./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 aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/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_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/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-aa41828 [2018-11-22 23:09:28,121 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:09:28,122 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:09:28,128 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:09:28,129 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:09:28,129 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:09:28,130 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:09:28,131 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:09:28,132 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:09:28,133 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:09:28,133 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:09:28,134 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:09:28,134 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:09:28,136 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:09:28,137 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:09:28,137 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:09:28,137 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:09:28,139 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:09:28,140 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:09:28,141 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:09:28,141 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:09:28,142 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:09:28,143 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:09:28,143 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:09:28,143 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:09:28,144 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:09:28,144 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:09:28,145 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:09:28,145 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:09:28,146 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:09:28,146 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:09:28,147 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:09:28,147 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:09:28,147 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:09:28,147 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:09:28,148 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:09:28,148 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 23:09:28,155 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:09:28,155 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:09:28,156 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:09:28,156 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:09:28,156 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:09:28,156 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:09:28,156 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:09:28,157 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:09:28,157 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:09:28,157 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:09:28,157 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:09:28,157 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:09:28,157 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:09:28,157 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:09:28,157 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:09:28,158 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:09:28,158 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:09:28,158 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:09:28,158 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:09:28,158 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:09:28,158 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:09:28,158 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:09:28,159 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:09:28,159 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:09:28,159 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:09:28,159 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:09:28,159 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:09:28,159 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 23:09:28,159 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:09:28,160 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:09:28,160 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_fb9a5ce0-af27-423b-9f51-4b28e8b77188/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 [2018-11-22 23:09:28,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:09:28,192 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:09:28,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:09:28,196 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:09:28,196 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:09:28,197 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product64_true-unreach-call_false-termination.cil.c [2018-11-22 23:09:28,241 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/data/f92c7b34b/a40841df658342c296211fb7d89d42b5/FLAGdc167a4cb [2018-11-22 23:09:28,595 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:09:28,596 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/sv-benchmarks/c/product-lines/minepump_spec2_product64_true-unreach-call_false-termination.cil.c [2018-11-22 23:09:28,607 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/data/f92c7b34b/a40841df658342c296211fb7d89d42b5/FLAGdc167a4cb [2018-11-22 23:09:28,622 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/data/f92c7b34b/a40841df658342c296211fb7d89d42b5 [2018-11-22 23:09:28,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:09:28,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:09:28,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:09:28,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:09:28,628 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:09:28,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:28" (1/1) ... [2018-11-22 23:09:28,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44db1cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28, skipping insertion in model container [2018-11-22 23:09:28,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:28" (1/1) ... [2018-11-22 23:09:28,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:09:28,668 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:09:28,876 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:09:28,935 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:09:28,991 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:09:29,010 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:09:29,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29 WrapperNode [2018-11-22 23:09:29,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:09:29,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:09:29,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:09:29,011 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:09:29,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29" (1/1) ... [2018-11-22 23:09:29,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29" (1/1) ... [2018-11-22 23:09:29,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:09:29,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:09:29,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:09:29,033 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:09:29,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29" (1/1) ... [2018-11-22 23:09:29,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29" (1/1) ... [2018-11-22 23:09:29,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29" (1/1) ... [2018-11-22 23:09:29,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29" (1/1) ... [2018-11-22 23:09:29,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29" (1/1) ... [2018-11-22 23:09:29,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29" (1/1) ... [2018-11-22 23:09:29,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29" (1/1) ... [2018-11-22 23:09:29,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:09:29,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:09:29,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:09:29,065 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:09:29,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:09:29,100 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-22 23:09:29,100 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-22 23:09:29,101 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:09:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:09:29,101 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-22 