:40,003 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 14:15:40,003 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 396 transitions. [2018-12-02 14:15:40,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 14:15:40,005 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:15:40,005 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] [2018-12-02 14:15:40,005 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:15:40,006 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:15:40,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1739409695, now seen corresponding path program 1 times [2018-12-02 14:15:40,006 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:15:40,006 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:15:40,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:40,007 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:40,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:40,084 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 14:15:40,084 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:15:40,085 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:15:40,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:15:40,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:15:40,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:15:40,086 INFO L87 Difference]: Start difference. First operand 323 states and 396 transitions. Second operand 6 states. [2018-12-02 14:15:40,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:15:40,229 INFO L93 Difference]: Finished difference Result 895 states and 1122 transitions. [2018-12-02 14:15:40,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 14:15:40,229 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-12-02 14:15:40,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:15:40,231 INFO L225 Difference]: With dead ends: 895 [2018-12-02 14:15:40,231 INFO L226 Difference]: Without dead ends: 600 [2018-12-02 14:15:40,233 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 14:15:40,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-12-02 14:15:40,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 594. [2018-12-02 14:15:40,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2018-12-02 14:15:40,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 732 transitions. [2018-12-02 14:15:40,270 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 732 transitions. Word has length 62 [2018-12-02 14:15:40,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:15:40,270 INFO L480 AbstractCegarLoop]: Abstraction has 594 states and 732 transitions. [2018-12-02 14:15:40,270 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:15:40,270 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 732 transitions. [2018-12-02 14:15:40,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 14:15:40,273 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:15:40,273 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] [2018-12-02 14:15:40,273 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:15:40,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:15:40,273 INFO L82 PathProgramCache]: Analyzing trace with hash 220622011, now seen corresponding path program 1 times [2018-12-02 14:15:40,273 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:15:40,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:15:40,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:40,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:40,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:40,356 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 14:15:40,356 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:15:40,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 14:15:40,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 14:15:40,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 14:15:40,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 14:15:40,357 INFO L87 Difference]: Start difference. First operand 594 states and 732 transitions. Second operand 7 states. [2018-12-02 14:15:40,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:15:40,728 INFO L93 Difference]: Finished difference Result 1547 states and 2026 transitions. [2018-12-02 14:15:40,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 14:15:40,728 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-12-02 14:15:40,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:15:40,731 INFO L225 Difference]: With dead ends: 1547 [2018-12-02 14:15:40,732 INFO L226 Difference]: Without dead ends: 981 [2018-12-02 14:15:40,733 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-02 14:15:40,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2018-12-02 14:15:40,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 883. [2018-12-02 14:15:40,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 883 states. [2018-12-02 14:15:40,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 883 states and 1071 transitions. [2018-12-02 14:15:40,764 INFO L78 Accepts]: Start accepts. Automaton has 883 states and 1071 transitions. Word has length 66 [2018-12-02 14:15:40,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:15:40,765 INFO L480 AbstractCegarLoop]: Abstraction has 883 states and 1071 transitions. [2018-12-02 14:15:40,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 14:15:40,765 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1071 transitions. [2018-12-02 14:15:40,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 14:15:40,766 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:15:40,767 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, 1, 1, 1, 1, 1, 1] [2018-12-02 14:15:40,767 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:15:40,767 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:15:40,767 INFO L82 PathProgramCache]: Analyzing trace with hash 1348023676, now seen corresponding path program 1 times [2018-12-02 14:15:40,767 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:15:40,767 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:15:40,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:40,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:40,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:40,810 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 14:15:40,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:15:40,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:15:40,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:15:40,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:15:40,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:15:40,811 