./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product57_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_2d8b881c-7239-4c03-911e-1ed49c0dca54/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/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 324eb41748355c32a9add81086317d66d1f7b200 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 09:17:48,814 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 09:17:48,815 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 09:17:48,821 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 09:17:48,821 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 09:17:48,822 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 09:17:48,823 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 09:17:48,823 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 09:17:48,824 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 09:17:48,825 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 09:17:48,825 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 09:17:48,825 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 09:17:48,826 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 09:17:48,826 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 09:17:48,827 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 09:17:48,827 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 09:17:48,828 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 09:17:48,829 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 09:17:48,830 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 09:17:48,830 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 09:17:48,831 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 09:17:48,832 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 09:17:48,833 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 09:17:48,833 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 09:17:48,833 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 09:17:48,834 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 09:17:48,834 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 09:17:48,835 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 09:17:48,835 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 09:17:48,836 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 09:17:48,836 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 09:17:48,836 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 09:17:48,836 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 09:17:48,837 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 09:17:48,837 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 09:17:48,837 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 09:17:48,838 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 09:17:48,845 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 09:17:48,845 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 09:17:48,846 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 09:17:48,846 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 09:17:48,846 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 09:17:48,846 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 09:17:48,846 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 09:17:48,846 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 09:17:48,847 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 09:17:48,847 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 09:17:48,847 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 09:17:48,847 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 09:17:48,847 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 09:17:48,847 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 09:17:48,847 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 09:17:48,847 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 09:17:48,847 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 09:17:48,848 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 09:17:48,848 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 09:17:48,848 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 09:17:48,848 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 09:17:48,848 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 09:17:48,848 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 09:17:48,848 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 09:17:48,848 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 09:17:48,849 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 09:17:48,849 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 09:17:48,849 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 09:17:48,849 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 09:17:48,849 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 09:17:48,849 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_2d8b881c-7239-4c03-911e-1ed49c0dca54/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 -> 324eb41748355c32a9add81086317d66d1f7b200 [2018-12-01 09:17:48,867 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 09:17:48,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 09:17:48,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 09:17:48,876 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 09:17:48,876 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 09:17:48,877 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-12-01 09:17:48,911 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/bin-2019/uautomizer/data/39a249e10/043575cda9254de3a2a95bb7c91b9525/FLAGc27b94d38 [2018-12-01 09:17:49,369 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 09:17:49,369 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-12-01 09:17:49,376 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/bin-2019/uautomizer/data/39a249e10/043575cda9254de3a2a95bb7c91b9525/FLAGc27b94d38 [2018-12-01 09:17:49,742 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/bin-2019/uautomizer/data/39a249e10/043575cda9254de3a2a95bb7c91b9525 [2018-12-01 09:17:49,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 09:17:49,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 09:17:49,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 09:17:49,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 09:17:49,749 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 09:17:49,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:17:49" (1/1) ... [2018-12-01 09:17:49,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38efbda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:49, skipping insertion in model container [2018-12-01 09:17:49,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:17:49" (1/1) ... [2018-12-01 09:17:49,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 09:17:49,810 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 09:17:50,000 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 09:17:50,040 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 09:17:50,081 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 09:17:50,097 INFO L195 MainTranslator]: Completed translation [2018-12-01 09:17:50,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50 WrapperNode [2018-12-01 09:17:50,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 09:17:50,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 09:17:50,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 09:17:50,098 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 09:17:50,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50" (1/1) ... [2018-12-01 09:17:50,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50" (1/1) ... [2018-12-01 09:17:50,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 09:17:50,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 09:17:50,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 09:17:50,117 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 09:17:50,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50" (1/1) ... [2018-12-01 