23:09:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-22 23:09:29,101 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-22 23:09:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-22 23:09:29,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 23:09:29,101 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-22 23:09:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-22 23:09:29,102 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-22 23:09:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-22 23:09:29,102 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-22 23:09:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-22 23:09:29,102 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-22 23:09:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-22 23:09:29,102 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-22 23:09:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-22 23:09:29,102 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-22 23:09:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-22 23:09:29,102 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-22 23:09:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-22 23:09:29,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-22 23:09:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-22 23:09:29,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-22 23:09:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-22 23:09:29,103 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-22 23:09:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-22 23:09:29,103 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-22 23:09:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-22 23:09:29,104 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-22 23:09:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-22 23:09:29,104 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-22 23:09:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-22 23:09:29,104 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-22 23:09:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-22 23:09:29,104 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-22 23:09:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-22 23:09:29,104 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-22 23:09:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-22 23:09:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-22 23:09:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-22 23:09:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-22 23:09:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-22 23:09:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-22 23:09:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-22 23:09:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-22 23:09:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-22 23:09:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-22 23:09:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-22 23:09:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-22 23:09:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-22 23:09:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-22 23:09:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-22 23:09:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-22 23:09:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-22 23:09:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-22 23:09:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-22 23:09:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 23:09:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:09:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:09:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-22 23:09:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-22 23:09:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-22 23:09:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-22 23:09:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:09:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:09:29,519 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:09:29,519 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-22 23:09:29,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:29 BoogieIcfgContainer [2018-11-22 23:09:29,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:09:29,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 23:09:29,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 23:09:29,523 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 23:09:29,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:09:28" (1/3) ... [2018-11-22 23:09:29,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447633e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:09:29, skipping insertion in model container [2018-11-22 23:09:29,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:29" (2/3) ... [2018-11-22 23:09:29,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447633e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:09:29, skipping insertion in model container [2018-11-22 23:09:29,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:29" (3/3) ... [2018-11-22 23:09:29,527 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64_true-unreach-call_false-termination.cil.c [2018-11-22 23:09:29,533 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 23:09:29,541 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 23:09:29,551 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 23:09:29,571 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:09:29,572 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 23:09:29,572 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 23:09:29,572 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 23:09:29,572 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:09:29,572 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:09:29,572 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 23:09:29,572 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:09:29,573 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 23:09:29,588 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2018-11-22 23:09:29,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-22 23:09:29,594 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:29,595 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] [2018-11-22 23:09:29,597 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:29,601 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:29,601 INFO L82 PathProgramCache]: Analyzing trace with hash -1192230650, now seen corresponding path program 1 times [2018-11-22 23:09:29,602 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:29,602 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:29,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:29,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:29,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:29,785 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:29,786 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-22 23:09:29,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-22 23:09:29,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-22 23:09:29,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 23:09:29,800 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 2 states. [2018-11-22 23:09:29,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:29,836 INFO L93 Difference]: Finished difference Result 326 states and 407 transitions. [2018-11-22 23:09:29,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-22 23:09:29,837 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-22 23:09:29,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:29,846 INFO L225 Difference]: With dead ends: 326 [2018-11-22 23:09:29,846 INFO L226 Difference]: Without dead ends: 165 [2018-11-22 23:09:29,849 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 23:09:29,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-11-22 23:09:29,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-11-22 23:09:29,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-11-22 23:09:29,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 197 transitions. [2018-11-22 23:09:29,888 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 197 transitions. Word has length 51 [2018-11-22 23:09:29,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:29,888 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 197 transitions. [2018-11-22 23:09:29,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-22 23:09:29,888 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 197 transitions. [2018-11-22 23:09:29,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 23:09:29,891 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:29,891 