./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/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 21b7318e0534e2795ffc81aa5194a01e66c6f479 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 09:22:49,821 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 09:22:49,822 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 09:22:49,828 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 09:22:49,828 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 09:22:49,829 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 09:22:49,829 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 09:22:49,830 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 09:22:49,831 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 09:22:49,831 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 09:22:49,832 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 09:22:49,832 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 09:22:49,832 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 09:22:49,833 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 09:22:49,833 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 09:22:49,834 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 09:22:49,834 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 09:22:49,835 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 09:22:49,836 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 09:22:49,836 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 09:22:49,837 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 09:22:49,838 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 09:22:49,839 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 09:22:49,839 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 09:22:49,839 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 09:22:49,839 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 09:22:49,840 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 09:22:49,840 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 09:22:49,841 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 09:22:49,841 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 09:22:49,841 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 09:22:49,842 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 09:22:49,842 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 09:22:49,842 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 09:22:49,843 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 09:22:49,843 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 09:22:49,843 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 09:22:49,850 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 09:22:49,850 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 09:22:49,851 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 09:22:49,851 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 09:22:49,851 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 09:22:49,851 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 09:22:49,851 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 09:22:49,852 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 09:22:49,852 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 09:22:49,852 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 09:22:49,852 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 09:22:49,852 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 09:22:49,852 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 09:22:49,852 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 09:22:49,852 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 09:22:49,852 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 09:22:49,852 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 09:22:49,852 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 09:22:49,852 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 09:22:49,852 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 09:22:49,853 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 09:22:49,853 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 09:22:49,853 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 09:22:49,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 09:22:49,853 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 09:22:49,853 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 09:22:49,853 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 09:22:49,853 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 09:22:49,853 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 09:22:49,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 09:22:49,853 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_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/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 -> 21b7318e0534e2795ffc81aa5194a01e66c6f479 [2018-12-08 09:22:49,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 09:22:49,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 09:22:49,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 09:22:49,882 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 09:22:49,882 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 09:22:49,883 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-12-08 09:22:49,918 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/data/70cccd332/3e8f7a8a813042e5996b0d4b5a84a557/FLAG6d0f7268c [2018-12-08 09:22:50,363 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 09:22:50,364 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-12-08 09:22:50,370 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/data/70cccd332/3e8f7a8a813042e5996b0d4b5a84a557/FLAG6d0f7268c [2018-12-08 09:22:50,378 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/data/70cccd332/3e8f7a8a813042e5996b0d4b5a84a557 [2018-12-08 09:22:50,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 09:22:50,380 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 09:22:50,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 09:22:50,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 09:22:50,383 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 09:22:50,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:22:50" (1/1) ... [2018-12-08 09:22:50,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50, skipping insertion in model container [2018-12-08 09:22:50,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:22:50" (1/1) ... [2018-12-08 09:22:50,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 09:22:50,411 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 09:22:50,561 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:22:50,606 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 09:22:50,651 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:22:50,667 INFO L195 MainTranslator]: Completed translation [2018-12-08 09:22:50,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50 WrapperNode [2018-12-08 09:22:50,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 09:22:50,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 09:22:50,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 09:22:50,668 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 09:22:50,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50" (1/1) ... [2018-12-08 09:22:50,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50" (1/1) ... [2018-12-08 09:22:50,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 09:22:50,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 09:22:50,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 09:22:50,688 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 09:22:50,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50" (1/1) ... [2018-12-08 09:22:50,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50" (1/1) ... [2018-12-08 09:22:50,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50" (1/1) ... [2018-12-08 09:22:50,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50" (1/1) ... [2018-12-08 09:22:50,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50" (1/1) ... [2018-12-08 09:22:50,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50" (1/1) ... [2018-12-08 09:22:50,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50" (1/1) ... [2018-12-08 09:22:50,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 09:22:50,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 09:22:50,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 09:22:50,711 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 09:22:50,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 09:22:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-08 09:22:50,742 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-08 09:22:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 09:22:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 09:22:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-08 09:22:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-08 