INFO L87 Difference]: Start difference. First operand 883 states and 1071 transitions. Second operand 6 states. [2018-12-02 14:15:40,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:15:40,846 INFO L93 Difference]: Finished difference Result 1766 states and 2218 transitions. [2018-12-02 14:15:40,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 14:15:40,846 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 109 [2018-12-02 14:15:40,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:15:40,849 INFO L225 Difference]: With dead ends: 1766 [2018-12-02 14:15:40,849 INFO L226 Difference]: Without dead ends: 911 [2018-12-02 14:15:40,850 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 14:15:40,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2018-12-02 14:15:40,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 903. [2018-12-02 14:15:40,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 903 states. [2018-12-02 14:15:40,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1091 transitions. [2018-12-02 14:15:40,878 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1091 transitions. Word has length 109 [2018-12-02 14:15:40,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:15:40,878 INFO L480 AbstractCegarLoop]: Abstraction has 903 states and 1091 transitions. [2018-12-02 14:15:40,878 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:15:40,878 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1091 transitions. [2018-12-02 14:15:40,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 14:15:40,879 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:15:40,879 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, 1, 1, 1, 1, 1, 1] [2018-12-02 14:15:40,879 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:15:40,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:15:40,880 INFO L82 PathProgramCache]: Analyzing trace with hash -1007781574, now seen corresponding path program 1 times [2018-12-02 14:15:40,880 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:15:40,880 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:15:40,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:40,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:40,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:40,927 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 14:15:40,927 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:15:40,927 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 14:15:40,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 14:15:40,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 14:15:40,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 14:15:40,927 INFO L87 Difference]: Start difference. First operand 903 states and 1091 transitions. Second operand 8 states. [2018-12-02 14:15:40,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:15:40,976 INFO L93 Difference]: Finished difference Result 1806 states and 2258 transitions. [2018-12-02 14:15:40,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 14:15:40,977 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 109 [2018-12-02 14:15:40,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:15:40,979 INFO L225 Difference]: With dead ends: 1806 [2018-12-02 14:15:40,979 INFO L226 Difference]: Without dead ends: 931 [2018-12-02 14:15:40,981 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 14:15:40,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states. [2018-12-02 14:15:41,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 919. [2018-12-02 14:15:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2018-12-02 14:15:41,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1107 transitions. [2018-12-02 14:15:41,008 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1107 transitions. Word has length 109 [2018-12-02 14:15:41,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:15:41,008 INFO L480 AbstractCegarLoop]: Abstraction has 919 states and 1107 transitions. [2018-12-02 14:15:41,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 14:15:41,008 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1107 transitions. [2018-12-02 14:15:41,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 14:15:41,009 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:15:41,009 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, 1, 1, 1, 1, 1, 1] [2018-12-02 14:15:41,010 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:15:41,010 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:15:41,010 INFO L82 PathProgramCache]: Analyzing trace with hash -238611559, now seen corresponding path program 1 times [2018-12-02 14:15:41,010 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:15:41,010 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:15:41,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:41,010 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:41,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:41,054 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 14:15:41,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:15:41,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 14:15:41,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 14:15:41,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 14:15:41,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 14:15:41,056 INFO L87 Difference]: Start difference. First operand 919 states and 1107 transitions. Second operand 4 states. [2018-12-02 14:15:41,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:15:41,230 INFO L93 Difference]: Finished difference Result 2901 states and 3662 transitions. [2018-12-02 14:15:41,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 14:15:41,230 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2018-12-02 14:15:41,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:15:41,236 INFO L225 Difference]: With dead ends: 2901 [2018-12-02 14:15:41,236 INFO L226 Difference]: Without dead ends: 2010 [2018-12-02 14:15:41,239 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 14:15:41,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2010 states. [2018-12-02 14:15:41,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2010 to 1979. [2018-12-02 14:15:41,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1979 states. [2018-12-02 14:15:41,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1979 states and 2447 transitions. [2018-12-02 14:15:41,307 INFO L78 Accepts]: