./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product55_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_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product55_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/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 d3b2c25dcf3994b536a04bc5bf3e1c9a29f5c50b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:50:33,743 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:50:33,744 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:50:33,750 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:50:33,750 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:50:33,750 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:50:33,751 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:50:33,752 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:50:33,753 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:50:33,753 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:50:33,753 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:50:33,754 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:50:33,754 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:50:33,755 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:50:33,755 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:50:33,756 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:50:33,756 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:50:33,757 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:50:33,758 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:50:33,759 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:50:33,759 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:50:33,760 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:50:33,761 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:50:33,761 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:50:33,761 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:50:33,761 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:50:33,762 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:50:33,762 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:50:33,763 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:50:33,763 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:50:33,763 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:50:33,764 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:50:33,764 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:50:33,764 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:50:33,765 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:50:33,765 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:50:33,765 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 09:50:33,772 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:50:33,772 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:50:33,772 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:50:33,773 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 09:50:33,773 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:50:33,773 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:50:33,773 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 09:50:33,773 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:50:33,774 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:50:33,774 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:50:33,774 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:50:33,774 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:50:33,774 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:50:33,774 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:50:33,774 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:50:33,774 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:50:33,775 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:50:33,775 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:50:33,775 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:50:33,775 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:50:33,775 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 09:50:33,775 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:50:33,775 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 09:50:33,775 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 09:50:33,776 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:50:33,776 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:50:33,776 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:50:33,776 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 09:50:33,776 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:50:33,776 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:50:33,776 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_deaf6f23-8ae6-4099-851e-49a3037946df/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 -> d3b2c25dcf3994b536a04bc5bf3e1c9a29f5c50b [2018-12-09 09:50:33,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:50:33,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:50:33,802 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:50:33,803 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:50:33,804 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:50:33,804 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product55_true-unreach-call_false-termination.cil.c [2018-12-09 09:50:33,839 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/data/9a9e1e4b5/c880719659e047e198d97f153cd18529/FLAG53537a631 [2018-12-09 09:50:34,206 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:50:34,207 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/sv-benchmarks/c/product-lines/minepump_spec2_product55_true-unreach-call_false-termination.cil.c [2018-12-09 09:50:34,213 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/data/9a9e1e4b5/c880719659e047e198d97f153cd18529/FLAG53537a631 [2018-12-09 09:50:34,567 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/data/9a9e1e4b5/c880719659e047e198d97f153cd18529 [2018-12-09 09:50:34,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:50:34,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:50:34,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:50:34,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:50:34,578 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:50:34,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:50:34" (1/1) ... [2018-12-09 09:50:34,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc91719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34, skipping insertion in model container [2018-12-09 09:50:34,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:50:34" (1/1) ... [2018-12-09 09:50:34,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:50:34,605 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:50:34,755 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:50:34,763 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:50:34,844 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:50:34,860 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:50:34,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34 WrapperNode [2018-12-09 09:50:34,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:50:34,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:50:34,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:50:34,861 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:50:34,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34" (1/1) ... [2018-12-09 09:50:34,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34" (1/1) ... [2018-12-09 09:50:34,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:50:34,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:50:34,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:50:34,882 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:50:34,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34" (1/1) ... [2018-12-09 09:50:34,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34" (1/1) ... [2018-12-09 09:50:34,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34" (1/1) ... [2018-12-09 09:50:34,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34" (1/1) ... [2018-12-09 09:50:34,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34" (1/1) ... [2018-12-09 09:50:34,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34" (1/1) ... [2018-12-09 09:50:34,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34" (1/1) ... [2018-12-09 09:50:34,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:50:34,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:50:34,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:50:34,904 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:50:34,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/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 [2018-12-09 09:50:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 09:50:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 09:50:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 09:50:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 09:50:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-09 09:50:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-09 09:50:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 09:50:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 09:50:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 09:50:34,938 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 09:50:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 09:50:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 09:50:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 09:50:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-09 09:50:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-09 09:50:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 09:50:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 09:50:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 09:50:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 09:50:34,939 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 09:50:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 09:50:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-12-09 09:50:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-12-09 09:50:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-12-09 09:50:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-12-09 09:50:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-09 09:50:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-09 09:50:34,940 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-09 09:50:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-09 09:50:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 09:50:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 09:50:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 09:50:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 09:50:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 09:50:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 09:50:34,941 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 09:50:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 09:50:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 09:50:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 09:50:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 09:50:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 09:50:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 09:50:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 09:50:34,942 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-09 09:50:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-09 