09:22:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-08 09:22:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-08 09:22:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 09:22:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-08 09:22:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-08 09:22:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-08 09:22:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-08 09:22:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-08 09:22:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-08 09:22:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 09:22:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 09:22:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-08 09:22:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-08 09:22:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-08 09:22:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-08 09:22:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-08 09:22:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-08 09:22:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-08 09:22:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-08 09:22:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-08 09:22:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-08 09:22:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 09:22:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 09:22:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 09:22:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 09:22:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 09:22:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 09:22:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-08 09:22:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-08 09:22:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 09:22:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 09:22:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-08 09:22:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-08 09:22:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 09:22:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 09:22:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-08 09:22:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-08 09:22:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-08 09:22:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-08 09:22:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-08 09:22:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-08 09:22:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-08 09:22:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-08 09:22:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-08 09:22:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-08 09:22:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 09:22:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 09:22:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 09:22:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 09:22:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 09:22:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 09:22:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 09:22:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-08 09:22:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-08 09:22:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 09:22:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 09:22:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-12-08 09:22:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-12-08 09:22:51,037 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 09:22:51,037 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-08 09:22:51,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:22:51 BoogieIcfgContainer [2018-12-08 09:22:51,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 09:22:51,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 09:22:51,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 09:22:51,041 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 09:22:51,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 09:22:50" (1/3) ... [2018-12-08 09:22:51,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14fc9e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:22:51, skipping insertion in model container [2018-12-08 09:22:51,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:22:50" (2/3) ... [2018-12-08 09:22:51,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14fc9e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:22:51, skipping insertion in model container [2018-12-08 09:22:51,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:22:51" (3/3) ... [2018-12-08 09:22:51,044 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-12-08 09:22:51,050 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 09:22:51,056 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 09:22:51,065 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 09:22:51,086 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 09:22:51,086 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 09:22:51,086 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 09:22:51,086 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 09:22:51,086 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 09:22:51,086 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 09:22:51,086 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 09:22:51,087 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 09:22:51,087 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 09:22:51,102 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2018-12-08 09:22:51,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 09:22:51,107 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:22:51,108 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 09:22:51,110 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 09:22:51,113 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:22:51,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1147007446, now seen corresponding path program 1 times [2018-12-08 09:22:51,114 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:22:51,114 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:22:51,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:51,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:51,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:51,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:22:51,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:22:51,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 09:22:51,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 09:22:51,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 09:22:51,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 09:22:51,282 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2018-12-08 09:22:51,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:22:51,306 INFO L93 Difference]: Finished difference Result 300 states and 369 transitions. [2018-12-08 09:22:51,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 09:22:51,306 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-08 09:22:51,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:22:51,314 INFO L225 Difference]: With dead ends: 300 [2018-12-08 09:22:51,314 INFO L226 Difference]: Without dead ends: 150 [2018-12-08 09:22:51,316 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 09:22:51,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2018-12-08 09:22:51,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2018-12-08 09:22:51,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-12-08 09:22:51,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 176 transitions. [2018-12-08 09:22:51,348 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 176 transitions. Word has length 46 [2018-12-08 09:22:51,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:22:51,349 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 176 transitions. [2018-12-08 09:22:51,349 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 09:22:51,349 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 176 transitions. [2018-12-08 09:22:51,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 09:22:51,350 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:22:51,350 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 09:22:51,350 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 09:22:51,351 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:22:51,351 INFO L82 PathProgramCache]: Analyzing trace with hash 1325406956, now seen corresponding path program 1 times [2018-12-08 09:22:51,351 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:22:51,351 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:22:51,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:51,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:51,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:51,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:51,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:22:51,427 