Start accepts. Automaton has 1979 states and 2447 transitions. Word has length 109 [2018-12-02 14:15:41,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:15:41,307 INFO L480 AbstractCegarLoop]: Abstraction has 1979 states and 2447 transitions. [2018-12-02 14:15:41,307 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 14:15:41,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2447 transitions. [2018-12-02 14:15:41,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 14:15:41,309 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:15:41,310 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:15:41,310 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:15:41,310 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:15:41,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1716314079, now seen corresponding path program 1 times [2018-12-02 14:15:41,310 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:15:41,310 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:15:41,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:41,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:41,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:41,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:41,405 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 14:15:41,405 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:15:41,405 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/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 14:15:41,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:41,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:41,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:15:41,626 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 14:15:41,651 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 14:15:41,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-02 14:15:41,652 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-02 14:15:41,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-02 14:15:41,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-02 14:15:41,652 INFO L87 Difference]: Start difference. First operand 1979 states and 2447 transitions. Second operand 19 states. [2018-12-02 14:15:42,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:15:42,338 INFO L93 Difference]: Finished difference Result 3896 states and 4876 transitions. [2018-12-02 14:15:42,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 14:15:42,338 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 113 [2018-12-02 14:15:42,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:15:42,343 INFO L225 Difference]: With dead ends: 3896 [2018-12-02 14:15:42,343 INFO L226 Difference]: Without dead ends: 1945 [2018-12-02 14:15:42,346 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 108 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 14:15:42,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1945 states. [2018-12-02 14:15:42,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1945 to 1945. [2018-12-02 14:15:42,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1945 states. [2018-12-02 14:15:42,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1945 states and 2355 transitions. [2018-12-02 14:15:42,406 INFO L78 Accepts]: Start accepts. Automaton has 1945 states and 2355 transitions. Word has length 113 [2018-12-02 14:15:42,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:15:42,406 INFO L480 AbstractCegarLoop]: Abstraction has 1945 states and 2355 transitions. [2018-12-02 14:15:42,406 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-02 14:15:42,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2355 transitions. [2018-12-02 14:15:42,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 14:15:42,410 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:15:42,410 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:15:42,410 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:15:42,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:15:42,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1246351513, now seen corresponding path program 1 times [2018-12-02 14:15:42,410 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:15:42,410 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:15:42,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:42,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:42,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:15:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:42,517 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 14:15:42,517 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:15:42,517 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/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 14:15:42,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:15:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:15:42,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:15:42,745 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 14:15:42,761 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 14:15:42,762 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-02 14:15:42,762 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-02 14:15:42,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-02 14:15:42,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-02 14:15:42,763 INFO L87 Difference]: Start difference. First operand 1945 states and 2355 transitions. Second operand 19 states. [2018-12-02 14:15:43,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:15:43,373 INFO L93 Difference]: Finished difference Result 3283 states and 4055 transitions. [2018-12-02 14:15:43,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 14:15:43,373 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 183 [2018-12-02 14:15:43,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:15:43,374 INFO L225 Difference]: With dead ends: 3283 [2018-12-02 14:15:43,374 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 14:15:43,380 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 180 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 14:15:43,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 14:15:43,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 14:15:43,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 14:15:43,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 14:15:43,381 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 183 [2018-12-02 14:15:43,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:15:43,382 