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:09:29,891 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:29,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:29,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1373710090, now seen corresponding path program 1 times [2018-11-22 23:09:29,892 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:29,892 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:29,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:29,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:29,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:29,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:29,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:29,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 23:09:29,965 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 23:09:29,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 23:09:29,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:09:29,965 INFO L87 Difference]: Start difference. First operand 165 states and 197 transitions. Second operand 3 states. [2018-11-22 23:09:29,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:29,988 INFO L93 Difference]: Finished difference Result 265 states and 317 transitions. [2018-11-22 23:09:29,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 23:09:29,988 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-22 23:09:29,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:29,990 INFO L225 Difference]: With dead ends: 265 [2018-11-22 23:09:29,990 INFO L226 Difference]: Without dead ends: 156 [2018-11-22 23:09:29,991 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:09:29,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-11-22 23:09:30,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2018-11-22 23:09:30,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-11-22 23:09:30,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 185 transitions. [2018-11-22 23:09:30,003 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 185 transitions. Word has length 52 [2018-11-22 23:09:30,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:30,004 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 185 transitions. [2018-11-22 23:09:30,004 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 23:09:30,004 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 185 transitions. [2018-11-22 23:09:30,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 23:09:30,006 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:30,006 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:09:30,006 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:30,006 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:30,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1939487040, now seen corresponding path program 1 times [2018-11-22 23:09:30,007 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:30,007 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:30,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:30,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:30,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:30,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:30,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:30,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 23:09:30,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 23:09:30,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 23:09:30,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:09:30,127 INFO L87 Difference]: Start difference. First operand 156 states and 185 transitions. Second operand 7 states. [2018-11-22 23:09:30,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:30,512 INFO L93 Difference]: Finished difference Result 463 states and 569 transitions. [2018-11-22 23:09:30,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 23:09:30,512 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-22 23:09:30,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:30,515 INFO L225 Difference]: With dead ends: 463 [2018-11-22 23:09:30,515 INFO L226 Difference]: Without dead ends: 335 [2018-11-22 23:09:30,516 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-22 23:09:30,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2018-11-22 23:09:30,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 323. [2018-11-22 23:09:30,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2018-11-22 23:09:30,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 396 transitions. [2018-11-22 23:09:30,550 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 396 transitions. Word has length 57 [2018-11-22 23:09:30,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:30,550 INFO L480 AbstractCegarLoop]: Abstraction has 323 states and 396 transitions. [2018-11-22 23:09:30,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 23:09:30,550 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 396 transitions. [2018-11-22 23:09:30,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-22 23:09:30,553 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:30,553 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] [2018-11-22 23:09:30,553 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:30,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:30,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1739409695, now seen corresponding path program 1 times [2018-11-22 23:09:30,553 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:30,554 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:30,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:30,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:30,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:30,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:30,637 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:30,637 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:09:30,637 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:09:30,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:09:30,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:09:30,638 INFO L87 Difference]: Start difference. First operand 323 states and 396 transitions. Second operand 6 states. [2018-11-22 23:09:30,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:30,785 INFO L93 Difference]: Finished difference Result 895 states and 1122 transitions. [2018-11-22 23:09:30,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-22 23:09:30,786 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-22 23:09:30,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:30,789 INFO L225 Difference]: With dead ends: 895 [2018-11-22 23:09:30,790 INFO L226 Difference]: Without dead ends: 600 [2018-11-22 23:09:30,806 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-22 23:09:30,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-11-22 23:09:30,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 594. [2018-11-22 23:09:30,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2018-11-22 23:09:30,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 732 transitions. [2018-11-22 23:09:30,842 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 732 transitions. Word has length 62 [2018-11-22 23:09:30,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:30,843 INFO L480 AbstractCegarLoop]: Abstraction has 594 states and 732 transitions. [2018-11-22 23:09:30,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:09:30,843 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 732 transitions. [2018-11-22 23:09:30,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-22 23:09:30,846 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:30,846 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] [2018-11-22 23:09:30,846 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:30,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:30,846 INFO L82 PathProgramCache]: Analyzing trace with hash 220622011, now seen corresponding path program 1 times [2018-11-22 23:09:30,846 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:30,847 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:30,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:30,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:30,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:30,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:30,927 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:30,927 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 23:09:30,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 23:09:30,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 23:09:30,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:09:30,928 INFO L87 Difference]: Start difference. First operand 594 states and 732 transitions. Second operand 7 states. [2018-11-22 23:09:31,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:31,345 