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:22:51,427 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 09:22:51,428 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 09:22:51,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 09:22:51,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 09:22:51,429 INFO L87 Difference]: Start difference. First operand 150 states and 176 transitions. Second operand 3 states. [2018-12-08 09:22:51,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:22:51,450 INFO L93 Difference]: Finished difference Result 239 states and 279 transitions. [2018-12-08 09:22:51,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 09:22:51,451 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-08 09:22:51,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:22:51,452 INFO L225 Difference]: With dead ends: 239 [2018-12-08 09:22:51,452 INFO L226 Difference]: Without dead ends: 141 [2018-12-08 09:22:51,453 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 09:22:51,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-12-08 09:22:51,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2018-12-08 09:22:51,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-12-08 09:22:51,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 164 transitions. [2018-12-08 09:22:51,464 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 164 transitions. Word has length 47 [2018-12-08 09:22:51,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:22:51,465 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 164 transitions. [2018-12-08 09:22:51,465 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 09:22:51,465 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 164 transitions. [2018-12-08 09:22:51,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-08 09:22:51,466 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:22:51,466 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 09:22:51,467 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 09:22:51,467 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:22:51,467 INFO L82 PathProgramCache]: Analyzing trace with hash -534330577, now seen corresponding path program 1 times [2018-12-08 09:22:51,467 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:22:51,467 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:22:51,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:51,468 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:51,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:51,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:22:51,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:22:51,564 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 09:22:51,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 09:22:51,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 09:22:51,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-08 09:22:51,565 INFO L87 Difference]: Start difference. First operand 141 states and 164 transitions. Second operand 7 states. [2018-12-08 09:22:51,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:22:51,836 INFO L93 Difference]: Finished difference Result 425 states and 512 transitions. [2018-12-08 09:22:51,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 09:22:51,836 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-12-08 09:22:51,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:22:51,839 INFO L225 Difference]: With dead ends: 425 [2018-12-08 09:22:51,839 INFO L226 Difference]: Without dead ends: 308 [2018-12-08 09:22:51,840 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-08 09:22:51,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2018-12-08 09:22:51,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 296. [2018-12-08 09:22:51,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2018-12-08 09:22:51,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 356 transitions. [2018-12-08 09:22:51,868 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 356 transitions. Word has length 52 [2018-12-08 09:22:51,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:22:51,868 INFO L480 AbstractCegarLoop]: Abstraction has 296 states and 356 transitions. [2018-12-08 09:22:51,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 09:22:51,868 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 356 transitions. [2018-12-08 09:22:51,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 09:22:51,870 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:22:51,870 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 09:22:51,870 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 09:22:51,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:22:51,871 INFO L82 PathProgramCache]: Analyzing trace with hash -408331355, now seen corresponding path program 1 times [2018-12-08 09:22:51,871 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:22:51,871 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:22:51,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:51,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:51,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:51,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:22:51,945 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:22:51,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 09:22:51,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 09:22:51,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 09:22:51,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 09:22:51,946 INFO L87 Difference]: Start difference. First operand 296 states and 356 transitions. Second operand 6 states. [2018-12-08 09:22:52,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:22:52,063 INFO L93 Difference]: Finished difference Result 825 states and 1016 transitions. [2018-12-08 09:22:52,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 09:22:52,063 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-12-08 09:22:52,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:22:52,066 INFO L225 Difference]: With dead ends: 825 [2018-12-08 09:22:52,066 INFO L226 Difference]: Without dead ends: 553 [2018-12-08 09:22:52,067 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 09:22:52,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2018-12-08 09:22:52,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 547. [2018-12-08 09:22:52,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 547 states. [2018-12-08 09:22:52,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 547 states and 662 transitions. [2018-12-08 09:22:52,092 INFO L78 Accepts]: Start accepts. Automaton has 547 states and 662 transitions. Word has length 57 [2018-12-08 09:22:52,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:22:52,092 INFO L480 AbstractCegarLoop]: Abstraction has 547 states and 662 transitions. [2018-12-08 09:22:52,092 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 09:22:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 662 transitions. [2018-12-08 09:22:52,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 09:22:52,094 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:22:52,094 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 09:22:52,094 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 09:22:52,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:22:52,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1423719401, now seen corresponding path program 1 times [2018-12-08 09:22:52,094 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:22:52,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:22:52,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:52,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:52,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:52,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:22:52,138 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:22:52,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 09:22:52,138 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 09:22:52,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 09:22:52,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 09:22:52,138 INFO L87 Difference]: Start difference. First operand 547 states and 662 transitions. Second operand 7 states. [2018-12-08 09:22:52,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:22:52,547 INFO L93 Difference]: Finished difference Result 1406 states and 1819 transitions. [2018-12-08 09:22:52,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 09:22:52,547 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-12-08 09:22:52,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:22:52,551 INFO L225 Difference]: With dead ends: 1406 [2018-12-08 09:22:52,551 INFO L226 Difference]: Without dead ends: 883 [2018-12-08 09:22:52,553 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-08 