09:50:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 09:50:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 09:50:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 09:50:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 09:50:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 09:50:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 09:50:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 09:50:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 09:50:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 09:50:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 09:50:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 09:50:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 09:50:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 09:50:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 09:50:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 09:50:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 09:50:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 09:50:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:50:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:50:35,243 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:50:35,243 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 09:50:35,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:50:35 BoogieIcfgContainer [2018-12-09 09:50:35,243 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:50:35,244 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 09:50:35,244 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 09:50:35,246 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 09:50:35,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 09:50:34" (1/3) ... [2018-12-09 09:50:35,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5affd03f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:50:35, skipping insertion in model container [2018-12-09 09:50:35,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:50:34" (2/3) ... [2018-12-09 09:50:35,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5affd03f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:50:35, skipping insertion in model container [2018-12-09 09:50:35,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:50:35" (3/3) ... [2018-12-09 09:50:35,248 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product55_true-unreach-call_false-termination.cil.c [2018-12-09 09:50:35,254 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 09:50:35,259 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 09:50:35,268 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 09:50:35,287 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 09:50:35,287 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 09:50:35,287 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 09:50:35,287 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 09:50:35,288 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 09:50:35,288 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 09:50:35,288 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 09:50:35,288 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 09:50:35,288 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 09:50:35,300 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2018-12-09 09:50:35,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 09:50:35,306 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:35,306 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:50:35,307 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:35,311 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:35,311 INFO L82 PathProgramCache]: Analyzing trace with hash 2089715448, now seen corresponding path program 1 times [2018-12-09 09:50:35,312 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:35,312 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:35,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:35,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:35,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:35,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:35,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:50:35,454 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:50:35,454 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 09:50:35,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 09:50:35,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 09:50:35,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 09:50:35,465 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 2 states. [2018-12-09 09:50:35,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:35,490 INFO L93 Difference]: Finished difference Result 304 states and 381 transitions. [2018-12-09 09:50:35,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 09:50:35,490 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-12-09 09:50:35,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:35,498 INFO L225 Difference]: With dead ends: 304 [2018-12-09 09:50:35,498 INFO L226 Difference]: Without dead ends: 154 [2018-12-09 09:50:35,500 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 [2018-12-09 09:50:35,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-12-09 09:50:35,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2018-12-09 09:50:35,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2018-12-09 09:50:35,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 184 transitions. [2018-12-09 09:50:35,532 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 184 transitions. Word has length 51 [2018-12-09 09:50:35,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:35,532 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 184 transitions. [2018-12-09 09:50:35,532 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 09:50:35,532 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 184 transitions. [2018-12-09 09:50:35,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 09:50:35,534 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:35,534 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] [2018-12-09 09:50:35,534 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:35,534 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:35,534 INFO L82 PathProgramCache]: Analyzing trace with hash 376815419, now seen corresponding path program 1 times [2018-12-09 09:50:35,534 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:35,535 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:35,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:35,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:35,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:35,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:50:35,591 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:50:35,591 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 09:50:35,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:50:35,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:50:35,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:50:35,593 INFO L87 Difference]: Start difference. First operand 154 states and 184 transitions. Second operand 3 states. [2018-12-09 09:50:35,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:35,607 INFO L93 Difference]: Finished difference Result 247 states and 295 transitions. [2018-12-09 09:50:35,608 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:50:35,608 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-09 09:50:35,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:35,609 INFO L225 Difference]: With dead ends: 247 [2018-12-09 09:50:35,609 INFO L226 Difference]: Without dead ends: 145 [2018-12-09 09:50:35,610 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 [2018-12-09 09:50:35,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-12-09 09:50:35,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-12-09 09:50:35,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-12-09 09:50:35,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 172 transitions. [2018-12-09 09:50:35,618 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 172 transitions. Word has length 52 [2018-12-09 09:50:35,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:35,618 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 172 transitions. [2018-12-09 09:50:35,618 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:50:35,618 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 172 transitions. [2018-12-09 09:50:35,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 09:50:35,619 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:35,619 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] [2018-12-09 09:50:35,620 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:35,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:35,620 INFO L82 PathProgramCache]: Analyzing trace with hash 2083474303, now seen corresponding path program 1 times [2018-12-09 09:50:35,620 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:35,620 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:35,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:35,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:35,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:35,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:50:35,702 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:50:35,703 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 09:50:35,703 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 09:50:35,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 09:50:35,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:50:35,704 INFO L87 Difference]: Start difference. First operand 145 states and 172 transitions. Second operand 7 states. [2018-12-09 09:50:36,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:36,007 INFO L93 Difference]: Finished difference Result 430 states and 528 transitions. [2018-12-09 09:50:36,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 09:50:36,008 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-12-09 09:50:36,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:36,011 INFO L225 Difference]: With dead ends: 430 [2018-12-09 09:50:36,011 INFO L226 Difference]: Without dead ends: 313 [2018-12-09 09:50:36,012 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 [2018-12-09 09:50:36,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2018-12-09 09:50:36,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 305. [2018-12-09 09:50:36,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2018-12-09 09:50:36,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 374 transitions. [2018-12-09 09:50:36,040 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 374 transitions. Word has length 56 [2018-12-09 09:50:36,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:36,040 INFO L480 AbstractCegarLoop]: Abstraction has 305 states and 374 transitions. [2018-12-09 09:50:36,040 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 09:50:36,040 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 374 transitions. [2018-12-09 09:50:36,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 09:50:36,042 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:36,043 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:50:36,043 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:36,043 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:36,043 INFO L82 PathProgramCache]: Analyzing trace with hash -139237271, now seen corresponding path program 1 times [2018-12-09 09:50:36,043 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:36,043 