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 14:15:43,382 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-02 14:15:43,382 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 14:15:43,382 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 14:15:43,386 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 14:15:43,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:43,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:15:44,519 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 33 [2018-12-02 14:15:44,776 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2018-12-02 14:15:45,623 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 33 [2018-12-02 14:15:45,854 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-12-02 14:15:45,854 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-12-02 14:15:45,854 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-12-02 14:15:45,854 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-12-02 14:15:45,854 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-12-02 14:15:45,854 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 651 673) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 14:15:45,855 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 651 673) no Hoare annotation was computed. [2018-12-02 14:15:45,855 INFO L444 ceAbstractionStarter]: At program point L663(line 663) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 14:15:45,855 INFO L444 ceAbstractionStarter]: At program point L663-1(line 663) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 14:15:45,855 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 668) no Hoare annotation was computed. [2018-12-02 14:15:45,855 INFO L448 ceAbstractionStarter]: For program point L661-1(lines 661 668) no Hoare annotation was computed. [2018-12-02 14:15:45,855 INFO L448 ceAbstractionStarter]: For program point L659(line 659) no Hoare annotation was computed. [2018-12-02 14:15:45,855 INFO L444 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 14:15:45,855 INFO L444 ceAbstractionStarter]: At program point L657(line 657) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 14:15:45,855 INFO L444 ceAbstractionStarter]: At program point L657-1(line 657) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 14:15:45,855 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 651 673) no Hoare annotation was computed. [2018-12-02 14:15:45,855 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 168) no Hoare annotation was computed. [2018-12-02 14:15:45,855 INFO L444 ceAbstractionStarter]: At program point L158(line 158) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-02 14:15:45,855 INFO L448 ceAbstractionStarter]: For program point L158-1(line 158) no Hoare annotation was computed. [2018-12-02 14:15:45,855 INFO L448 ceAbstractionStarter]: For program point L156(lines 156 173) no Hoare annotation was computed. [2018-12-02 14:15:45,855 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 152 176) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 14:15:45,855 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 152 176) no Hoare annotation was computed. [2018-12-02 14:15:45,855 INFO L444 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= 0 ~pumpRunning~0) .cse1) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 152 176) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-02 14:15:45,856 INFO L444 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 330 344) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L444 ceAbstractionStarter]: At program point L336(line 336) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 1)) (.cse5 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (= |old(~systemActive~0)| 0)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse4 .cse5 .cse6) (or .cse0 .cse4 .cse5) (or .cse1 .cse6) (or .cse3 .cse2 .cse6))) [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 340) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 330 344) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse6 (= ~systemActive~0 1)) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and (not (= ~systemActive~0 0)) .cse2)) (.cse4 (= |old(~systemActive~0)| 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1) (or .cse3 .cse6 .cse7) (or .cse3 .cse0 .cse2) (or .cse5 .cse4 .cse1)))) [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 330 344) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 247 255) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 247 255) the Hoare annotation is: true [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 247 255) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 324) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L451 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: true [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point L320-2(lines 320 324) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point L318-1(line 318) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 311 329) the Hoare annotation is: true [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 311 329) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 311 329) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-12-02 14:15:45,856 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-12-02 14:15:45,857 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 640 650) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 14:15:45,857 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 640 650) no Hoare annotation was computed. [2018-12-02 14:15:45,857 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 640 650) no Hoare annotation was computed. [2018-12-02 14:15:45,857 INFO L444 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 14:15:45,857 INFO L451 ceAbstractionStarter]: At program point L241(line 241) the Hoare annotation is: true [2018-12-02 14:15:45,857 INFO L448 ceAbstractionStarter]: For program point L241-1(line 241) no Hoare annotation was computed. [2018-12-02 14:15:45,857 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 236 246) the Hoare annotation is: true [2018-12-02 14:15:45,857 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 236 246) no Hoare annotation was computed. [2018-12-02 14:15:45,857 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 236 246) no Hoare annotation was computed. [2018-12-02 14:15:45,857 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 228 235) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-12-02 14:15:45,857 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 228 235) no Hoare annotation was computed. [2018-12-02 14:15:45,857 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 228 235) no Hoare annotation was computed. [2018-12-02 14:15:45,857 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 564) no Hoare annotation was computed. [2018-12-02 14:15:45,857 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 554 567) no Hoare annotation was computed. [2018-12-02 14:15:45,857 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 554 567) the Hoare annotation is: true [2018-12-02 14:15:45,857 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 554 567) no Hoare annotation was computed. [2018-12-02 14:15:45,857 INFO L444 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-12-02 14:15:45,857 INFO L444 ceAbstractionStarter]: At program point L188(line 188) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse1 .