09:22:52,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2018-12-08 09:22:52,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 785. [2018-12-08 09:22:52,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2018-12-08 09:22:52,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 947 transitions. [2018-12-08 09:22:52,593 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 947 transitions. Word has length 61 [2018-12-08 09:22:52,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:22:52,593 INFO L480 AbstractCegarLoop]: Abstraction has 785 states and 947 transitions. [2018-12-08 09:22:52,594 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 09:22:52,594 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 947 transitions. [2018-12-08 09:22:52,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 09:22:52,596 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:22:52,596 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 09:22:52,596 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 09:22:52,596 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:22:52,596 INFO L82 PathProgramCache]: Analyzing trace with hash -1372644600, now seen corresponding path program 1 times [2018-12-08 09:22:52,597 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:22:52,597 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:22:52,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:52,597 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:52,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:52,651 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 09:22:52,651 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:22:52,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 09:22:52,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 09:22:52,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 09:22:52,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 09:22:52,652 INFO L87 Difference]: Start difference. First operand 785 states and 947 transitions. Second operand 6 states. [2018-12-08 09:22:52,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:22:52,684 INFO L93 Difference]: Finished difference Result 1574 states and 1958 transitions. [2018-12-08 09:22:52,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 09:22:52,685 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-12-08 09:22:52,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:22:52,688 INFO L225 Difference]: With dead ends: 1574 [2018-12-08 09:22:52,688 INFO L226 Difference]: Without dead ends: 813 [2018-12-08 09:22:52,690 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-08 09:22:52,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2018-12-08 09:22:52,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 805. [2018-12-08 09:22:52,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 805 states. [2018-12-08 09:22:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 967 transitions. [2018-12-08 09:22:52,725 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 967 transitions. Word has length 99 [2018-12-08 09:22:52,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:22:52,726 INFO L480 AbstractCegarLoop]: Abstraction has 805 states and 967 transitions. [2018-12-08 09:22:52,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 09:22:52,726 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 967 transitions. [2018-12-08 09:22:52,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 09:22:52,727 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:22:52,727 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 09:22:52,728 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 09:22:52,728 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:22:52,728 INFO L82 PathProgramCache]: Analyzing trace with hash -479158262, now seen corresponding path program 1 times [2018-12-08 09:22:52,728 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:22:52,728 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:22:52,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:52,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:52,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:52,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 09:22:52,789 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:22:52,789 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 09:22:52,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 09:22:52,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 09:22:52,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 09:22:52,790 INFO L87 Difference]: Start difference. First operand 805 states and 967 transitions. Second operand 8 states. [2018-12-08 09:22:52,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:22:52,826 INFO L93 Difference]: Finished difference Result 1614 states and 1998 transitions. [2018-12-08 09:22:52,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 09:22:52,826 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-12-08 09:22:52,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:22:52,829 INFO L225 Difference]: With dead ends: 1614 [2018-12-08 09:22:52,829 INFO L226 Difference]: Without dead ends: 833 [2018-12-08 09:22:52,830 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 09:22:52,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2018-12-08 09:22:52,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 821. [2018-12-08 09:22:52,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 821 states. [2018-12-08 09:22:52,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 983 transitions. [2018-12-08 09:22:52,854 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 983 transitions. Word has length 99 [2018-12-08 09:22:52,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:22:52,854 INFO L480 AbstractCegarLoop]: Abstraction has 821 states and 983 transitions. [2018-12-08 09:22:52,854 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 09:22:52,854 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 983 transitions. [2018-12-08 09:22:52,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-08 09:22:52,856 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:22:52,856 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 09:22:52,856 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 09:22:52,856 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:22:52,856 INFO L82 PathProgramCache]: Analyzing trace with hash -486917621, now seen corresponding path program 1 times [2018-12-08 09:22:52,856 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:22:52,856 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:22:52,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:52,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:52,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:52,912 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 09:22:52,912 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:22:52,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 09:22:52,912 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 09:22:52,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 09:22:52,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 09:22:52,913 INFO L87 Difference]: Start difference. First operand 821 states and 983 transitions. Second operand 4 states. [2018-12-08 09:22:53,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:22:53,075 INFO L93 Difference]: Finished difference Result 2603 states and 3266 transitions. [2018-12-08 09:22:53,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 09:22:53,076 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-12-08 09:22:53,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:22:53,083 INFO L225 Difference]: With dead ends: 2603 [2018-12-08 09:22:53,083 INFO L226 Difference]: Without dead ends: 1806 [2018-12-08 09:22:53,085 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-08 09:22:53,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1806 states. [2018-12-08 09:22:53,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1806 to 1775. [2018-12-08 09:22:53,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1775 states. [2018-12-08 09:22:53,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1775 states and 2179 transitions. [2018-12-08 09:22:53,142 INFO L78 Accepts]: Start accepts. Automaton has 1775 states and 2179 transitions. Word has length 99 [2018-12-08 09:22:53,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:22:53,143 INFO L480 AbstractCegarLoop]: Abstraction has 1775 states and 2179 transitions. [2018-12-08 09:22:53,143 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 09:22:53,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2179 transitions. [2018-12-08 09:22:53,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 09:22:53,145 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:22:53,145 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 09:22:53,145 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 