INFO L93 Difference]: Finished difference Result 1547 states and 2026 transitions. [2018-11-22 23:09:31,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-22 23:09:31,346 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-22 23:09:31,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:31,350 INFO L225 Difference]: With dead ends: 1547 [2018-11-22 23:09:31,350 INFO L226 Difference]: Without dead ends: 981 [2018-11-22 23:09:31,352 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-22 23:09:31,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2018-11-22 23:09:31,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 883. [2018-11-22 23:09:31,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 883 states. [2018-11-22 23:09:31,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 883 states and 1071 transitions. [2018-11-22 23:09:31,393 INFO L78 Accepts]: Start accepts. Automaton has 883 states and 1071 transitions. Word has length 66 [2018-11-22 23:09:31,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:31,394 INFO L480 AbstractCegarLoop]: Abstraction has 883 states and 1071 transitions. [2018-11-22 23:09:31,394 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 23:09:31,394 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1071 transitions. [2018-11-22 23:09:31,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-22 23:09:31,396 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:31,396 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] [2018-11-22 23:09:31,396 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:31,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:31,397 INFO L82 PathProgramCache]: Analyzing trace with hash 1348023676, now seen corresponding path program 1 times [2018-11-22 23:09:31,397 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:31,397 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:31,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:31,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:31,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:31,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:09:31,467 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:31,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:09:31,467 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:09:31,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:09:31,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:09:31,468 INFO L87 Difference]: Start difference. First operand 883 states and 1071 transitions. Second operand 6 states. [2018-11-22 23:09:31,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:31,505 INFO L93 Difference]: Finished difference Result 1766 states and 2218 transitions. [2018-11-22 23:09:31,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-22 23:09:31,506 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 109 [2018-11-22 23:09:31,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:31,509 INFO L225 Difference]: With dead ends: 1766 [2018-11-22 23:09:31,509 INFO L226 Difference]: Without dead ends: 911 [2018-11-22 23:09:31,511 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:09:31,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2018-11-22 23:09:31,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 903. [2018-11-22 23:09:31,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 903 states. [2018-11-22 23:09:31,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1091 transitions. [2018-11-22 23:09:31,540 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1091 transitions. Word has length 109 [2018-11-22 23:09:31,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:31,541 INFO L480 AbstractCegarLoop]: Abstraction has 903 states and 1091 transitions. [2018-11-22 23:09:31,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:09:31,541 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1091 transitions. [2018-11-22 23:09:31,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-22 23:09:31,543 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:31,543 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] [2018-11-22 23:09:31,544 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:31,544 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:31,544 INFO L82 PathProgramCache]: Analyzing trace with hash -1007781574, now seen corresponding path program 1 times [2018-11-22 23:09:31,544 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:31,544 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:31,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:31,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:31,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:31,619 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:09:31,619 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:31,620 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-22 23:09:31,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-22 23:09:31,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-22 23:09:31,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-22 23:09:31,620 INFO L87 Difference]: Start difference. First operand 903 states and 1091 transitions. Second operand 8 states. [2018-11-22 23:09:31,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:31,678 INFO L93 Difference]: Finished difference Result 1806 states and 2258 transitions. [2018-11-22 23:09:31,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-22 23:09:31,679 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 109 [2018-11-22 23:09:31,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:31,683 INFO L225 Difference]: With dead ends: 1806 [2018-11-22 23:09:31,683 INFO L226 Difference]: Without dead ends: 931 [2018-11-22 23:09:31,685 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-22 23:09:31,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states. [2018-11-22 23:09:31,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 919. [2018-11-22 23:09:31,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2018-11-22 23:09:31,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1107 transitions. [2018-11-22 23:09:31,731 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1107 transitions. Word has length 109 [2018-11-22 23:09:31,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:31,732 INFO L480 AbstractCegarLoop]: Abstraction has 919 states and 1107 transitions. [2018-11-22 23:09:31,732 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-22 23:09:31,732 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1107 transitions. [2018-11-22 23:09:31,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-22 23:09:31,734 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:31,734 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] [2018-11-22 23:09:31,734 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:31,734 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:31,734 INFO L82 PathProgramCache]: Analyzing trace with hash -238611559, now seen corresponding path program 1 times [2018-11-22 23:09:31,734 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:31,735 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:31,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:31,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:31,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:31,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:31,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:09:31,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:31,806 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-22 23:09:31,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-22 23:09:31,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-22 23:09:31,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-22 23:09:31,808 INFO L87 Difference]: Start difference. First operand 919 states and 1107 transitions. Second operand 4 states. [2018-11-22 23:09:32,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:32,039 INFO L93 Difference]: Finished difference Result 2901 states and 3662 transitions. [2018-11-22 23:09:32,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 23:09:32,040 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2018-11-22 23:09:32,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:32,048 INFO L225 Difference]: With dead ends: 2901 [2018-11-22 23:09:32,048 INFO L226 Difference]: Without dead ends: 2010 [2018-11-22 23:09:32,051 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-22 23:09:32,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2010 states. [2018-11-22 23:09:32,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2010 to 1979. [2018-11-22 23:09:32,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1979 states. [2018-11-22 23:09:32,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1979 states and 2447 