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:36,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:36,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:36,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:36,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:50:36,117 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:50:36,117 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 09:50:36,117 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 09:50:36,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 09:50:36,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 09:50:36,118 INFO L87 Difference]: Start difference. First operand 305 states and 374 transitions. Second operand 6 states. [2018-12-09 09:50:36,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:36,255 INFO L93 Difference]: Finished difference Result 841 states and 1056 transitions. [2018-12-09 09:50:36,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 09:50:36,255 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-12-09 09:50:36,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:36,258 INFO L225 Difference]: With dead ends: 841 [2018-12-09 09:50:36,258 INFO L226 Difference]: Without dead ends: 564 [2018-12-09 09:50:36,259 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 [2018-12-09 09:50:36,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2018-12-09 09:50:36,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 558. [2018-12-09 09:50:36,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2018-12-09 09:50:36,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 688 transitions. [2018-12-09 09:50:36,282 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 688 transitions. Word has length 62 [2018-12-09 09:50:36,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:36,282 INFO L480 AbstractCegarLoop]: Abstraction has 558 states and 688 transitions. [2018-12-09 09:50:36,282 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 09:50:36,282 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 688 transitions. [2018-12-09 09:50:36,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 09:50:36,284 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:36,284 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:50:36,284 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:36,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:36,284 INFO L82 PathProgramCache]: Analyzing trace with hash 1489152805, now seen corresponding path program 1 times [2018-12-09 09:50:36,284 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:36,284 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:36,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:36,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:36,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:36,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:50:36,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:50:36,347 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 09:50:36,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 09:50:36,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 09:50:36,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:50:36,347 INFO L87 Difference]: Start difference. First operand 558 states and 688 transitions. Second operand 7 states. [2018-12-09 09:50:36,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:36,760 INFO L93 Difference]: Finished difference Result 1437 states and 1898 transitions. [2018-12-09 09:50:36,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 09:50:36,760 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-12-09 09:50:36,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:36,764 INFO L225 Difference]: With dead ends: 1437 [2018-12-09 09:50:36,764 INFO L226 Difference]: Without dead ends: 907 [2018-12-09 09:50:36,765 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 [2018-12-09 09:50:36,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2018-12-09 09:50:36,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 811. [2018-12-09 09:50:36,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2018-12-09 09:50:36,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 991 transitions. [2018-12-09 09:50:36,811 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 991 transitions. Word has length 66 [2018-12-09 09:50:36,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:36,811 INFO L480 AbstractCegarLoop]: Abstraction has 811 states and 991 transitions. [2018-12-09 09:50:36,811 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 09:50:36,811 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 991 transitions. [2018-12-09 09:50:36,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 09:50:36,813 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:36,813 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:50:36,813 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:36,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:36,813 INFO L82 PathProgramCache]: Analyzing trace with hash 344345668, now seen corresponding path program 1 times [2018-12-09 09:50:36,813 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:36,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:36,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:36,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:36,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:36,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:50:36,856 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:50:36,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 09:50:36,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 09:50:36,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 09:50:36,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 09:50:36,857 INFO L87 Difference]: Start difference. First operand 811 states and 991 transitions. Second operand 6 states. [2018-12-09 09:50:36,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:36,890 INFO L93 Difference]: Finished difference Result 1614 states and 2012 transitions. [2018-12-09 09:50:36,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 09:50:36,891 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-12-09 09:50:36,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:36,893 INFO L225 Difference]: With dead ends: 1614 [2018-12-09 09:50:36,893 INFO L226 Difference]: Without dead ends: 831 [2018-12-09 09:50:36,895 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 [2018-12-09 09:50:36,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2018-12-09 09:50:36,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 831. [2018-12-09 09:50:36,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 831 states. [2018-12-09 09:50:36,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 831 states and 1011 transitions. [2018-12-09 09:50:36,921 INFO L78 Accepts]: Start accepts. Automaton has 831 states and 1011 transitions. Word has length 93 [2018-12-09 09:50:36,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:36,921 INFO L480 AbstractCegarLoop]: Abstraction has 831 states and 1011 transitions. [2018-12-09 09:50:36,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 09:50:36,922 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1011 transitions. [2018-12-09 09:50:36,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 09:50:36,923 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:36,923 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:50:36,924 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:36,924 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:36,924 INFO L82 PathProgramCache]: Analyzing trace with hash 271959110, now seen corresponding path program 1 times [2018-12-09 09:50:36,924 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:36,924 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:36,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:36,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:36,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:36,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:50:36,978 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:50:36,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 09:50:36,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 09:50:36,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 09:50:36,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 09:50:36,978 INFO L87 Difference]: Start difference. First operand 831 states and 1011 transitions. Second operand 8 states. [2018-12-09 09:50:37,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:37,010 INFO L93 Difference]: Finished difference Result 1662 states and 2098 transitions. [2018-12-09 09:50:37,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 09:50:37,011 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2018-12-09 09:50:37,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:37,013 INFO L225 Difference]: With dead ends: 1662 [2018-12-09 09:50:37,013 INFO L226 Difference]: Without dead ends: 859 [2018-12-09 09:50:37,014 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 [2018-12-09 09:50:37,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2018-12-09 09:50:37,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 847. [2018-12-09 09:50:37,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 847 states. [2018-12-09 09:50:37,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1027 transitions. [2018-12-09 09:50:37,038 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1027 transitions. Word has length 93 [2018-12-09 09:50:37,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:37,038 INFO L480 AbstractCegarLoop]: Abstraction has 847 states and 1027 transitions. [2018-12-09 09:50:37,038 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 09:50:37,038 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1027 transitions. [2018-12-09 09:50:37,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 09:50:37,039 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:37,039 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:50:37,040 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:37,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:37,040 INFO L82 PathProgramCache]: Analyzing trace with hash 601724871, now seen corresponding path program 1 times [2018-12-09 09:50:37,040 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:37,040 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:37,040 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:37,040 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:37,040 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:37,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:37,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:50:37,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:50:37,074 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 09:50:37,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 09:50:37,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 09:50:37,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 09:50:37,075 INFO L87 Difference]: Start difference. First operand 847 states and 1027 transitions. Second operand 4 states. [2018-12-09 09:50:37,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:37,240 INFO L93 Difference]: Finished difference Result 2733 states and 3478 transitions. [2018-12-09 09:50:37,241 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 09:50:37,241 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-12-09 