09:17:50,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50" (1/1) ... [2018-12-01 09:17:50,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50" (1/1) ... [2018-12-01 09:17:50,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50" (1/1) ... [2018-12-01 09:17:50,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50" (1/1) ... [2018-12-01 09:17:50,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50" (1/1) ... [2018-12-01 09:17:50,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50" (1/1) ... [2018-12-01 09:17:50,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 09:17:50,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 09:17:50,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 09:17:50,137 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 09:17:50,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/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 [2018-12-01 09:17:50,168 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-01 09:17:50,168 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-01 09:17:50,168 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 09:17:50,169 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 09:17:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-01 09:17:50,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-01 09:17:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 09:17:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-01 09:17:50,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-01 09:17:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-01 09:17:50,169 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-01 09:17:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-01 09:17:50,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-01 09:17:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 09:17:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 09:17:50,170 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-01 09:17:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-01 09:17:50,170 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-01 09:17:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-01 09:17:50,170 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-01 09:17:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-01 09:17:50,170 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-01 09:17:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-01 09:17:50,170 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-01 09:17:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-01 09:17:50,170 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-01 09:17:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-01 09:17:50,170 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 09:17:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 09:17:50,171 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 09:17:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 09:17:50,171 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 09:17:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 09:17:50,171 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-01 09:17:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-01 09:17:50,171 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 09:17:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 09:17:50,172 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 09:17:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 09:17:50,172 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-01 09:17:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-01 09:17:50,172 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-01 09:17:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-01 09:17:50,172 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-01 09:17:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-01 09:17:50,172 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-01 09:17:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-01 09:17:50,173 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-01 09:17:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-01 09:17:50,173 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 09:17:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 09:17:50,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 09:17:50,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 09:17:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 09:17:50,173 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 09:17:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 09:17:50,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-12-01 09:17:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-12-01 09:17:50,174 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-01 09:17:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-01 09:17:50,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 09:17:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 09:17:50,482 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 09:17:50,482 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-01 09:17:50,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:17:50 BoogieIcfgContainer [2018-12-01 09:17:50,483 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 09:17:50,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 09:17:50,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 09:17:50,485 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 09:17:50,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 09:17:49" (1/3) ... [2018-12-01 09:17:50,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2baf6382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 09:17:50, skipping insertion in model container [2018-12-01 09:17:50,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:17:50" (2/3) ... [2018-12-01 09:17:50,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2baf6382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 09:17:50, skipping insertion in model container [2018-12-01 09:17:50,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:17:50" (3/3) ... [2018-12-01 09:17:50,488 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-12-01 09:17:50,495 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 09:17:50,501 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 09:17:50,511 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 09:17:50,529 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 09:17:50,529 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 09:17:50,530 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 09:17:50,530 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 09:17:50,530 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 09:17:50,530 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 09:17:50,530 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 09:17:50,530 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 09:17:50,530 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 09:17:50,542 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-12-01 09:17:50,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 09:17:50,547 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:50,548 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] [2018-12-01 09:17:50,549 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:50,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:50,553 INFO L82 PathProgramCache]: Analyzing trace with hash 309497542, now seen corresponding path program 1 times [2018-12-01 09:17:50,554 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:50,554 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:50,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:50,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:50,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:50,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:50,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 09:17:50,689 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 09:17:50,690 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 