transitions. [2018-11-22 23:09:32,148 INFO L78 Accepts]: Start accepts. Automaton has 1979 states and 2447 transitions. Word has length 109 [2018-11-22 23:09:32,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:32,148 INFO L480 AbstractCegarLoop]: Abstraction has 1979 states and 2447 transitions. [2018-11-22 23:09:32,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-22 23:09:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2447 transitions. [2018-11-22 23:09:32,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-22 23:09:32,152 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:32,152 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] [2018-11-22 23:09:32,152 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:32,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:32,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1716314079, now seen corresponding path program 1 times [2018-11-22 23:09:32,154 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:32,154 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:32,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:32,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:32,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:32,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 23:09:32,313 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:09:32,313 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-22 23:09:32,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:32,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:09:32,582 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:32,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 23:09:32,608 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-22 23:09:32,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-22 23:09:32,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-22 23:09:32,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-22 23:09:32,609 INFO L87 Difference]: Start difference. First operand 1979 states and 2447 transitions. Second operand 19 states. [2018-11-22 23:09:33,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:33,531 INFO L93 Difference]: Finished difference Result 3896 states and 4876 transitions. [2018-11-22 23:09:33,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-22 23:09:33,532 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 113 [2018-11-22 23:09:33,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:33,541 INFO L225 Difference]: With dead ends: 3896 [2018-11-22 23:09:33,541 INFO L226 Difference]: Without dead ends: 1945 [2018-11-22 23:09:33,545 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 108 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-22 23:09:33,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1945 states. [2018-11-22 23:09:33,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1945 to 1945. [2018-11-22 23:09:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1945 states. [2018-11-22 23:09:33,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1945 states and 2355 transitions. [2018-11-22 23:09:33,640 INFO L78 Accepts]: Start accepts. Automaton has 1945 states and 2355 transitions. Word has length 113 [2018-11-22 23:09:33,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:33,640 INFO L480 AbstractCegarLoop]: Abstraction has 1945 states and 2355 transitions. [2018-11-22 23:09:33,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-22 23:09:33,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2355 transitions. [2018-11-22 23:09:33,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 23:09:33,646 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:33,647 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-22 23:09:33,647 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:33,647 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:33,647 INFO L82 PathProgramCache]: Analyzing trace with hash 1829510623, now seen corresponding path program 1 times [2018-11-22 23:09:33,647 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:33,647 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:33,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:33,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:33,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 23:09:33,722 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:09:33,722 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-22 23:09:33,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:33,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:09:33,888 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 23:09:33,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 23:09:33,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-22 23:09:33,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:09:33,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:09:33,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:09:33,915 INFO L87 Difference]: Start difference. First operand 1945 states and 2355 transitions. Second operand 6 states. [2018-11-22 23:09:34,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:34,717 INFO L93 Difference]: Finished difference Result 4425 states and 5645 transitions. [2018-11-22 23:09:34,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-22 23:09:34,717 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 187 [2018-11-22 23:09:34,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:34,730 INFO L225 Difference]: With dead ends: 4425 [2018-11-22 23:09:34,730 INFO L226 Difference]: Without dead ends: 2852 [2018-11-22 23:09:34,735 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-22 23:09:34,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2852 states. [2018-11-22 23:09:34,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2852 to 2503. [2018-11-22 23:09:34,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2503 states. [2018-11-22 23:09:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2503 states and 3043 transitions. [2018-11-22 23:09:34,874 INFO L78 Accepts]: Start accepts. Automaton has 2503 states and 3043 transitions. Word has length 187 [2018-11-22 23:09:34,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:34,874 INFO L480 AbstractCegarLoop]: Abstraction has 2503 states and 3043 transitions. [2018-11-22 23:09:34,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:09:34,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 3043 transitions. [2018-11-22 23:09:34,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-22 23:09:34,880 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:34,880 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] [2018-11-22 23:09:34,880 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:34,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:34,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1246351513, now seen corresponding path program 1 times [2018-11-22 23:09:34,880 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:34,881 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:34,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:34,881 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:34,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:35,054 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-22 23:09:35,054 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:09:35,055 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-22 23:09:35,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:35,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:09:35,388 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:09:35,413 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 23:09:35,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-22 23:09:35,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-22 23:09:35,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-22 23:09:35,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-22 23:09:35,414 INFO L87 Difference]: Start difference. First operand 2503 states and 3043 transitions. Second operand 19 states. [2018-11-22 23:09:36,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:36,240 INFO L93 Difference]: Finished difference Result 4379 states and 5417 transitions. [2018-11-22 23:09:36,241 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-22 23:09:36,241 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 183 [2018-11-22 23:09:36,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:36,242 INFO L225 Difference]: With dead ends: 4379 [2018-11-22 23:09:36,242 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 23:09:36,250 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 180 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-22 23:09:36,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 23:09:36,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 