09:50:37,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:37,246 INFO L225 Difference]: With dead ends: 2733 [2018-12-09 09:50:37,246 INFO L226 Difference]: Without dead ends: 1914 [2018-12-09 09:50:37,248 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 [2018-12-09 09:50:37,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1914 states. [2018-12-09 09:50:37,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1914 to 1883. [2018-12-09 09:50:37,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1883 states. [2018-12-09 09:50:37,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1883 states and 2343 transitions. [2018-12-09 09:50:37,309 INFO L78 Accepts]: Start accepts. Automaton has 1883 states and 2343 transitions. Word has length 93 [2018-12-09 09:50:37,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:37,309 INFO L480 AbstractCegarLoop]: Abstraction has 1883 states and 2343 transitions. [2018-12-09 09:50:37,310 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 09:50:37,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2343 transitions. [2018-12-09 09:50:37,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 09:50:37,311 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:37,311 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:50:37,312 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:37,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:37,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1855468717, now seen corresponding path program 1 times [2018-12-09 09:50:37,312 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:37,312 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:37,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:37,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:37,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:37,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:50:37,352 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:50:37,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 09:50:37,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:50:37,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:50:37,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:50:37,353 INFO L87 Difference]: Start difference. First operand 1883 states and 2343 transitions. Second operand 3 states. [2018-12-09 09:50:37,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:37,437 INFO L93 Difference]: Finished difference Result 3058 states and 3917 transitions. [2018-12-09 09:50:37,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:50:37,437 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2018-12-09 09:50:37,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:37,446 INFO L225 Difference]: With dead ends: 3058 [2018-12-09 09:50:37,446 INFO L226 Difference]: Without dead ends: 3055 [2018-12-09 09:50:37,459 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:50:37,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3055 states. [2018-12-09 09:50:37,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3055 to 2895. [2018-12-09 09:50:37,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2895 states. [2018-12-09 09:50:37,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2895 states and 3721 transitions. [2018-12-09 09:50:37,551 INFO L78 Accepts]: Start accepts. Automaton has 2895 states and 3721 transitions. Word has length 97 [2018-12-09 09:50:37,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:37,551 INFO L480 AbstractCegarLoop]: Abstraction has 2895 states and 3721 transitions. [2018-12-09 09:50:37,551 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:50:37,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3721 transitions. [2018-12-09 09:50:37,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 09:50:37,556 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:37,556 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:50:37,557 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:37,557 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:37,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1686558985, now seen corresponding path program 1 times [2018-12-09 09:50:37,557 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:37,557 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:37,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:37,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:37,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:37,617 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 16 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 09:50:37,618 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:50:37,618 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/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 [2018-12-09 09:50:37,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:37,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:50:37,751 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:50:37,777 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 09:50:37,777 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-12-09 09:50:37,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 09:50:37,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 09:50:37,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 09:50:37,778 INFO L87 Difference]: Start difference. First operand 2895 states and 3721 transitions. Second operand 6 states. [2018-12-09 09:50:38,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:38,332 INFO L93 Difference]: Finished difference Result 6578 states and 8846 transitions. [2018-12-09 09:50:38,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 09:50:38,332 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 164 [2018-12-09 09:50:38,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:38,344 INFO L225 Difference]: With dead ends: 6578 [2018-12-09 09:50:38,344 INFO L226 Difference]: Without dead ends: 4047 [2018-12-09 09:50:38,350 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 165 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:50:38,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4047 states. [2018-12-09 09:50:38,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4047 to 3991. [2018-12-09 09:50:38,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3991 states. [2018-12-09 09:50:38,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 3991 states and 5056 transitions. [2018-12-09 09:50:38,506 INFO L78 Accepts]: Start accepts. Automaton has 3991 states and 5056 transitions. Word has length 164 [2018-12-09 09:50:38,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:38,506 INFO L480 AbstractCegarLoop]: Abstraction has 3991 states and 5056 transitions. [2018-12-09 09:50:38,506 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 09:50:38,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3991 states and 5056 transitions. [2018-12-09 09:50:38,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 09:50:38,511 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:38,511 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:50:38,512 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:38,512 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:38,512 INFO L82 PathProgramCache]: Analyzing trace with hash -765130853, now seen corresponding path program 1 times [2018-12-09 09:50:38,512 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:38,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:38,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:38,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:38,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:38,630 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-09 09:50:38,630 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:50:38,630 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/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 [2018-12-09 09:50:38,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:38,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:50:38,839 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 52 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 09:50:38,855 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-09 09:50:38,855 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7] total 18 [2018-12-09 09:50:38,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-09 09:50:38,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-09 09:50:38,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=268, Unknown=0, NotChecked=0, Total=306 [2018-12-09 09:50:38,856 INFO L87 Difference]: Start difference. First operand 3991 states and 5056 transitions. Second operand 18 states. [2018-12-09 09:50:40,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:40,961 INFO L93 Difference]: Finished difference Result 8556 states and 12024 transitions. [2018-12-09 09:50:40,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-12-09 09:50:40,962 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 175 [2018-12-09 09:50:40,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:40,976 INFO L225 Difference]: With dead ends: 8556 [2018-12-09 09:50:40,976 INFO L226 Difference]: Without dead ends: 4593 [2018-12-09 09:50:40,984 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 188 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=373, Invalid=1789, Unknown=0, NotChecked=0, Total=2162 [2018-12-09 09:50:40,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4593 states. [2018-12-09 09:50:41,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4593 to 3437. [2018-12-09 09:50:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3437 states. [2018-12-09 09:50:41,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 3437 states and 4131 transitions. [2018-12-09 09:50:41,131 INFO L78 Accepts]: Start accepts. Automaton has 3437 states and 4131 transitions. Word has length 175 [2018-12-09 09:50:41,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:41,131 INFO L480 AbstractCegarLoop]: Abstraction has 3437 states and 4131 transitions. [2018-12-09 09:50:41,131 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-09 09:50:41,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 4131 transitions. [2018-12-09 09:50:41,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 09:50:41,136 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:41,136 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:50:41,136 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:41,137 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:41,137 INFO L82 PathProgramCache]: Analyzing trace with hash 783475155, now seen corresponding path program 1 times [2018-12-09 09:50:41,137 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:41,137 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:41,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:41,138 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:41,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:41,204 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 09:50:41,204 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:50:41,204 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 09:50:41,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:41,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:50:41,317 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:50:41,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 09:50:41,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-12-09 09:50:41,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 