09:17:50,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-01 09:17:50,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-01 09:17:50,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 09:17:50,701 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2018-12-01 09:17:50,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:50,726 INFO L93 Difference]: Finished difference Result 292 states and 359 transitions. [2018-12-01 09:17:50,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-01 09:17:50,726 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-12-01 09:17:50,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:50,734 INFO L225 Difference]: With dead ends: 292 [2018-12-01 09:17:50,734 INFO L226 Difference]: Without dead ends: 146 [2018-12-01 09:17:50,736 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 [2018-12-01 09:17:50,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-12-01 09:17:50,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2018-12-01 09:17:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-12-01 09:17:50,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 171 transitions. [2018-12-01 09:17:50,768 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 171 transitions. Word has length 52 [2018-12-01 09:17:50,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:50,768 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 171 transitions. [2018-12-01 09:17:50,768 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-01 09:17:50,768 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2018-12-01 09:17:50,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 09:17:50,770 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:50,770 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] [2018-12-01 09:17:50,770 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:50,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:50,770 INFO L82 PathProgramCache]: Analyzing trace with hash 50384909, now seen corresponding path program 1 times [2018-12-01 09:17:50,770 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:50,770 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:50,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:50,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:50,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:50,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 09:17:50,817 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 09:17:50,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-01 09:17:50,818 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 09:17:50,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 09:17:50,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 09:17:50,819 INFO L87 Difference]: Start difference. First operand 146 states and 171 transitions. Second operand 3 states. [2018-12-01 09:17:50,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:50,834 INFO L93 Difference]: Finished difference Result 241 states and 281 transitions. [2018-12-01 09:17:50,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 09:17:50,834 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-12-01 09:17:50,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:50,835 INFO L225 Difference]: With dead ends: 241 [2018-12-01 09:17:50,835 INFO L226 Difference]: Without dead ends: 137 [2018-12-01 09:17:50,836 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 [2018-12-01 09:17:50,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-12-01 09:17:50,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-12-01 09:17:50,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-12-01 09:17:50,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 159 transitions. [2018-12-01 09:17:50,844 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 159 transitions. Word has length 53 [2018-12-01 09:17:50,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:50,844 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 159 transitions. [2018-12-01 09:17:50,844 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 09:17:50,844 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2018-12-01 09:17:50,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 09:17:50,845 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:50,845 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 09:17:50,845 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:50,845 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:50,845 INFO L82 PathProgramCache]: Analyzing trace with hash -1719848662, now seen corresponding path program 1 times [2018-12-01 09:17:50,846 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:50,846 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:50,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:50,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:50,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:50,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 09:17:50,918 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 09:17:50,918 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-01 09:17:50,919 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-01 09:17:50,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-01 09:17:50,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-01 09:17:50,919 INFO L87 Difference]: Start difference. First operand 137 states and 159 transitions. Second operand 7 states. [2018-12-01 09:17:51,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:51,089 INFO L93 Difference]: Finished difference Result 250 states and 295 transitions. [2018-12-01 09:17:51,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-01 09:17:51,090 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-12-01 09:17:51,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:51,091 INFO L225 Difference]: With dead ends: 250 [2018-12-01 09:17:51,091 INFO L226 Difference]: Without dead ends: 137 [2018-12-01 09:17:51,092 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-01 09:17:51,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-12-01 09:17:51,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-12-01 09:17:51,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-12-01 09:17:51,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 158 transitions. [2018-12-01 09:17:51,104 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 158 transitions. Word has length 57 [2018-12-01 09:17:51,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:51,104 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 158 transitions. [2018-12-01 09:17:51,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-01 09:17:51,104 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 158 transitions. [2018-12-01 09:17:51,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 09:17:51,106 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:51,106 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] [2018-12-01 09:17:51,107 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:51,107 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:51,107 INFO L82 PathProgramCache]: Analyzing trace with hash -1872109176, now seen corresponding path program 1 times [2018-12-01 09:17:51,107 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:51,107 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:51,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:51,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:51,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:51,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 09:17:51,171 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 09:17:51,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 09:17:51,171 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 09:17:51,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 09:17:51,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 09:17:51,172 INFO L87 Difference]: Start difference. First operand 137 states and 158 transitions. Second operand 5 states. [2018-12-01 