23:09:36,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 23:09:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 23:09:36,251 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 183 [2018-11-22 23:09:36,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:36,251 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:09:36,251 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-22 23:09:36,252 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 23:09:36,252 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:09:36,255 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 23:09:36,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:36,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:37,608 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2018-11-22 23:09:37,922 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 17 [2018-11-22 23:09:38,119 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 18 [2018-11-22 23:09:38,466 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-11-22 23:09:38,834 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 24 [2018-11-22 23:09:39,881 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 22 [2018-11-22 23:09:40,056 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 28 [2018-11-22 23:09:40,274 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-22 23:09:40,274 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-22 23:09:40,274 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-22 23:09:40,274 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-22 23:09:40,274 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-22 23:09:40,274 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 651 673) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:09:40,274 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 651 673) no Hoare annotation was computed. [2018-11-22 23:09:40,274 INFO L444 ceAbstractionStarter]: At program point L663(line 663) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:09:40,274 INFO L444 ceAbstractionStarter]: At program point L663-1(line 663) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:09:40,274 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 668) no Hoare annotation was computed. [2018-11-22 23:09:40,274 INFO L448 ceAbstractionStarter]: For program point L661-1(lines 661 668) no Hoare annotation was computed. [2018-11-22 23:09:40,274 INFO L448 ceAbstractionStarter]: For program point L659(line 659) no Hoare annotation was computed. [2018-11-22 23:09:40,274 INFO L444 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:09:40,275 INFO L444 ceAbstractionStarter]: At program point L657(line 657) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:09:40,275 INFO L444 ceAbstractionStarter]: At program point L657-1(line 657) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:09:40,275 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 651 673) no Hoare annotation was computed. [2018-11-22 23:09:40,275 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 168) no Hoare annotation was computed. [2018-11-22 23:09:40,275 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 .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-22 23:09:40,275 INFO L448 ceAbstractionStarter]: For program point L158-1(line 158) no Hoare annotation was computed. [2018-11-22 23:09:40,275 INFO L448 ceAbstractionStarter]: For program point L156(lines 156 173) no Hoare annotation was computed. [2018-11-22 23:09:40,275 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 152 176) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-22 23:09:40,275 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 152 176) no Hoare annotation was computed. [2018-11-22 23:09:40,275 INFO L444 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-22 23:09:40,275 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 152 176) no Hoare annotation was computed. [2018-11-22 23:09:40,275 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 .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-22 23:09:40,275 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 .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 330 344) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L444 ceAbstractionStarter]: At program point L336(line 336) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse5 (= ~systemActive~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse4 .cse3) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 340) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 330 344) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (and (not (= ~systemActive~0 0)) .cse0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse6 (= ~systemActive~0 1)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse0 .cse1) (or .cse4 .cse2 .cse5) (or .cse3 .cse6 .cse7) (or .cse7 .cse6 .cse2)))) [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 330 344) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 247 255) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 247 255) the Hoare annotation is: true [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 247 255) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 324) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L451 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: true [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point L320-2(lines 320 324) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point L318-1(line 318) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 311 329) the Hoare annotation is: true [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 311 329) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 311 329) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-22 23:09:40,276 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 640 650) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 640 650) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 640 650) no Hoare annotation was computed. [2018-11-22 23:09:40,276 INFO L444 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:09:40,277 INFO L451 ceAbstractionStarter]: At program point L241(line 241) the Hoare annotation is: true [2018-11-22 23:09:40,277 INFO L448 ceAbstractionStarter]: For program point L241-1(line 241) no Hoare annotation was computed. [2018-11-22 23:09:40,277 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 236 246) the Hoare annotation is: true [2018-11-22 23:09:40,277 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 236 246) no Hoare annotation was computed. [2018-11-22 23:09:40,277 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 236 246) no Hoare annotation was computed. [2018-11-22 23:09:40,277 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 228 235) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-22 23:09:40,277 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 228 235) no Hoare annotation was computed. [2018-11-22 23:09:40,277 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 228 235) no Hoare annotation was computed. [2018-11-22 23:09:40,277 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 564) no Hoare annotation was computed. [2018-11-22 23:09:40,277 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 554 567) no Hoare annotation was computed. [2018-11-22 23:09:40,277 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 554 567) the Hoare annotation is: true [2018-11-22 23:09:40,277 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 554 567) no Hoare annotation was computed. [2018-11-22 23:09:40,277 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))) [2018-11-22 23:09:40,277 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 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0))) [2018-11-22 23:09:40,277 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 194) no Hoare annotation was computed. [2018-11-22 23:09:40,278 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 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-22 23:09:40,278 INFO L448 ceAbstractionStarter]: For program point L184-1(line 184) no Hoare annotation was computed. [2018-11-22 23:09:40,278 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 178 202) no Hoare annotation was computed. [2018-11-22 23:09:40,278 INFO L448 ceAbstractionStarter]: For program point L182(lines 182 199) no Hoare annotation was computed. [2018-11-22 23:09:40,278 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 178 202) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-22 23:09:40,278 INFO L444 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-22 23:09:40,278 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 178 202) no Hoare annotation was computed. [2018-11-22 23:09:40,278 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 118 124) no Hoare annotation was computed. [2018-11-22 23:09:40,278 