09:50:41,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 09:50:41,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-09 09:50:41,334 INFO L87 Difference]: Start difference. First operand 3437 states and 4131 transitions. Second operand 8 states. [2018-12-09 09:50:41,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:41,525 INFO L93 Difference]: Finished difference Result 5773 states and 7012 transitions. [2018-12-09 09:50:41,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 09:50:41,525 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 160 [2018-12-09 09:50:41,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:41,532 INFO L225 Difference]: With dead ends: 5773 [2018-12-09 09:50:41,532 INFO L226 Difference]: Without dead ends: 3212 [2018-12-09 09:50:41,536 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-09 09:50:41,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3212 states. [2018-12-09 09:50:41,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3212 to 3204. [2018-12-09 09:50:41,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3204 states. [2018-12-09 09:50:41,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 3204 states and 3737 transitions. [2018-12-09 09:50:41,638 INFO L78 Accepts]: Start accepts. Automaton has 3204 states and 3737 transitions. Word has length 160 [2018-12-09 09:50:41,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:41,639 INFO L480 AbstractCegarLoop]: Abstraction has 3204 states and 3737 transitions. [2018-12-09 09:50:41,639 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 09:50:41,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3204 states and 3737 transitions. [2018-12-09 09:50:41,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 09:50:41,643 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:50:41,643 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:50:41,643 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:50:41,643 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:50:41,643 INFO L82 PathProgramCache]: Analyzing trace with hash 1445130694, now seen corresponding path program 1 times [2018-12-09 09:50:41,643 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:50:41,643 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:50:41,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:41,644 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:50:41,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:50:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:50:41,680 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 09:50:41,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:50:41,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 09:50:41,680 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:50:41,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:50:41,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:50:41,681 INFO L87 Difference]: Start difference. First operand 3204 states and 3737 transitions. Second operand 3 states. [2018-12-09 09:50:41,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:50:41,744 INFO L93 Difference]: Finished difference Result 3850 states and 4512 transitions. [2018-12-09 09:50:41,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:50:41,744 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 170 [2018-12-09 09:50:41,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:50:41,745 INFO L225 Difference]: With dead ends: 3850 [2018-12-09 09:50:41,745 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 09:50:41,748 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 [2018-12-09 09:50:41,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 09:50:41,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 09:50:41,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 09:50:41,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 09:50:41,749 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 170 [2018-12-09 09:50:41,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:50:41,749 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 09:50:41,749 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:50:41,749 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 09:50:41,749 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 09:50:41,752 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 09:50:41,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:41,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:42,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:50:43,146 WARN L180 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 61 [2018-12-09 09:50:43,554 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2018-12-09 09:50:43,810 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2018-12-09 09:50:44,124 WARN L180 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 47 [2018-12-09 09:50:44,341 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 33 [2018-12-09 09:50:44,512 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 36 [2018-12-09 09:50:44,674 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 39 [2018-12-09 09:50:45,023 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 36 [2018-12-09 09:50:45,389 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 48 [2018-12-09 09:50:45,659 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 49 [2018-12-09 09:50:46,759 WARN L180 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 73 [2018-12-09 09:50:46,909 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 32 [2018-12-09 09:50:47,098 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 42 [2018-12-09 09:50:47,249 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2018-12-09 09:50:47,733 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 40 [2018-12-09 09:50:48,116 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 51 [2018-12-09 09:50:48,344 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 39 [2018-12-09 09:50:48,591 WARN L180 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 52 [2018-12-09 09:50:48,592 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-12-09 09:50:48,593 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-12-09 09:50:48,593 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-12-09 09:50:48,593 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-12-09 09:50:48,593 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-12-09 09:50:48,593 INFO L444 ceAbstractionStarter]: At program point L993(line 993) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:50:48,593 INFO L444 ceAbstractionStarter]: At program point L993-1(line 993) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:50:48,593 INFO L448 ceAbstractionStarter]: For program point L991(lines 991 998) no Hoare annotation was computed. [2018-12-09 09:50:48,593 INFO L448 ceAbstractionStarter]: For program point L991-1(lines 991 998) no Hoare annotation was computed. [2018-12-09 09:50:48,593 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 981 1003) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:50:48,593 INFO L448 ceAbstractionStarter]: For program point L989(line 989) no Hoare annotation was computed. [2018-12-09 09:50:48,593 INFO L444 ceAbstractionStarter]: At program point L988(line 988) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:50:48,594 INFO L444 ceAbstractionStarter]: At program point L987(line 987) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:50:48,594 INFO L444 ceAbstractionStarter]: At program point L987-1(line 987) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:50:48,594 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 981 1003) no Hoare annotation was computed. [2018-12-09 09:50:48,594 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 981 1003) no Hoare annotation was computed. [2018-12-09 09:50:48,594 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 486 500) no Hoare annotation was computed. [2018-12-09 09:50:48,594 INFO L444 ceAbstractionStarter]: At program point L492(line 492) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse8 (not (= ~systemActive~0 0)))) (let ((.cse5 (and .cse8 (= ~pumpRunning~0 1))) (.cse7 (or .cse1 (< ~waterLevel~0 2))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse12 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse9 (< 1 ~waterLevel~0)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= |old(~systemActive~0)| 1))) (.cse11 (= ~systemActive~0 1)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2 .cse3) .cse4 .cse5) (or .cse5 .cse4 (or .cse1 .cse2 .cse3 .cse6)) (or .cse7 .cse2 .cse4 (and .cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse6) (or .cse0 .cse9 .cse4 .cse10 .cse11 .cse3) (or .cse0 .cse2 .cse5 .cse4 .cse7) (or .cse12 .cse2 .cse3 .cse6) (or .cse0 .cse12 .cse2 .cse3) (or .cse9 .cse4 .cse10 .cse11 .cse3 .cse6)))) [2018-12-09 09:50:48,594 INFO L448 ceAbstractionStarter]: For program point L490(lines 490 496) no Hoare annotation was computed. [2018-12-09 09:50:48,594 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 486 500) the Hoare annotation is: (let ((.cse15 (= ~systemActive~0 0))) (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse8 (not .cse15))) (let ((.cse5 (and .cse8 (= ~pumpRunning~0 1))) (.cse7 (or .cse1 (< ~waterLevel~0 2))) (.cse10 (< 1 ~waterLevel~0)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse11 (not (= |old(~systemActive~0)| 1))) (.cse12 (= ~systemActive~0 1)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse13 (not .cse1)) (.cse14 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2 .cse3) .cse4 .cse5) (or .cse5 .cse4 (or .cse1 .cse2 .cse3 .cse6)) (or .cse7 .cse2 .cse4 (and .cse8 .cse9) .cse6) (or .cse0 .cse10 .cse4 .cse11 .cse12 .cse3) (or .cse13 .cse14 .cse2 .cse15 .cse3 .cse6) (or .cse0 .cse14 .cse2 .cse9 .cse3) (or .cse0 .cse2 .cse5 .cse4 .cse7) (or .cse10 .cse4 .cse11 .cse12 .cse3 .cse6) (or .cse0 .cse13 .cse15 .cse14 .cse2 .cse3) (or .cse14 .cse2 .cse9 .cse3 .cse6))))) [2018-12-09 09:50:48,594 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 486 500) no Hoare annotation was computed. [2018-12-09 09:50:48,594 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 403 411) no Hoare annotation was computed. [2018-12-09 09:50:48,594 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 403 411) the Hoare annotation is: true [2018-12-09 09:50:48,594 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 403 411) no Hoare annotation was computed. [2018-12-09 09:50:48,595 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 480) no Hoare annotation was computed. [2018-12-09 09:50:48,595 INFO L451 ceAbstractionStarter]: At program point L474(line 474) the Hoare annotation is: true [2018-12-09 09:50:48,595 INFO L448 ceAbstractionStarter]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2018-12-09 09:50:48,595 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2018-12-09 09:50:48,595 INFO L448 ceAbstractionStarter]: For program point L474-1(line 474) no Hoare annotation was computed. [2018-12-09 09:50:48,595 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2018-12-09 09:50:48,595 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2018-12-09 09:50:48,595 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-12-09 09:50:48,595 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-12-09 09:50:48,595 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 970 980) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:50:48,595 INFO L444 ceAbstractionStarter]: At program point L975(line 975) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:50:48,595 