09:22:53,145 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:22:53,145 INFO L82 PathProgramCache]: Analyzing trace with hash 379357745, now seen corresponding path program 1 times [2018-12-08 09:22:53,145 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:22:53,145 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:22:53,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:53,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:53,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:53,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 09:22:53,236 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 09:22:53,236 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 09:22:53,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:53,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:53,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 09:22:53,449 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 09:22:53,475 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 09:22:53,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-08 09:22:53,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-08 09:22:53,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-08 09:22:53,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-08 09:22:53,476 INFO L87 Difference]: Start difference. First operand 1775 states and 2179 transitions. Second operand 19 states. [2018-12-08 09:22:54,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:22:54,151 INFO L93 Difference]: Finished difference Result 3496 states and 4338 transitions. [2018-12-08 09:22:54,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-08 09:22:54,151 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-12-08 09:22:54,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:22:54,156 INFO L225 Difference]: With dead ends: 3496 [2018-12-08 09:22:54,156 INFO L226 Difference]: Without dead ends: 1745 [2018-12-08 09:22:54,159 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-08 09:22:54,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1745 states. [2018-12-08 09:22:54,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1745 to 1745. [2018-12-08 09:22:54,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1745 states. [2018-12-08 09:22:54,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1745 states and 2097 transitions. [2018-12-08 09:22:54,210 INFO L78 Accepts]: Start accepts. Automaton has 1745 states and 2097 transitions. Word has length 103 [2018-12-08 09:22:54,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:22:54,210 INFO L480 AbstractCegarLoop]: Abstraction has 1745 states and 2097 transitions. [2018-12-08 09:22:54,210 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-08 09:22:54,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2097 transitions. [2018-12-08 09:22:54,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 09:22:54,213 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:22:54,214 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-12-08 09:22:54,214 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 09:22:54,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:22:54,214 INFO L82 PathProgramCache]: Analyzing trace with hash 788815529, now seen corresponding path program 1 times [2018-12-08 09:22:54,214 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:22:54,214 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:22:54,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:54,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:54,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:54,293 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 09:22:54,294 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 09:22:54,294 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 09:22:54,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:54,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 09:22:54,435 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 09:22:54,452 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 09:22:54,452 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-12-08 09:22:54,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-08 09:22:54,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-08 09:22:54,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-12-08 09:22:54,453 INFO L87 Difference]: Start difference. First operand 1745 states and 2097 transitions. Second operand 14 states. [2018-12-08 09:22:55,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:22:55,489 INFO L93 Difference]: Finished difference Result 5588 states and 7663 transitions. [2018-12-08 09:22:55,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-08 09:22:55,489 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 157 [2018-12-08 09:22:55,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:22:55,501 INFO L225 Difference]: With dead ends: 5588 [2018-12-08 09:22:55,501 INFO L226 Difference]: Without dead ends: 4191 [2018-12-08 09:22:55,504 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-12-08 09:22:55,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4191 states. [2018-12-08 09:22:55,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4191 to 3431. [2018-12-08 09:22:55,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3431 states. [2018-12-08 09:22:55,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 3431 states and 4153 transitions. [2018-12-08 09:22:55,623 INFO L78 Accepts]: Start accepts. Automaton has 3431 states and 4153 transitions. Word has length 157 [2018-12-08 09:22:55,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:22:55,624 INFO L480 AbstractCegarLoop]: Abstraction has 3431 states and 4153 transitions. [2018-12-08 09:22:55,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-08 09:22:55,624 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 4153 transitions. [2018-12-08 09:22:55,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 09:22:55,627 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 09:22:55,627 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-12-08 09:22:55,627 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 09:22:55,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 09:22:55,627 INFO L82 PathProgramCache]: Analyzing trace with hash 1063575143, now seen corresponding path program 1 times [2018-12-08 09:22:55,627 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 09:22:55,628 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 09:22:55,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:55,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 09:22:55,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 09:22:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 09:22:55,694 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 09:22:55,694 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 09:22:55,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-08 09:22:55,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 09:22:55,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 09:22:55,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-08 09:22:55,695 INFO L87 Difference]: Start difference. First operand 3431 states and 4153 transitions. Second operand 9 states. [2018-12-08 09:22:55,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 09:22:55,765 INFO L93 Difference]: Finished difference Result 4423 states and 5351 transitions. [2018-12-08 09:22:55,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 09:22:55,766 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2018-12-08 09:22:55,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 09:22:55,767 INFO L225 Difference]: With dead ends: 4423 [2018-12-08 09:22:55,767 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 09:22:55,771 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-08 09:22:55,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 09:22:55,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 09:22:55,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 09:22:55,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 09:22:55,773 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2018-12-08 09:22:55,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 09:22:55,773 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 09:22:55,773 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 09:22:55,773 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 09:22:55,773 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 09:22:55,776 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 09:22:55,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:55,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:56,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 09:22:57,345 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 43 [2018-12-08 09:22:58,461 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 34 [2018-12-08 09:22:58,655 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 