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 118 124) the Hoare annotation is: true [2018-11-22 23:09:40,278 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))) [2018-11-22 23:09:40,278 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 357 424) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:09:40,279 INFO L444 ceAbstractionStarter]: At program point L407(line 407) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (and .cse1 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-22 23:09:40,279 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 357 424) no Hoare annotation was computed. [2018-11-22 23:09:40,279 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 411) no Hoare annotation was computed. [2018-11-22 23:09:40,279 INFO L444 ceAbstractionStarter]: At program point L405-1(lines 397 412) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-22 23:09:40,279 INFO L448 ceAbstractionStarter]: For program point L368(lines 367 416) no Hoare annotation was computed. [2018-11-22 23:09:40,279 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) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-22 23:09:40,279 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 412) no Hoare annotation was computed. [2018-11-22 23:09:40,279 INFO L444 ceAbstractionStarter]: At program point L389(line 389) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-22 23:09:40,279 INFO L448 ceAbstractionStarter]: For program point L387(lines 387 393) no Hoare annotation was computed. [2018-11-22 23:09:40,279 INFO L448 ceAbstractionStarter]: For program point L387-1(lines 387 393) no Hoare annotation was computed. [2018-11-22 23:09:40,279 INFO L444 ceAbstractionStarter]: At program point L414(lines 367 416) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-22 23:09:40,279 INFO L444 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~methaneLevelCritical~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 .cse1))) [2018-11-22 23:09:40,279 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 383) no Hoare annotation was computed. [2018-11-22 23:09:40,279 INFO L448 ceAbstractionStarter]: For program point L377-1(lines 377 383) no Hoare annotation was computed. [2018-11-22 23:09:40,279 INFO L448 ceAbstractionStarter]: For program point L369(lines 369 373) no Hoare annotation was computed. [2018-11-22 23:09:40,279 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 357 424) no Hoare annotation was computed. [2018-11-22 23:09:40,279 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 203 210) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 203 210) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 203 210) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 568 576) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 568 576) the Hoare annotation is: true [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 568 576) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point L450-1(line 450) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 444 472) the Hoare annotation is: true [2018-11-22 23:09:40,280 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))) [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 463) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 466) no Hoare annotation was computed. [2018-11-22 23:09:40,280 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))) [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point L454-1(line 454) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point L452(lines 452 469) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 444 472) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point L452-1(lines 444 472) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L451 ceAbstractionStarter]: At program point L450(line 450) the Hoare annotation is: true [2018-11-22 23:09:40,280 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 436 443) the Hoare annotation is: true [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 436 443) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 436 443) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:09:40,280 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-22 23:09:40,280 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:09:40,281 INFO L444 ceAbstractionStarter]: At program point L222(line 222) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-22 23:09:40,281 INFO L448 ceAbstractionStarter]: For program point L222-1(lines 211 227) no Hoare annotation was computed. [2018-11-22 23:09:40,281 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 211 227) no Hoare annotation was computed. [2018-11-22 23:09:40,281 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 224) no Hoare annotation was computed. [2018-11-22 23:09:40,281 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 211 227) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-22 23:09:40,281 INFO L444 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-22 23:09:40,281 INFO L448 ceAbstractionStarter]: For program point L216-1(line 216) no Hoare annotation was computed. [2018-11-22 23:09:40,281 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 292 310) no Hoare annotation was computed. [2018-11-22 23:09:40,281 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 305) no Hoare annotation was computed. [2018-11-22 23:09:40,281 INFO L451 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: true [2018-11-22 23:09:40,281 INFO L448 ceAbstractionStarter]: For program point L301-2(lines 301 305) no Hoare annotation was computed. [2018-11-22 23:09:40,281 INFO L448 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2018-11-22 23:09:40,281 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 292 310) the Hoare annotation is: true [2018-11-22 23:09:40,281 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 292 310) no Hoare annotation was computed. [2018-11-22 23:09:40,282 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 501 512) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse1 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse2 (= ~methaneLevelCritical~0 1)))) [2018-11-22 23:09:40,282 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 501 512) no Hoare annotation was computed. [2018-11-22 23:09:40,282 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 501 512) no Hoare annotation was computed. [2018-11-22 23:09:40,282 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 579 608) no Hoare annotation was computed. [2018-11-22 23:09:40,282 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 579 608) the Hoare annotation is: true [2018-11-22 23:09:40,282 INFO L451 ceAbstractionStarter]: At program point L604(lines 579 608) the Hoare annotation is: true [2018-11-22 23:09:40,282 INFO L448 ceAbstractionStarter]: For program point L600(line 600) no Hoare annotation was computed. [2018-11-22 23:09:40,282 INFO L448 ceAbstractionStarter]: For program point L593(lines 593 597) no Hoare annotation was computed. [2018-11-22 23:09:40,282 INFO L451 ceAbstractionStarter]: At program point L593-1(lines 593 597) the Hoare annotation is: true [2018-11-22 23:09:40,282 INFO L448 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2018-11-22 23:09:40,282 INFO L451 ceAbstractionStarter]: At program point L589-2(lines 589 603) the Hoare annotation is: true [2018-11-22 23:09:40,282 INFO L451 ceAbstractionStarter]: At program point L585(line 585) the Hoare annotation is: true [2018-11-22 23:09:40,282 INFO L448 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2018-11-22 23:09:40,282 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 513 521) the Hoare annotation is: true [2018-11-22 23:09:40,282 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 513 521) no Hoare annotation was computed. [2018-11-22 23:09:40,282 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 513 521) no Hoare annotation was computed. [2018-11-22 23:09:40,282 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 94 117) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2018-11-22 23:09:40,282 INFO L444 ceAbstractionStarter]: At program point L107(line 107) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and (not .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse1 .cse0) (or .cse5 .cse3 .cse4)))) [2018-11-22 23:09:40,283 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 94 117) no Hoare annotation was computed. [2018-11-22 23:09:40,283 INFO L444 ceAbstractionStarter]: At program point L105(lines 105 111) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse1 .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~pumpRunning~0))) (and (or (and (not .cse0) .