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 970 980) no Hoare annotation was computed. [2018-12-09 09:50:48,595 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 970 980) no Hoare annotation was computed. [2018-12-09 09:50:48,595 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 392 402) the Hoare annotation is: true [2018-12-09 09:50:48,595 INFO L451 ceAbstractionStarter]: At program point L397(line 397) the Hoare annotation is: true [2018-12-09 09:50:48,595 INFO L448 ceAbstractionStarter]: For program point L397-1(line 397) no Hoare annotation was computed. [2018-12-09 09:50:48,595 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 392 402) no Hoare annotation was computed. [2018-12-09 09:50:48,596 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 392 402) no Hoare annotation was computed. [2018-12-09 09:50:48,596 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 384 391) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 0))) (let ((.cse2 (= ~pumpRunning~0 1)) (.cse6 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (or .cse5 (< ~waterLevel~0 2))) (.cse1 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse0 .cse5 .cse1 .cse6) .cse3 .cse2) (or .cse2 .cse3 (or .cse5 .cse1 .cse6 .cse7)) (or .cse4 .cse1 .cse3 .cse8 .cse7) (or .cse0 .cse9 .cse3 .cse10 .cse8) (or .cse8 .cse9 .cse3 .cse10 .cse7)))) [2018-12-09 09:50:48,596 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 384 391) no Hoare annotation was computed. [2018-12-09 09:50:48,596 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 384 391) no Hoare annotation was computed. [2018-12-09 09:50:48,596 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 351 375) no Hoare annotation was computed. [2018-12-09 09:50:48,596 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 351 375) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (< 1 ~waterLevel~0)) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse7 .cse8 .cse3 .cse0) (or .cse0 .cse7 .cse8 .cse3 .cse5))) [2018-12-09 09:50:48,596 INFO L444 ceAbstractionStarter]: At program point L370(line 370) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse7 (not (= ~methAndRunningLastTime~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse2 .cse7 .cse3) (or .cse8 .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse8 .cse0 .cse1 .cse2))) [2018-12-09 09:50:48,596 INFO L448 ceAbstractionStarter]: For program point L370-1(lines 351 375) no Hoare annotation was computed. [2018-12-09 09:50:48,596 INFO L444 ceAbstractionStarter]: At program point L365(line 365) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse6 .cse7 .cse3) (or .cse6 (and (= processEnvironment_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse7 .cse3 .cse5))) [2018-12-09 09:50:48,596 INFO L444 ceAbstractionStarter]: At program point L361(line 361) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 (and (= processEnvironment_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse6 .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse5 .cse6 .cse3 .cse7))) [2018-12-09 09:50:48,596 INFO L448 ceAbstractionStarter]: For program point L359(lines 359 367) no Hoare annotation was computed. [2018-12-09 09:50:48,597 INFO L444 ceAbstractionStarter]: At program point L357(line 357) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse6 .cse7 .cse3 .cse8) (or .cse8 .cse6 .cse7 .cse3 .cse5))) [2018-12-09 09:50:48,597 INFO L448 ceAbstractionStarter]: For program point L357-1(line 357) no Hoare annotation was computed. [2018-12-09 09:50:48,597 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 372) no Hoare annotation was computed. [2018-12-09 09:50:48,597 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 175) no Hoare annotation was computed. [2018-12-09 09:50:48,597 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 165 178) no Hoare annotation was computed. [2018-12-09 09:50:48,597 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 165 178) the Hoare annotation is: true [2018-12-09 09:50:48,597 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 165 178) no Hoare annotation was computed. [2018-12-09 09:50:48,597 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 291 297) no Hoare annotation was computed. [2018-12-09 09:50:48,597 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 291 297) the Hoare annotation is: true [2018-12-09 09:50:48,597 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 192 257) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:50:48,597 INFO L444 ceAbstractionStarter]: At program point L250(lines 201 251) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:50:48,597 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 192 257) no Hoare annotation was computed. [2018-12-09 09:50:48,597 INFO L444 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse7 (<= 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= 0 ~pumpRunning~0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (and .cse0 .cse6 .cse2 .cse4 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (and (and .cse0 .cse7 .cse1 .cse4) .cse2) .cse5) (and (and .cse1 .cse2 .cse8 .cse3 .cse4) .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (and .cse2 (and .cse7 .cse1 .cse4) .cse8) .cse5) (and .cse6 .cse8 .cse4 .cse3 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 09:50:48,597 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 244) no Hoare annotation was computed. [2018-12-09 09:50:48,598 INFO L444 ceAbstractionStarter]: At program point L238-1(lines 232 245) the Hoare annotation is: (let ((.cse10 (<= 2 ~waterLevel~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse8 (= ~pumpRunning~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse9 (= ~systemActive~0 0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse0 .cse1 .cse3 .cse4 .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse7 .cse8 .cse2 .cse3 .cse5 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse9 .cse0 .cse10 .cse1 .cse2 .cse4) (and .cse10 .cse1 .cse8 .cse2 .cse3 .cse4) (and .cse9 .cse6 .cse0 .cse7 .cse4 .cse5) (and .cse6 .cse10 .cse1 .cse8 .cse3 .cse4) (and .cse9 (and .cse6 .cse10 .cse0 .cse1 .cse4)) (and .cse6 .cse1 .cse8 .cse3 .cse5 .cse4) (and .cse9 .cse0 .cse7 .cse2 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 09:50:48,598 INFO L448 ceAbstractionStarter]: For program point L203(lines 202 249) no Hoare annotation was computed. [2018-12-09 09:50:48,598 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 245) no Hoare annotation was computed. [2018-12-09 09:50:48,598 INFO L444 ceAbstractionStarter]: At program point L224(line 224) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (= ~systemActive~0 1)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse2 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse7 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse1 .cse2 .cse7 .cse4 .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse2 .cse8 .cse3 .cse7 .cse4) (and .cse6 .cse2 .cse8 .cse7 .cse5 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 09:50:48,598 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2018-12-09 09:50:48,598 INFO L448 ceAbstractionStarter]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2018-12-09 09:50:48,598 INFO L444 ceAbstractionStarter]: At program point L247(lines 202 249) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse8 (= ~pumpRunning~0 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse7 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse2 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse2 .cse3 .cse7 .cse4 .cse5) (and .cse6 .cse2 .cse8 .cse7 .cse5 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse6 .cse1 .cse2 .cse7 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse2 .cse8 .cse3 .cse7 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 09:50:48,598 INFO L444 ceAbstractionStarter]: At program point L214(line 214) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse7 (= ~pumpRunning~0 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse8 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse2 .cse7 .cse8 .cse4 .cse5) (and .cse0 .cse2 (and .cse6 .cse1 .cse4) .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse1 .cse2 .cse8 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse8 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 2 ~waterLevel~0) .cse2 .cse7 .cse3 .cse8 .cse4))) [2018-12-09 09:50:48,598 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 218) no Hoare annotation was computed. [2018-12-09 09:50:48,598 INFO L448 ceAbstractionStarter]: For program point L212-1(lines 212 218) no Hoare annotation was computed. [2018-12-09 09:50:48,598 INFO L448 ceAbstractionStarter]: For program point L204(lines 204 208) no Hoare annotation was computed. [2018-12-09 09:50:48,598 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 192 257) no Hoare annotation was computed. [2018-12-09 09:50:48,599 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 179 187) no Hoare annotation was computed. [2018-12-09 09:50:48,599 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 179 187) the Hoare annotation is: true [2018-12-09 09:50:48,599 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 179 187) no Hoare annotation was computed. [2018-12-09 09:50:48,599 INFO L444 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse9 (not (= ~systemActive~0 1)))) (let ((.cse4 (< 1 ~waterLevel~0)) (.cse5 (or .cse1 .cse9)) (.cse7 (or (= ~waterLevel~0 1) .cse1 .cse9)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= ~systemActive~0 0))) (.cse3 (< 2 ~waterLevel~0)) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6) (or .cse7 .cse3 .cse6) (or .cse0 .cse4 .cse5) (or .cse0 .cse7 .cse3) (or .cse0 .cse3 (< ~waterLevel~0 2) .cse8 .cse9 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse2 .cse3 .cse1 .cse6) (or .cse3 .cse9 .cse8 .cse6)))) [2018-12-09 09:50:48,599 INFO L448 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2018-12-09 09:50:48,599 INFO L448 ceAbstractionStarter]: For program point L890(lines 890 900) no Hoare annotation was computed. [2018-12-09 09:50:48,599 INFO L444 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse6 (< 2 ~waterLevel~0)) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse8 (not (= ~systemActive~0 1))) (.cse4 (not (= ~waterLevel~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse6 (< ~waterLevel~0 2) .cse7 .cse8 .cse3 .cse5) (or (or .cse1 .cse8) .cse6 .cse9) (or .cse2 .cse6 .cse1 .cse9) (or .cse6 .cse8 .cse7 .cse9) (or .cse0 .cse1 .cse3 .cse8 .cse4 .cse5))) [2018-12-09 09:50:48,599 INFO L448 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-12-09 09:50:48,599 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 903) no Hoare annotation was computed. [2018-12-09 09:50:48,599 INFO L448 ceAbstractionStarter]: For program point L886-1(lines 878 906) no Hoare annotation was computed. [2018-12-09 09:50:48,599 INFO L444 ceAbstractionStarter]: At program point L884(line 884) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or (< 1 ~waterLevel~0) .cse8 .cse2 .cse1 .cse4 .cse5) (or .cse0 .cse7 .cse1 .cse3 .cse4 .cse5) (or .cse6 (< 2 ~waterLevel~0) (< ~waterLevel~0 2) .cse8 .cse2 .cse1 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4))) [2018-12-09 09:50:48,599 INFO L448 ceAbstractionStarter]: For program point L884-1(line 884) no Hoare annotation was computed. [2018-12-09 09:50:48,600 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 878 906) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or (< 1 ~waterLevel~0) .cse8 .cse2 .cse1 .cse4 .cse5) (or .cse0 .cse7 .cse1 .cse3 .cse4 .cse5) (or .cse6 (< 2 ~waterLevel~0) (< ~waterLevel~0 2) .cse8 .cse2 .cse1 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4))) [2018-12-09 09:50:48,600 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 878 906) no Hoare annotation was computed. [2018-12-09 09:50:48,600 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 870 877) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2018-12-09 09:50:48,600 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 870 877) no Hoare annotation was computed. [2018-12-09 09:50:48,600 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 870 877) no Hoare annotation was computed. [2018-12-09 09:50:48,600 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 09:50:48,600 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)) [2018-12-09 09:50:48,600 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 09:50:48,600 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 376 383) no Hoare annotation was computed. [2018-12-09 09:50:48,600 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 376 383) no Hoare annotation was computed. [2018-12-09 09:50:48,600 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 376 383) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (< ~waterLevel~0 2)) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse0 .cse2 .cse3 .cse4 .cse5 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 09:50:48,600 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 448 466) no Hoare annotation was computed. [2018-12-09 09:50:48,600 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 461) no Hoare annotation was computed. [2018-12-09 09:50:48,600 INFO L451 ceAbstractionStarter]: At program point L455(line 455) the Hoare annotation is: true [2018-12-09 09:50:48,600 INFO L448 ceAbstractionStarter]: For program point L457-2(lines 457 461) no Hoare annotation was computed. [2018-12-09 09:50:48,600 INFO L448 ceAbstractionStarter]: For program point L455-1(line 455) no Hoare annotation was computed. [2018-12-09 09:50:48,601 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 448 466) the Hoare annotation is: true [2018-12-09 09:50:48,601 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 448 466) no Hoare annotation was computed. [2018-12-09 09:50:48,601 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (let ((.cse2 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (not (= ~systemActive~0 1))) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse9 (not (= ~systemActive~0 0))) (.cse1 (< 2 ~waterLevel~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1 (< ~waterLevel~0 2) .cse2 .cse3) (or .cse8 .cse0 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse8 .cse9 .cse1 .cse4 .cse7) (or .cse6 .cse7 .cse8 .cse1 .cse3 .cse4) (or .cse8 .cse9 .cse1 .cse0 .cse4 .cse5))) [2018-12-09 09:50:48,601 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2018-12-09 09:50:48,601 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2018-12-09 09:50:48,601 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 909 938) no Hoare annotation was computed. [2018-12-09 09:50:48,601 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 909 938) the Hoare annotation is: true [2018-12-09 09:50:48,601 INFO L448 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2018-12-09 09:50:48,601 INFO L451 ceAbstractionStarter]: At program point L923-1(lines 923 927) the Hoare annotation is: true [2018-12-09 09:50:48,601 INFO L448 ceAbstractionStarter]: For program point L920(line 920) no Hoare annotation was computed. [2018-12-09 09:50:48,601 INFO L451 ceAbstractionStarter]: At program point L919-2(lines 919 933) the Hoare annotation is: true [2018-12-09 09:50:48,602 INFO L451 ceAbstractionStarter]: At program point L915(line 915) the Hoare annotation is: true [2018-12-09 09:50:48,602 INFO L448 ceAbstractionStarter]: For program point L915-1(line 915) no Hoare annotation was computed. [2018-12-09 09:50:48,602 INFO L451 ceAbstractionStarter]: At program point L934(lines 909 938) the Hoare annotation is: true [2018-12-09 09:50:48,602 INFO L448 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2018-12-09 09:50:48,602 INFO L444 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: (let ((.cse20 (= ~pumpRunning~0 1)) (.cse21 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse22 (<= ~waterLevel~0 0)) (.cse18 (= ~methaneLevelCritical~0 1)) (.cse17 (= ~systemActive~0 1)) (.cse19 (= 0 ~methAndRunningLastTime~0)) (.cse16 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse6 (and .cse20 .cse21 .cse22 .cse18 .cse17 .cse19 .cse16)) (.cse7 (= |old(~waterLevel~0)| 1)) (.cse8 (< 1 |old(~waterLevel~0)|)) (.cse10 (not (= ~systemActive~0 0))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (and .cse21 .cse19 .cse16)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse14 (and (= 0 ~methaneLevelCritical~0) .cse20 .cse21 .cse22 .cse17 .cse19 .cse16)) (.cse5 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse19 .cse16)) (.cse0 (not .cse18)) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse11 (< |old(~waterLevel~0)| 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not .cse17)) (.cse13 (not (= ~methaneLevelCritical~0 0))) (.cse15 (and (<= ~waterLevel~0 1) .cse16))) (and (or (or .cse0 .cse1 .cse2 .cse3 .cse4) .cse5 .cse6) (or .cse0 .cse7 .cse8 .cse2 .cse3 .cse6 .cse4) (or .cse0 .cse9 .cse10 .cse1 .cse11) (or .cse0 .cse12 .cse9 .cse1 .cse3 .cse4) (or .cse9 .cse10 .cse1 .cse4 .cse13) (or .cse7 .cse8 .cse2 .cse3 .cse14 .cse4 .cse13) (or .cse0 .cse8 .cse9 .cse10 .cse4) (or .cse9 .cse10 .cse1 .cse11 .cse13) (or .cse9 .cse12 .cse1 .cse3 .cse4 .cse13) (or (or .cse1 .cse2 .cse3 .cse4 .cse13) .cse14 .cse5) (or .cse0 .cse15 .cse1 .cse11 .cse2 .cse3) (or .cse1 .cse11 .cse2 .cse3 .cse13 .cse15)))) [2018-12-09 09:50:48,602 INFO L444 ceAbstractionStarter]: At program point L278(lines 278 284) the Hoare annotation is: (let ((.cse18 (= ~pumpRunning~0 1)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse16 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse19 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse27 (<= ~waterLevel~0 0)) (.cse25 (= ~methaneLevelCritical~0 1)) (.cse26 (= 0 ~methaneLevelCritical~0)) (.cse15 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse29 (= 0 ~pumpRunning~0)) (.cse24 (<= ~waterLevel~0 1)) (.cse28 (= ~systemActive~0 1)) (.cse22 (= |old(~waterLevel~0)| 1))) (let ((.cse7 (not .cse22)) (.cse17 (<= 2 ~waterLevel~0)) (.cse10 (and .cse26 .cse15 .cse29 .cse24 .cse28)) (.cse21 (and .cse29 .cse19 .cse27 .cse25 .cse28)) (.cse23 (and .cse15 .cse29 .cse24 .cse25 .cse28)) (.cse20 (< 1 |old(~waterLevel~0)|)) (.cse12 (not (= 1 |old(~pumpRunning~0)|))) (.cse11 (and .cse26 .cse29 .cse19 .cse27 .cse28)) (.cse13 (not .cse28)) (.cse14 (and .cse26 .cse18 .cse19 .cse27 .cse28 .cse6 .cse16)) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not .cse25)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 0))) (.cse4 (and .cse19 .cse16)) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse3 (< |old(~waterLevel~0)| 2))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse7 .cse8 .cse5) (or .cse9 .cse0 .cse1 .cse6 .cse7 .cse8) (or .cse10 .cse11 (or .cse2 .cse12 .cse13 .cse8 .cse5) .cse14 (and .cse15 .cse6 .cse16)) (or .cse9 .cse0 .cse6 .cse13 .cse7 .cse8) (or .cse0 .cse6 .cse13 .cse7 .cse8 .cse5) (or .cse9 .cse0 .cse4 (and .cse17 .cse18 .cse19 .cse6) .cse2 .cse13 .cse8) (or .cse20 .cse0 .cse1 .cse8 .cse5 .cse4) (or .cse21 .cse9 .cse22 .cse20 .cse12 .cse13 .cse8) (or .cse0 .cse4 (and .cse17 .cse18 .cse19) .cse2 .cse13 .cse8 .cse5) (or .cse9 .cse2 .cse3 .cse12 .cse13 .cse23) (or .cse10 .cse2 .cse3 .cse12 .cse13 .cse5 (and .cse24 .cse16)) (or .cse21 (or .cse9 .cse2 .cse12 .cse13 .cse8) .cse23) (or .cse9 .cse0 .cse1 .cse4 .cse2 .cse8) (or .cse22 .cse20 .cse12 .cse11 .cse13 .cse14 .cse8 .cse5) (or .cse9 .cse0 .cse1 .cse4 .cse2 .cse3)))) [2018-12-09 09:50:48,602 INFO L444 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (let ((.cse5 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse12 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse11 (and .cse5 .cse12)) (.cse9 (not (= ~systemActive~0 0))) (.cse10 (< |old(~waterLevel~0)| 2)) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 2 |old(~waterLevel~0)|)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (= 0 ~methAndRunningLastTime~0))) (and (or (or .cse0 .cse1 .cse2 .cse3 .cse4) (and (and .cse5 .cse6) (= ~pumpRunning~0 1))) (or .cse7 .cse8 .cse0 .cse2 .cse3) (or .cse7 .cse8 .cse9 .cse0 .cse10) (or .cse7 .cse0 .cse11 .cse10 .cse1 .cse2) (or .cse11 .cse0 .cse10 .cse1 .cse2 .cse4) (or .cse8 .cse9 .cse0 .cse3 .cse4) (or .cse7 (< 1 |old(~waterLevel~0)|) .cse8 .cse9 .cse3) (or .cse8 .cse9 .cse0 .cse10 .cse4) (or .cse8 .cse0 .cse2 .cse3 .cse4) (or (or .cse7 .cse0 .cse1 .cse2 .cse3) (and .cse5 .cse12 .cse6))))) [2018-12-09 09:50:48,602 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 267 290) the Hoare annotation is: (let ((.cse11 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse12 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse9 (and .cse11 .cse12)) (.cse10 (< |old(~waterLevel~0)| 2)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 0))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (and .cse11 (= 0 ~methAndRunningLastTime~0) .cse12))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4 .cse5)) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse7 .cse8 .cse1 .cse9 .cse10 .cse5) (or .cse9 .cse1 .cse10 .cse2 .cse3 .cse5) (or .cse6 .cse7 .cse8 .cse1 .cse9 .cse10) (or .cse7 .cse0 .cse1 .cse3 .cse4 .cse5) (or (or .cse6 .cse1 .cse2 .cse3 .cse4) .cse0) (or .cse7 .cse8 .cse1 .cse0 .cse4 .cse5) (or .cse6 .cse9 .cse1 .cse10 .cse2 .cse3) (or .cse6 .cse7 .cse8 .cse1 .cse4 .cse0)))) [2018-12-09 09:50:48,603 INFO L448 ceAbstractionStarter]: For program point L271(lines 270 289) no Hoare annotation was computed. [2018-12-09 09:50:48,603 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 267 290) no Hoare annotation was computed. [2018-12-09 09:50:48,603 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 267 290) no Hoare annotation was computed. [2018-12-09 09:50:48,603 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 124 132) the Hoare annotation is: true [2018-12-09 09:50:48,603 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2018-12-09 09:50:48,603 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2018-12-09 09:50:48,603 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: (let ((.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 2 |old(~waterLevel~0)|)) (.cse5 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (< |old(~waterLevel~0)| 2)) (.cse4 (not (= 1 ~pumpRunning~0)))) (and (or (or .cse0 .cse1 .cse2 .cse3) .cse4 .cse5) (or (or .cse6 .cse0 .cse1 .cse2) .cse5 .cse4) (or .cse5 .cse0 .cse7 .cse4 .cse1 .cse3) (or .cse6 .cse0 .cse5 .cse1 .cse7 .cse4))) [2018-12-09 09:50:48,603 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2018-12-09 09:50:48,603 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2018-12-09 09:50:48,603 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 963 969) no Hoare annotation was computed. [2018-12-09 09:50:48,603 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 963 969) the Hoare annotation is: true [2018-12-09 09:50:48,603 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 09:50:48,604 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) (= 0 ~methAndRunningLastTime~0)) [2018-12-09 09:50:48,604 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 09:50:48,604 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 09:50:48,604 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 299 323) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse5))) [2018-12-09 09:50:48,604 INFO L444 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2018-12-09 09:50:48,604 INFO L448 ceAbstractionStarter]: For program point L318-1(lines 299 323) no Hoare annotation was computed. [2018-12-09 09:50:48,604 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 299 323) no Hoare annotation was computed. [2018-12-09 09:50:48,604 INFO L444 ceAbstractionStarter]: At program point L313(line 313) the Hoare annotation is: (let ((.