09:17:51,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:51,499 INFO L93 Difference]: Finished difference Result 358 states and 429 transitions. [2018-12-01 09:17:51,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 09:17:51,500 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-12-01 09:17:51,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:51,501 INFO L225 Difference]: With dead ends: 358 [2018-12-01 09:17:51,501 INFO L226 Difference]: Without dead ends: 245 [2018-12-01 09:17:51,501 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-01 09:17:51,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2018-12-01 09:17:51,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 227. [2018-12-01 09:17:51,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2018-12-01 09:17:51,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 259 transitions. [2018-12-01 09:17:51,515 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 259 transitions. Word has length 70 [2018-12-01 09:17:51,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:51,515 INFO L480 AbstractCegarLoop]: Abstraction has 227 states and 259 transitions. [2018-12-01 09:17:51,515 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 09:17:51,515 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 259 transitions. [2018-12-01 09:17:51,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-01 09:17:51,516 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:51,516 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] [2018-12-01 09:17:51,516 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:51,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:51,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1423110013, now seen corresponding path program 1 times [2018-12-01 09:17:51,517 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:51,517 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:51,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:51,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:51,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:51,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 09:17:51,571 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 09:17:51,571 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 09:17:51,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 09:17:51,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 09:17:51,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 09:17:51,572 INFO L87 Difference]: Start difference. First operand 227 states and 259 transitions. Second operand 6 states. [2018-12-01 09:17:51,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:51,699 INFO L93 Difference]: Finished difference Result 556 states and 667 transitions. [2018-12-01 09:17:51,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 09:17:51,699 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-12-01 09:17:51,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:51,702 INFO L225 Difference]: With dead ends: 556 [2018-12-01 09:17:51,703 INFO L226 Difference]: Without dead ends: 353 [2018-12-01 09:17:51,704 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-01 09:17:51,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2018-12-01 09:17:51,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 349. [2018-12-01 09:17:51,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2018-12-01 09:17:51,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 405 transitions. [2018-12-01 09:17:51,730 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 405 transitions. Word has length 84 [2018-12-01 09:17:51,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:51,730 INFO L480 AbstractCegarLoop]: Abstraction has 349 states and 405 transitions. [2018-12-01 09:17:51,730 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 09:17:51,730 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 405 transitions. [2018-12-01 09:17:51,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-01 09:17:51,732 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:51,732 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] [2018-12-01 09:17:51,732 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:51,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:51,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1055268227, now seen corresponding path program 1 times [2018-12-01 09:17:51,733 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:51,733 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:51,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:51,734 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:51,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:51,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 09:17:51,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 09:17:51,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 09:17:51,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 09:17:51,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 09:17:51,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 09:17:51,829 INFO L87 Difference]: Start difference. First operand 349 states and 405 transitions. Second operand 6 states. [2018-12-01 09:17:51,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:51,954 INFO L93 Difference]: Finished difference Result 750 states and 904 transitions. [2018-12-01 09:17:51,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 09:17:51,955 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-12-01 09:17:51,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:51,957 INFO L225 Difference]: With dead ends: 750 [2018-12-01 09:17:51,957 INFO L226 Difference]: Without dead ends: 547 [2018-12-01 09:17:51,958 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-01 09:17:51,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2018-12-01 09:17:51,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 529. [2018-12-01 09:17:51,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 529 states. [2018-12-01 09:17:51,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 627 transitions. [2018-12-01 09:17:51,979 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 627 transitions. Word has length 88 [2018-12-01 09:17:51,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:51,980 INFO L480 AbstractCegarLoop]: Abstraction has 529 states and 627 transitions. [2018-12-01 09:17:51,980 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 09:17:51,980 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 627 transitions. [2018-12-01 09:17:51,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-01 09:17:51,981 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:51,981 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] [2018-12-01 09:17:51,981 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:51,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:51,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1977951810, now seen corresponding path program 1 times [2018-12-01 09:17:51,981 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:51,981 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:51,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:51,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:51,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:52,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 09:17:52,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 09:17:52,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 09:17:52,019 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 09:17:52,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 09:17:52,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 09:17:52,020 INFO L87 Difference]: Start difference. First operand 529 states and 627 transitions. Second operand 5 states. [2018-12-01 09:17:52,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:52,045 INFO L93 Difference]: Finished difference Result 922 states and 1114 transitions. [2018-12-01 09:17:52,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 