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse6 .cse0 (<= 2 ~waterLevel~0) .cse4 .cse7) (or .cse5 .cse0 .cse7)))) [2018-11-22 23:09:40,283 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 94 117) no Hoare annotation was computed. [2018-11-22 23:09:40,283 INFO L444 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse3 .cse4) (or .cse1 .cse4))) [2018-11-22 23:09:40,283 INFO L448 ceAbstractionStarter]: For program point L98(lines 97 116) no Hoare annotation was computed. [2018-11-22 23:09:40,283 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2018-11-22 23:09:40,283 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 477 488) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-22 23:09:40,283 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 477 488) no Hoare annotation was computed. [2018-11-22 23:09:40,283 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 633 639) no Hoare annotation was computed. [2018-11-22 23:09:40,283 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 633 639) the Hoare annotation is: true [2018-11-22 23:09:40,283 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:09:40,283 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-22 23:09:40,283 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 23:09:40,283 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:09:40,283 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 345 352) no Hoare annotation was computed. [2018-11-22 23:09:40,283 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 345 352) the Hoare annotation is: true [2018-11-22 23:09:40,283 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 345 352) no Hoare annotation was computed. [2018-11-22 23:09:40,283 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 126 150) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-22 23:09:40,283 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 126 150) no Hoare annotation was computed. [2018-11-22 23:09:40,283 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 .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-22 23:09:40,284 INFO L448 ceAbstractionStarter]: For program point L145-1(lines 126 150) no Hoare annotation was computed. [2018-11-22 23:09:40,284 INFO L444 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse0 (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (= 0 ~pumpRunning~0) .cse0 .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 (and .cse0 .cse1)))) [2018-11-22 23:09:40,284 INFO L444 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (and .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-22 23:09:40,284 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 142) no Hoare annotation was computed. [2018-11-22 23:09:40,284 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-22 23:09:40,284 INFO L448 ceAbstractionStarter]: For program point L132-1(line 132) no Hoare annotation was computed. [2018-11-22 23:09:40,284 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 147) no Hoare annotation was computed. [2018-11-22 23:09:40,284 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 489 500) no Hoare annotation was computed. [2018-11-22 23:09:40,284 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 489 500) no Hoare annotation was computed. [2018-11-22 23:09:40,284 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 489 500) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-22 23:09:40,285 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 426 433) no Hoare annotation was computed. [2018-11-22 23:09:40,285 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 426 433) the Hoare annotation is: true [2018-11-22 23:09:40,285 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 430) no Hoare annotation was computed. [2018-11-22 23:09:40,285 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 426 433) no Hoare annotation was computed. [2018-11-22 23:09:40,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:09:40 BoogieIcfgContainer [2018-11-22 23:09:40,294 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 23:09:40,294 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:09:40,294 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:09:40,295 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:09:40,295 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:29" (3/4) ... [2018-11-22 23:09:40,297 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:09:40,301 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-22 23:09:40,301 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-22 23:09:40,301 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-22 23:09:40,302 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-22 23:09:40,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-22 23:09:40,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-22 23:09:40,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-22 23:09:40,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-22 23:09:40,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-22 23:09:40,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-22 23:09:40,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-22 23:09:40,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-22 23:09:40,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-22 23:09:40,303 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-22 23:09:40,308 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-11-22 23:09:40,308 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-22 23:09:40,309 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-22 23:09:40,309 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-22 23:09:40,309 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-22 23:09:40,310 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:09:40,310 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:09:40,333 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) [2018-11-22 23:09:40,333 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-22 23:09:40,368 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fb9a5ce0-af27-423b-9f51-4b28e8b77188/bin-2019/uautomizer/witness.graphml [2018-11-22 23:09:40,368 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:09:40,369 INFO L168 Benchmark]: Toolchain (without parser) took 11744.36 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 451.9 MB). Free memory was 957.6 MB in the beginning and 1.3 GB in the end (delta: -326.8 MB). Peak memory consumption was 125.2 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:40,369 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:09:40,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 385.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:40,370 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:09:40,370 INFO L168 Benchmark]: Boogie Preprocessor took 31.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:40,370 INFO L168 Benchmark]: RCFGBuilder took 455.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:40,370 INFO L168 Benchmark]: TraceAbstraction took 10773.64 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 323.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -242.7 MB). Peak memory consumption was 472.6 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:40,370 INFO L168 Benchmark]: Witness Printer took 73.66 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:40,372 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 385.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 455.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10773.64 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 323.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -242.7 MB). Peak memory consumption was 472.6 MB. Max. memory is 11.5 GB. * Witness Printer took 73.66 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 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 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 33 procedures, 178 locations, 1 error locations. SAFE Result, 10.7s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 4.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2601 SDtfs, 2037 SDslu, 9133 SDs, 0 SdLazy, 4118 SolverSat, 596 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 623 GetRequests, 512 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2503occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 516 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 5193 PreInvPairs, 5569 NumberOfFragments, 1835 HoareAnnotationTreeSize, 5193 FomulaSimplifications, 13353 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 75 FomulaSimplificationsInter, 32122 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1581 NumberOfCodeBlocks, 1581 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1567 ConstructedInterpolants, 0 QuantifiedInterpolants, 314799 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2760 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 225/235 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...