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3 .cse4) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse5))) [2018-12-09 09:50:48,605 INFO L444 ceAbstractionStarter]: At program point L309(line 309) the Hoare annotation is: (let ((.cse1 (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse5) (or .cse1 .cse0 .cse2 .cse3 .cse4 .cse5))) [2018-12-09 09:50:48,605 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 315) no Hoare annotation was computed. [2018-12-09 09:50:48,605 INFO L444 ceAbstractionStarter]: At program point L305(line 305) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse0 .cse5 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4 .cse0 .cse5))) [2018-12-09 09:50:48,605 INFO L448 ceAbstractionStarter]: For program point L305-1(line 305) no Hoare annotation was computed. [2018-12-09 09:50:48,605 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 320) no Hoare annotation was computed. [2018-12-09 09:50:48,605 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2018-12-09 09:50:48,605 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2018-12-09 09:50:48,606 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: (let ((.cse9 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse9 .cse6)) (.cse8 (not (= ~systemActive~0 0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse2 .cse1 .cse0 .cse3) (or .cse7 .cse8 .cse2 .cse1 .cse3 .cse9) (or .cse8 .cse1 .cse9 .cse2 .cse3 .cse4) (or .cse7 .cse1 .cse2 .cse6 (< |old(~waterLevel~0)| 2) .cse5)))) [2018-12-09 09:50:48,606 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 1005 1012) no Hoare annotation was computed. [2018-12-09 09:50:48,606 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2018-12-09 09:50:48,606 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 1005 1012) the Hoare annotation is: true [2018-12-09 09:50:48,606 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 1005 1012) no Hoare annotation was computed. [2018-12-09 09:50:48,606 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 325 349) no Hoare annotation was computed. [2018-12-09 09:50:48,606 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 325 349) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse5))) [2018-12-09 09:50:48,607 INFO L444 ceAbstractionStarter]: At program point L344(line 344) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse0 .cse5 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4 .cse0 .cse5))) [2018-12-09 09:50:48,607 INFO L448 ceAbstractionStarter]: For program point L344-1(lines 325 349) no Hoare annotation was computed. [2018-12-09 09:50:48,607 INFO L444 ceAbstractionStarter]: At program point L339(line 339) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2018-12-09 09:50:48,607 INFO L444 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2018-12-09 09:50:48,607 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 341) no Hoare annotation was computed. [2018-12-09 09:50:48,607 INFO L444 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2018-12-09 09:50:48,607 INFO L448 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2018-12-09 09:50:48,607 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 346) no Hoare annotation was computed. [2018-12-09 09:50:48,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 09:50:48 BoogieIcfgContainer [2018-12-09 09:50:48,620 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 09:50:48,620 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:50:48,620 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:50:48,620 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:50:48,621 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:50:35" (3/4) ... [2018-12-09 09:50:48,624 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 09:50:48,630 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 09:50:48,630 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 09:50:48,630 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 09:50:48,630 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-09 09:50:48,630 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 09:50:48,630 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 09:50:48,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 09:50:48,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 09:50:48,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 09:50:48,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 09:50:48,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 09:50:48,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-09 09:50:48,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 09:50:48,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 09:50:48,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 09:50:48,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-12-09 09:50:48,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-12-09 09:50:48,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 09:50:48,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-09 09:50:48,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-09 09:50:48,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 09:50:48,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 09:50:48,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 09:50:48,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 09:50:48,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 09:50:48,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 09:50:48,633 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 09:50:48,633 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 09:50:48,633 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 09:50:48,633 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-12-09 09:50:48,639 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-09 09:50:48,640 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 09:50:48,640 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 09:50:48,641 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 09:50:48,641 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 09:50:48,641 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 09:50:48,664 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || (((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 2) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || (((((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(\old(methAndRunningLastTime) == 0)) || (((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 2) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || (((((2 <= waterLevel && waterLevel <= 2) && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 09:50:48,665 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 09:50:48,689 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_deaf6f23-8ae6-4099-851e-49a3037946df/bin-2019/uautomizer/witness.graphml [2018-12-09 09:50:48,689 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:50:48,689 INFO L168 Benchmark]: Toolchain (without parser) took 14118.23 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 696.8 MB). Free memory was 950.6 MB in the beginning and 840.1 MB in the end (delta: 110.6 MB). Peak memory consumption was 807.3 MB. Max. memory is 11.5 GB. [2018-12-09 09:50:48,690 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. [2018-12-09 09:50:48,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:50:48,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.62 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-12-09 09:50:48,690 INFO L168 Benchmark]: Boogie Preprocessor took 22.38 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. [2018-12-09 09:50:48,690 INFO L168 Benchmark]: RCFGBuilder took 339.26 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: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-12-09 09:50:48,690 INFO L168 Benchmark]: TraceAbstraction took 13375.78 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 537.4 MB). Free memory was 1.1 GB in the beginning and 857.2 MB in the end (delta: 226.9 MB). Peak memory consumption was 764.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:50:48,691 INFO L168 Benchmark]: Witness Printer took 68.90 ms. Allocated memory is still 1.7 GB. Free memory was 857.2 MB in the beginning and 840.1 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-12-09 09:50:48,692 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 287.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.62 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.38 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. * RCFGBuilder took 339.26 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: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13375.78 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 537.4 MB). Free memory was 1.1 GB in the beginning and 857.2 MB in the end (delta: 226.9 MB). Peak memory consumption was 764.4 MB. Max. memory is 11.5 GB. * Witness Printer took 68.90 ms. Allocated memory is still 1.7 GB. Free memory was 857.2 MB in the beginning and 840.1 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1009]: 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: 201]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((((((((((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || (((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && waterLevel <= 2) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || (((((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(\old(methAndRunningLastTime) == 0)) || (((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 2) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || (((((2 <= waterLevel && waterLevel <= 2) && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 167 locations, 1 error locations. SAFE Result, 13.3s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 4.2s AutomataDifference, 0.0s DeadEndRemovalTime, 6.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2771 SDtfs, 2693 SDslu, 6223 SDs, 0 SdLazy, 5462 SolverSat, 1289 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 656 GetRequests, 555 SyntacticMatches, 3 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3991occurred 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: 0.7s AutomataMinimizationTime, 13 MinimizatonAttempts, 1533 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 7393 PreInvPairs, 7654 NumberOfFragments, 5477 HoareAnnotationTreeSize, 7393 FomulaSimplifications, 23403 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 70 FomulaSimplificationsInter, 38100 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1831 NumberOfCodeBlocks, 1831 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1815 ConstructedInterpolants, 0 QuantifiedInterpolants, 360999 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2777 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 390/423 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...