985 991) the Hoare annotation is: true [2018-12-08 09:22:58,655 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 985 991) no Hoare annotation was computed. [2018-12-08 09:22:58,655 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 992 1000) no Hoare annotation was computed. [2018-12-08 09:22:58,655 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 992 1000) the Hoare annotation is: true [2018-12-08 09:22:58,655 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 992 1000) no Hoare annotation was computed. [2018-12-08 09:22:58,655 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-12-08 09:22:58,655 INFO L448 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-12-08 09:22:58,655 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 09:22:58,655 INFO L444 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 09:22:58,656 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 09:22:58,656 INFO L444 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 09:22:58,656 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-12-08 09:22:58,656 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-12-08 09:22:58,656 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 09:22:58,656 INFO L444 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 09:22:58,656 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-12-08 09:22:58,656 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 943 957) no Hoare annotation was computed. [2018-12-08 09:22:58,656 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 943 957) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse4 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) .cse2)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< ~waterLevel~0 2)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse3 (or .cse4 .cse5 .cse6)) (or (or .cse0 .cse4 .cse5) .cse3) (or (or .cse0 .cse1 .cse5) .cse2) (or .cse2 .cse1 (< ~waterLevel~0 1) .cse6)))) [2018-12-08 09:22:58,657 INFO L444 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse0 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse4 .cse1 .cse2) .cse0) (or .cse4 .cse5 (not (= ~waterLevel~0 1))) (or .cse5 (< ~waterLevel~0 1) .cse3) (or .cse4 .cse5 .cse2))) [2018-12-08 09:22:58,657 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 943 957) no Hoare annotation was computed. [2018-12-08 09:22:58,657 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2018-12-08 09:22:58,657 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 860 868) no Hoare annotation was computed. [2018-12-08 09:22:58,657 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 860 868) the Hoare annotation is: true [2018-12-08 09:22:58,657 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 860 868) no Hoare annotation was computed. [2018-12-08 09:22:58,657 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 924 942) the Hoare annotation is: true [2018-12-08 09:22:58,657 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 924 942) no Hoare annotation was computed. [2018-12-08 09:22:58,657 INFO L448 ceAbstractionStarter]: For program point L933(lines 933 937) no Hoare annotation was computed. [2018-12-08 09:22:58,657 INFO L451 ceAbstractionStarter]: At program point L931(line 931) the Hoare annotation is: true [2018-12-08 09:22:58,657 INFO L448 ceAbstractionStarter]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2018-12-08 09:22:58,657 INFO L448 ceAbstractionStarter]: For program point L931-1(line 931) no Hoare annotation was computed. [2018-12-08 09:22:58,657 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 924 942) no Hoare annotation was computed. [2018-12-08 09:22:58,657 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 978 984) no Hoare annotation was computed. [2018-12-08 09:22:58,658 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 978 984) the Hoare annotation is: true [2018-12-08 09:22:58,658 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 09:22:58,658 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-12-08 09:22:58,658 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-12-08 09:22:58,658 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 849 859) the Hoare annotation is: true [2018-12-08 09:22:58,658 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 849 859) no Hoare annotation was computed. [2018-12-08 09:22:58,658 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 849 859) no Hoare annotation was computed. [2018-12-08 09:22:58,658 INFO L451 ceAbstractionStarter]: At program point L854(line 854) the Hoare annotation is: true [2018-12-08 09:22:58,658 INFO L448 ceAbstractionStarter]: For program point L854-1(line 854) no Hoare annotation was computed. [2018-12-08 09:22:58,658 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 841 848) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-12-08 09:22:58,658 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 841 848) no Hoare annotation was computed. [2018-12-08 09:22:58,658 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 841 848) no Hoare annotation was computed. [2018-12-08 09:22:58,659 INFO L444 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (let ((.cse0 (and (= processEnvironment_~tmp~7 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse3 .cse0 .cse4) (or .cse5 .cse2 (not (= ~waterLevel~0 1)) .cse4) (or .cse5 .cse2 (< ~waterLevel~0 2) .cse4) (or .cse1 .cse5 .cse2 .cse3))) [2018-12-08 09:22:58,659 INFO L448 ceAbstractionStarter]: For program point L798(lines 798 806) no Hoare annotation was computed. [2018-12-08 09:22:58,659 INFO L444 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse4 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse1 .cse4 .cse5 .cse2) (or .cse3 .cse5 .cse1 .cse4))) [2018-12-08 09:22:58,659 INFO L448 ceAbstractionStarter]: For program point L796-1(line 796) no Hoare annotation was computed. [2018-12-08 09:22:58,659 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 811) no Hoare annotation was computed. [2018-12-08 09:22:58,659 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 790 814) no Hoare annotation was computed. [2018-12-08 09:22:58,659 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 790 814) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-12-08 09:22:58,659 INFO L444 ceAbstractionStarter]: At program point L809(line 809) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 09:22:58,659 INFO L448 ceAbstractionStarter]: For program point L809-1(lines 790 814) no Hoare annotation was computed. [2018-12-08 09:22:58,659 INFO L444 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 09:22:58,659 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 239) no Hoare annotation was computed. [2018-12-08 09:22:58,660 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 229 242) no Hoare annotation was computed. [2018-12-08 09:22:58,660 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 229 242) the Hoare annotation is: true [2018-12-08 09:22:58,660 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 229 242) no Hoare annotation was computed. [2018-12-08 09:22:58,660 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 756 762) no Hoare annotation was computed. [2018-12-08 09:22:58,660 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 756 762) the Hoare annotation is: true [2018-12-08 09:22:58,660 INFO L444 ceAbstractionStarter]: At program point L706-1(lines 698 713) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse3) (and .cse0 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse6 .cse3))) [2018-12-08 09:22:58,660 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 658 725) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 09:22:58,660 INFO L448 ceAbstractionStarter]: For program point L669(lines 668 717) no Hoare annotation was computed. [2018-12-08 09:22:58,660 INFO L444 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (<= 2 ~waterLevel~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse1 .cse2) (and .cse5 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse3 .cse4 .cse2))) [2018-12-08 09:22:58,660 INFO L448 ceAbstractionStarter]: For program point L698(lines 698 713) no Hoare annotation was computed. [2018-12-08 09:22:58,660 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 658 725) no Hoare annotation was computed. [2018-12-08 09:22:58,660 INFO L444 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse1) (and .cse0 .cse2 .cse3 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-08 09:22:58,661 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 694) no Hoare annotation was computed. [2018-12-08 09:22:58,661 INFO L448 ceAbstractionStarter]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2018-12-08 09:22:58,661 INFO L444 ceAbstractionStarter]: At program point L715(lines 668 717) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse3 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-08 09:22:58,661 INFO L444 ceAbstractionStarter]: At program