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-12-02 14:15:45,857 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 194) no Hoare annotation was computed. [2018-12-02 14:15:45,857 INFO L444 ceAbstractionStarter]: At program point L184(line 184) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-12-02 14:15:45,858 INFO L448 ceAbstractionStarter]: For program point L184-1(line 184) no Hoare annotation was computed. [2018-12-02 14:15:45,858 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 178 202) no Hoare annotation was computed. [2018-12-02 14:15:45,858 INFO L448 ceAbstractionStarter]: For program point L182(lines 182 199) no Hoare annotation was computed. [2018-12-02 14:15:45,858 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 178 202) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-12-02 14:15:45,858 INFO L444 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (let ((.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 14:15:45,858 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 178 202) no Hoare annotation was computed. [2018-12-02 14:15:45,858 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 118 124) no Hoare annotation was computed. [2018-12-02 14:15:45,858 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 118 124) the Hoare annotation is: true [2018-12-02 14:15:45,858 INFO L444 ceAbstractionStarter]: At program point L417(lines 366 418) 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 14:15:45,858 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 357 424) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 14:15:45,858 INFO L444 ceAbstractionStarter]: At program point L407(line 407) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (not (= ~systemActive~0 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse1 .cse2) (and .cse4 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse3 .cse2))) [2018-12-02 14:15:45,858 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 357 424) no Hoare annotation was computed. [2018-12-02 14:15:45,858 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 411) no Hoare annotation was computed. [2018-12-02 14:15:45,858 INFO L444 ceAbstractionStarter]: At program point L405-1(lines 397 412) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse2) (and .cse4 .cse1 .cse2) (and .cse3 .cse0 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 14:15:45,858 INFO L448 ceAbstractionStarter]: For program point L368(lines 367 416) no Hoare annotation was computed. [2018-12-02 14:15:45,858 INFO L444 ceAbstractionStarter]: At program point L399(line 399) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 14:15:45,858 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 412) no Hoare annotation was computed. [2018-12-02 14:15:45,858 INFO L444 ceAbstractionStarter]: At program point L389(line 389) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-12-02 14:15:45,858 INFO L448 ceAbstractionStarter]: For program point L387(lines 387 393) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point L387-1(lines 387 393) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L444 ceAbstractionStarter]: At program point L414(lines 367 416) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-12-02 14:15:45,859 INFO L444 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse0 (not (= ~systemActive~0 0)) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 383) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point L377-1(lines 377 383) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point L369(lines 369 373) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 357 424) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 203 210) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0))) [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 203 210) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 203 210) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 568 576) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 568 576) the Hoare annotation is: true [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 568 576) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point L450-1(line 450) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 444 472) the Hoare annotation is: true [2018-12-02 14:15:45,859 INFO L444 ceAbstractionStarter]: At program point L459(line 459) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 463) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 466) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L444 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point L454-1(line 454) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point L452(lines 452 469) no Hoare annotation was computed. [2018-12-02 14:15:45,859 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 444 472) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point L452-1(lines 444 472) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L451 ceAbstractionStarter]: At program point L450(line 450) the Hoare annotation is: true [2018-12-02 14:15:45,860 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 436 443) the Hoare annotation is: true [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 436 443) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 436 443) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L444 ceAbstractionStarter]: At program point L222(line 222) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point L222-1(lines 211 227) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 211 227) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 224) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 211 227) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-02 14:15:45,860 INFO L444 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point L216-1(line 216) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 292 310) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 305) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L451 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: true [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point L301-2(lines 301 305) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2018-12-02 14:15:45,860 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 292 310) the Hoare annotation is: true [2018-12-02 14:15:45,860 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 292 310) no Hoare annotation was computed. [2018-12-02 14:15:45,861 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 501 512) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (= ~methaneLevelCritical~0 1)) (or .cse0 .cse1 .cse2) (or .cse2 (= ~systemActive~0 0) .cse1))) [2018-12-02 14:15:45,861 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 501 512) no Hoare annotation was computed. [2018-12-02 14:15:45,861 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 501 512) no Hoare annotation was computed. [2018-12-02 14:15:45,861 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 579 608) no Hoare annotation was computed. [2018-12-02 14:15:45,861 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 579 608) the Hoare annotation is: true [2018-12-02 14:15:45,861 INFO L451 ceAbstractionStarter]: At program point L604(lines 579 608) the Hoare annotation is: true [2018-12-02 14:15:45,861 INFO L448 ceAbstractionStarter]: For program point L600(line 600) no Hoare annotation was computed. [2018-12-02 14:15:45,861 INFO L448 ceAbstractionStarter]: For program point L593(lines 593 597) no Hoare annotation was computed. [2018-12-02 14:15:45,861 INFO L451 ceAbstractionStarter]: At program point L593-1(lines 593 597) the Hoare annotation is: true [2018-12-02 14:15:45,861 INFO L448 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2018-12-02 14:15:45,861 INFO L451 ceAbstractionStarter]: At program point L589-2(lines 589 603) the Hoare annotation is: true [2018-12-02 14:15:45,861 INFO L451 ceAbstractionStarter]: At program point L585(line 585) the Hoare annotation is: true [2018-12-02 14:15:45,861 INFO L448 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2018-12-02 14:15:45,861 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 513 521) the Hoare annotation is: true [2018-12-02 14:15:45,861 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 513 521) no Hoare annotation was computed. [2018-12-02 14:15:45,861 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 513 521) no Hoare annotation was computed. [2018-12-02 14:15:45,861 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 94 117) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= 1 ~waterLevel~0)) (.cse7 (not .cse4)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse1 .cse0) (or .cse4 (and .cse6 .cse0) .cse5 .cse2) (or .cse3 .cse5 .cse0) (or .cse5 .cse7 .cse2 (and .cse8 .cse0)) (or .cse3 .cse5 .cse8 .cse7) (or .cse3 .cse4 .cse1 .cse6) (or .cse4 .cse6 .cse1 .cse2)))) [2018-12-02 14:15:45,861 INFO L444 ceAbstractionStarter]: At program point L107(line 107) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse8 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (not .cse8)) (.cse3 (= 1 ~waterLevel~0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not .cse1)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse2) (or .cse6 .cse4 .cse5 (and .cse3 .cse7)) (or .cse6 .cse1 .cse0) (or .cse8 .cse4 .cse9 .cse2) (or (and .cse7 .cse9) .cse6 .cse8 .cse4) (or .cse7 .cse4 .cse2)))) [2018-12-02 14:15:45,861 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 94 117) no Hoare annotation was computed. [2018-12-02 14:15:45,862 INFO L444 ceAbstractionStarter]: At program point L105(lines 105 111) the Hoare annotation is: (let ((.cse9 (= ~systemActive~0 0)) (.cse6 (not (= ~waterLevel~0 1))) (.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse1 (not .cse5)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (and (not .cse9) .cse6)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse10 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse6) (or .cse0 .cse7 .cse2 .cse8) (or .cse4 .cse0 .cse8) (or .cse5 .cse6 .cse0 .cse2) (or .cse4 .cse9 .cse10) (or .cse4 .cse0 .cse3 .cse1) (or .cse8 .cse9 .cse7 .cse2 .cse10)))) [2018-12-02 14:15:45,862 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 94 117) no Hoare annotation was computed. [2018-12-02 14:15:45,862 INFO L444 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse1 .cse4))) [2018-12-02 14:15:45,862 INFO L448 ceAbstractionStarter]: For program point L98(lines 97 116) no Hoare annotation was computed. [2018-12-02 14:15:45,862 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2018-12-02 14:15:45,862 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 477 488) the Hoare annotation is: true [2018-12-02 14:15:45,862 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 477 488) no Hoare annotation was computed. [2018-12-02 14:15:45,862 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 633 639) no Hoare annotation was computed. [2018-12-02 14:15:45,862 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 633 639) the Hoare annotation is: true [2018-12-02 14:15:45,862 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:15:45,862 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 14:15:45,862 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 14:15:45,862 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:15:45,862 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 345 352) no Hoare annotation was computed. [2018-12-02 14:15:45,862 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 345 352) the Hoare annotation is: true [2018-12-02 14:15:45,862 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 345 352) no Hoare annotation was computed. [2018-12-02 14:15:45,862 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 126 150) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 14:15:45,862 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 126 150) no Hoare annotation was computed. [2018-12-02 14:15:45,862 INFO L444 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-02 14:15:45,862 INFO L448 ceAbstractionStarter]: For program point L145-1(lines 126 150) no Hoare