point L680(line 680) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse3 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-08 09:22:58,661 INFO L448 ceAbstractionStarter]: For program point L678(lines 678 684) no Hoare annotation was computed. [2018-12-08 09:22:58,661 INFO L448 ceAbstractionStarter]: For program point L678-1(lines 678 684) no Hoare annotation was computed. [2018-12-08 09:22:58,661 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 674) no Hoare annotation was computed. [2018-12-08 09:22:58,661 INFO L444 ceAbstractionStarter]: At program point L718(lines 667 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-08 09:22:58,661 INFO L444 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse4 .cse5 .cse3) (and .cse1 .cse2 .cse6 .cse3))) [2018-12-08 09:22:58,661 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 658 725) no Hoare annotation was computed. [2018-12-08 09:22:58,661 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2018-12-08 09:22:58,662 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 815 822) 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))) [2018-12-08 09:22:58,662 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 815 822) no Hoare annotation was computed. [2018-12-08 09:22:58,662 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 815 822) no Hoare annotation was computed. [2018-12-08 09:22:58,662 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 243 251) no Hoare annotation was computed. [2018-12-08 09:22:58,662 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 243 251) the Hoare annotation is: true [2018-12-08 09:22:58,662 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 243 251) no Hoare annotation was computed. [2018-12-08 09:22:58,662 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 09:22:58,662 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)) [2018-12-08 09:22:58,662 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 09:22:58,662 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 837) no Hoare annotation was computed. [2018-12-08 09:22:58,662 INFO L444 ceAbstractionStarter]: At program point L829(line 829) 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))))) [2018-12-08 09:22:58,662 INFO L448 ceAbstractionStarter]: For program point L829-1(line 829) no Hoare annotation was computed. [2018-12-08 09:22:58,662 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 824 840) no Hoare annotation was computed. [2018-12-08 09:22:58,662 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 824 840) 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))))) [2018-12-08 09:22:58,663 INFO L444 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-08 09:22:58,663 INFO L448 ceAbstractionStarter]: For program point L835-1(lines 824 840) no Hoare annotation was computed. [2018-12-08 09:22:58,663 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 905 923) no Hoare annotation was computed. [2018-12-08 09:22:58,663 INFO L451 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: true [2018-12-08 09:22:58,663 INFO L448 ceAbstractionStarter]: For program point L914-2(lines 914 918) no Hoare annotation was computed. [2018-12-08 09:22:58,663 INFO L448 ceAbstractionStarter]: For program point L912-1(line 912) no Hoare annotation was computed. [2018-12-08 09:22:58,663 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 905 923) the Hoare annotation is: true [2018-12-08 09:22:58,663 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 905 923) no Hoare annotation was computed. [2018-12-08 09:22:58,663 INFO L448 ceAbstractionStarter]: For program point L914(lines 914 918) no Hoare annotation was computed. [2018-12-08 09:22:58,663 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 176 187) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (< ~waterLevel~0 2)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (= 0 ~methaneLevelCritical~0))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (< ~waterLevel~0 1)) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse1 (or .cse0 .cse3 .cse2)) (or (or (= ~systemActive~0 0) .cse3 .cse2) .cse1))) [2018-12-08 09:22:58,663 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 176 187) no Hoare annotation was computed. [2018-12-08 09:22:58,663 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 176 187) no Hoare annotation was computed. [2018-12-08 09:22:58,663 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 188 196) the Hoare annotation is: true [2018-12-08 09:22:58,663 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 188 196) no Hoare annotation was computed. [2018-12-08 09:22:58,664 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 188 196) no Hoare annotation was computed. [2018-12-08 09:22:58,664 INFO L448 ceAbstractionStarter]: For program point L736(lines 735 754) no Hoare annotation was computed. [2018-12-08 09:22:58,664 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 732 755) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 1)) (or (or .cse1 .cse3 .cse4) .cse0) (or .cse2 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse5) (or (or .cse3 .cse4 .cse5) .cse0) (or .cse0 (or .cse2 .cse4 .cse5)))) [2018-12-08 09:22:58,664 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 732 755) no Hoare annotation was computed. [2018-12-08 09:22:58,664 INFO L444 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (< |old(~waterLevel~0)| 2)) (.cse0 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse8)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< |old(~waterLevel~0)| 1)) (.cse6 (and (not .cse2) (= ~waterLevel~0 |old(~waterLevel~0)|) .cse8)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse2 .cse3 .cse4) .cse0) (or .cse1 .cse5 .cse6 .cse7) (or .cse5 .cse7 .cse6 .cse4)))) [2018-12-08 09:22:58,664 INFO L444 ceAbstractionStarter]: At program point L743(lines 743 749) the Hoare annotation is: (let ((.cse9 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse6 (= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= ~systemActive~0 0)) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and (= 0 ~pumpRunning~0) .cse9))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse0 .cse1 .cse4) .cse2) (or (and (not .cse5) .cse6) .cse2 (or .cse1 .cse4 .cse7)) (or .cse8 (or .cse0 .cse5 .cse4)) (or .cse1 .cse2 .cse3 .cse7) (or (or .cse5 .cse4 .cse7) (and (not (= ~waterLevel~0 1)) .cse9) .cse8)))) [2018-12-08 09:22:58,664 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 732 755) no Hoare annotation was computed. [2018-12-08 09:22:58,664 INFO L444 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 1)) (.cse1 (= ~systemActive~0 0)) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse4 .cse5) (or .cse4 .cse5 .cse6) (or (or .cse1 .cse2 .cse6) .cse3))) [2018-12-08 09:22:58,664 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-12-08 09:22:58,664 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-08 09:22:58,665 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-12-08 09:22:58,665 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-12-08 09:22:58,665 INFO L451 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-12-08 09:22:58,665 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-12-08 09:22:58,665 INFO L451 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2018-12-08 09:22:58,665 INFO L451 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-12-08 09:22:58,665 INFO L448 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-12-08 09:22:58,665 INFO L451 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-12-08 09:22:58,665 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 152 163) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-08 09:22:58,665 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2018-12-08 09:22:58,665 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 152 163) no Hoare annotation was computed. [2018-12-08 09:22:58,665 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-12-08 09:22:58,665 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-12-08 09:22:58,665 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 09:22:58,665 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-08 09:22:58,666 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 09:22:58,666 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 09:22:58,666 INFO L448 ceAbstractionStarter]: For program point L770-1(line 770) no Hoare annotation was computed. [2018-12-08 09:22:58,666 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 764 788) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 (< ~waterLevel~0 1) .cse3 (not (= ~methaneLevelCritical~0 0))) (or (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)) .cse3))) [2018-12-08 09:22:58,666 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 785) no Hoare annotation was computed. [2018-12-08 09:22:58,666 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 764 788) no Hoare annotation was computed. [2018-12-08 09:22:58,666 INFO L444 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (< ~waterLevel~0 1)))) [2018-12-08 09:22:58,666 INFO L448 ceAbstractionStarter]: For program point L783-1(lines 764 788) no Hoare annotation was computed. [2018-12-08 09:22:58,666 INFO L444 ceAbstractionStarter]: At program point L778(line 778) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 (< ~waterLevel~0 1)) (or (or .cse0 .cse1 (< ~waterLevel~0 2) .cse3) .cse2) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse3 .cse2))) [2018-12-08 09:22:58,666 INFO L444 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~waterLevel~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~systemActive~0 0)) (.cse4 (< ~waterLevel~0 2)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse2 .cse3 .cse5 .cse6) (or .cse1 .cse2 .cse3 .cse5) (or .cse0 (or .cse2 .cse3 .cse4 .cse6)))) [2018-12-08 09:22:58,666 INFO L448 ceAbstractionStarter]: For program point L772(lines 772 780) no Hoare annotation was computed. [2018-12-08 09:22:58,667 INFO L444 ceAbstractionStarter]: At program point L770(line 770) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 (< ~waterLevel~0 1) .cse3 (not (= ~methaneLevelCritical~0 0))) (or (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)) .cse3))) [2018-12-08 09:22:58,667 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 958 965) no Hoare annotation was computed. [2018-12-08 09:22:58,667 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 958 965) the Hoare annotation is: true [2018-12-08 09:22:58,667 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 958 965) no Hoare annotation was computed. [2018-12-08 09:22:58,667 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 164 175) no Hoare annotation was computed. [2018-12-08 09:22:58,667 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 164 175) no Hoare annotation was computed. [2018-12-08 09:22:58,667 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 164 175) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< |old(~waterLevel~0)| 1) .cse2) (or .cse0 .cse1 (= ~systemActive~0 0) .cse3))) [2018-12-08 09:22:58,667 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 647 654) no Hoare annotation was computed. [2018-12-08 09:22:58,667 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 647 654) the Hoare annotation is: true [2018-12-08 09:22:58,667 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 647 654) no Hoare annotation was computed. [2018-12-08 09:22:58,667 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 651) no Hoare annotation was computed. [2018-12-08 09:22:58,667 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 255 279) the Hoare annotation is: true [2018-12-08 09:22:58,668 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 255 279) no Hoare annotation was computed. [2018-12-08 09:22:58,668 INFO L444 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (< ~waterLevel~0 1)) (or .cse2 .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse1))) [2018-12-08 09:22:58,668 INFO L448 ceAbstractionStarter]: For program point L267(lines 267 273) no Hoare annotation was computed. [2018-12-08 09:22:58,668 INFO L444 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse1))) [2018-12-08 09:22:58,668 INFO L448 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2018-12-08 09:22:58,668 INFO L448 ceAbstractionStarter]: For program point L263(lines 263 276) no Hoare annotation was computed. [2018-12-08 09:22:58,668 INFO L448 ceAbstractionStarter]: For program point L263-1(lines 255 279) no Hoare annotation was computed. [2018-12-08 09:22:58,668 INFO L451 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: true [2018-12-08 09:22:58,668 INFO L448 ceAbstractionStarter]: For program point L261-1(line 261) no Hoare annotation was computed. [2018-12-08 09:22:58,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 09:22:58 BoogieIcfgContainer [2018-12-08 09:22:58,678 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 09:22:58,679 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 09:22:58,679 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 09:22:58,679 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 09:22:58,679 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:22:51" (3/4) ... [2018-12-08 09:22:58,682 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-08 09:22:58,688 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-08 09:22:58,689 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-08 09:22:58,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 09:22:58,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-08 09:22:58,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 09:22:58,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-08 09:22:58,690 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-12-08 09:22:58,696 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-08 09:22:58,696 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-08 09:22:58,696 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-08 09:22:58,696 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 09:22:58,697 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 09:22:58,697 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 09:22:58,718 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(systemActive) == 1) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-08 09:22:58,718 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-08 09:22:58,741 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2ff1b247-4ca2-4ba8-9d0a-5ae61a7f815a/bin-2019/uautomizer/witness.graphml [2018-12-08 09:22:58,741 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 09:22:58,742 INFO L168 Benchmark]: Toolchain (without parser) took 8361.60 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 403.2 MB). Free memory was 951.7 MB in the beginning and 999.7 MB in the end (delta: -48.0 MB). Peak memory consumption was 355.2 MB. Max. memory is 11.5 GB. [2018-12-08 09:22:58,742 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 09:22:58,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -165.6 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-12-08 09:22:58,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.58 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. [2018-12-08 09:22:58,742 INFO L168 Benchmark]: Boogie Preprocessor took 22.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-08 09:22:58,743 INFO L168 Benchmark]: RCFGBuilder took 326.92 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2018-12-08 09:22:58,743 INFO L168 Benchmark]: TraceAbstraction took 7640.17 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 272.6 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.4 MB). Peak memory consumption was 556.9 MB. Max. memory is 11.5 GB. [2018-12-08 09:22:58,743 INFO L168 Benchmark]: Witness Printer took 62.33 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 999.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2018-12-08 09:22:58,744 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 286.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -165.6 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.58 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 22.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 326.92 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7640.17 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 272.6 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.4 MB). Peak memory consumption was 556.9 MB. Max. memory is 11.5 GB. * Witness Printer took 62.33 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 999.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 651]: 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: 667]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 163 locations, 1 error locations. SAFE Result, 7.5s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 2.9s AutomataDifference, 0.0s DeadEndRemovalTime, 2.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2207 SDtfs, 2160 SDslu, 7290 SDs, 0 SdLazy, 3514 SolverSat, 906 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 401 GetRequests, 296 SyntacticMatches, 2 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3431occurred 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: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 927 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 4533 PreInvPairs, 4738 NumberOfFragments, 2258 HoareAnnotationTreeSize, 4533 FomulaSimplifications, 12455 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 68 FomulaSimplificationsInter, 19461 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1237 NumberOfCodeBlocks, 1237 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1224 ConstructedInterpolants, 0 QuantifiedInterpolants, 224986 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1642 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 114/120 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...