annotation was computed. [2018-12-02 14:15:45,862 INFO L444 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (let ((.cse1 (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse1 .cse2)) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2) .cse0))) [2018-12-02 14:15:45,863 INFO L444 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse0 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or .cse2 (and (= 0 ~pumpRunning~0) .cse1) .cse3) (or .cse2 .cse0 .cse3))) [2018-12-02 14:15:45,863 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 142) no Hoare annotation was computed. [2018-12-02 14:15:45,863 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= 0 ~pumpRunning~0) .cse1) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 14:15:45,863 INFO L448 ceAbstractionStarter]: For program point L132-1(line 132) no Hoare annotation was computed. [2018-12-02 14:15:45,863 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 147) no Hoare annotation was computed. [2018-12-02 14:15:45,863 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 489 500) no Hoare annotation was computed. [2018-12-02 14:15:45,863 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 489 500) no Hoare annotation was computed. [2018-12-02 14:15:45,863 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 489 500) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse1 (= 1 ~waterLevel~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2018-12-02 14:15:45,863 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 426 433) no Hoare annotation was computed. [2018-12-02 14:15:45,863 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 430) no Hoare annotation was computed. [2018-12-02 14:15:45,863 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 426 433) the Hoare annotation is: true [2018-12-02 14:15:45,863 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 426 433) no Hoare annotation was computed. [2018-12-02 14:15:45,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:15:45 BoogieIcfgContainer [2018-12-02 14:15:45,870 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 14:15:45,870 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:15:45,870 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:15:45,870 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:15:45,871 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:15:39" (3/4) ... [2018-12-02 14:15:45,873 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 14:15:45,877 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 14:15:45,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 14:15:45,879 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 14:15:45,883 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-12-02 14:15:45,883 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 14:15:45,883 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 14:15:45,883 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 14:15:45,884 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 14:15:45,884 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 14:15:45,901 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) [2018-12-02 14:15:45,901 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 14:15:45,924 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0146759b-6639-4a39-a7a6-692e849aa093/bin-2019/uautomizer/witness.graphml [2018-12-02 14:15:45,924 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:15:45,925 INFO L168 Benchmark]: Toolchain (without parser) took 7420.70 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 357.0 MB). Free memory was 950.6 MB in the beginning and 1.0 GB in the end (delta: -58.5 MB). Peak memory consumption was 298.5 MB. Max. memory is 11.5 GB. [2018-12-02 14:15:45,925 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:15:45,925 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -141.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-02 14:15:45,926 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.41 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:15:45,926 INFO L168 Benchmark]: Boogie Preprocessor took 21.28 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 14:15:45,926 INFO L168 Benchmark]: RCFGBuilder took 325.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2018-12-02 14:15:45,926 INFO L168 Benchmark]: TraceAbstraction took 6655.19 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 254.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.7 MB). Peak memory consumption was 368.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:15:45,926 INFO L168 Benchmark]: Witness Printer took 54.13 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:15:45,927 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 341.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -141.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.41 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.28 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. * RCFGBuilder took 325.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6655.19 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 254.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.7 MB). Peak memory consumption was 368.4 MB. Max. memory is 11.5 GB. * Witness Printer took 54.13 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 430]: 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: 589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 33 procedures, 178 locations, 1 error locations. SAFE Result, 6.6s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 2.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2266 SDtfs, 1624 SDslu, 8991 SDs, 0 SdLazy, 3502 SolverSat, 262 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 424 GetRequests, 321 SyntacticMatches, 3 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1979occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 167 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 3994 PreInvPairs, 4251 NumberOfFragments, 1991 HoareAnnotationTreeSize, 3994 FomulaSimplifications, 4629 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 75 FomulaSimplificationsInter, 15938 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1207 NumberOfCodeBlocks, 1207 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1195 ConstructedInterpolants, 0 QuantifiedInterpolants, 215475 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1776 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 117/121 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...