09:17:52,046 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 88 [2018-12-01 09:17:52,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:52,047 INFO L225 Difference]: With dead ends: 922 [2018-12-01 09:17:52,047 INFO L226 Difference]: Without dead ends: 539 [2018-12-01 09:17:52,048 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 09:17:52,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2018-12-01 09:17:52,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 533. [2018-12-01 09:17:52,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 533 states. [2018-12-01 09:17:52,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 630 transitions. [2018-12-01 09:17:52,065 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 630 transitions. Word has length 88 [2018-12-01 09:17:52,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:52,066 INFO L480 AbstractCegarLoop]: Abstraction has 533 states and 630 transitions. [2018-12-01 09:17:52,066 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 09:17:52,066 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 630 transitions. [2018-12-01 09:17:52,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-01 09:17:52,067 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:52,067 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] [2018-12-01 09:17:52,067 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:52,067 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:52,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1473009984, now seen corresponding path program 1 times [2018-12-01 09:17:52,067 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:52,067 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:52,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:52,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:52,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:52,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 09:17:52,143 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 09:17:52,143 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-01 09:17:52,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 09:17:52,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 09:17:52,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-01 09:17:52,144 INFO L87 Difference]: Start difference. First operand 533 states and 630 transitions. Second operand 9 states. [2018-12-01 09:17:52,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:52,191 INFO L93 Difference]: Finished difference Result 1059 states and 1278 transitions. [2018-12-01 09:17:52,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-01 09:17:52,191 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2018-12-01 09:17:52,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:52,194 INFO L225 Difference]: With dead ends: 1059 [2018-12-01 09:17:52,194 INFO L226 Difference]: Without dead ends: 550 [2018-12-01 09:17:52,195 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-01 09:17:52,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2018-12-01 09:17:52,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 540. [2018-12-01 09:17:52,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2018-12-01 09:17:52,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 637 transitions. [2018-12-01 09:17:52,222 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 637 transitions. Word has length 88 [2018-12-01 09:17:52,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:52,222 INFO L480 AbstractCegarLoop]: Abstraction has 540 states and 637 transitions. [2018-12-01 09:17:52,222 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 09:17:52,222 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 637 transitions. [2018-12-01 09:17:52,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-01 09:17:52,224 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:52,224 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 09:17:52,224 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:52,224 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:52,225 INFO L82 PathProgramCache]: Analyzing trace with hash 341149841, now seen corresponding path program 1 times [2018-12-01 09:17:52,225 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:52,225 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:52,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:52,225 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:52,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:52,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 09:17:52,321 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 09:17:52,321 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/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 [2018-12-01 09:17:52,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:52,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 09:17:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 09:17:52,507 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-01 09:17:52,507 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-12-01 09:17:52,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-01 09:17:52,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-01 09:17:52,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-12-01 09:17:52,508 INFO L87 Difference]: Start difference. First operand 540 states and 637 transitions. Second operand 14 states. [2018-12-01 09:17:52,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:52,959 INFO L93 Difference]: Finished difference Result 1457 states and 1779 transitions. [2018-12-01 09:17:52,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-01 09:17:52,959 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 100 [2018-12-01 09:17:52,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:52,962 INFO L225 Difference]: With dead ends: 1457 [2018-12-01 09:17:52,962 INFO L226 Difference]: Without dead ends: 941 [2018-12-01 09:17:52,963 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-12-01 09:17:52,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2018-12-01 09:17:52,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 938. [2018-12-01 09:17:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 938 states. [2018-12-01 09:17:52,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1098 transitions. [2018-12-01 09:17:52,998 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1098 transitions. Word has length 100 [2018-12-01 09:17:52,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:52,999 INFO L480 AbstractCegarLoop]: Abstraction has 938 states and 1098 transitions. [2018-12-01 09:17:52,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-01 09:17:52,999 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1098 transitions. [2018-12-01 09:17:53,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 09:17:53,000 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:53,001 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 09:17:53,001 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:53,001 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:53,001 INFO L82 PathProgramCache]: Analyzing trace with hash 1406056147, now seen corresponding path program 1 times [2018-12-01 09:17:53,001 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:53,001 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:53,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:53,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:53,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:53,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 09:17:53,071 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 09:17:53,071 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-01 09:17:53,072 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-01 09:17:53,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-01 09:17:53,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-01 09:17:53,072 INFO L87 Difference]: Start difference. First operand 938 states and 1098 transitions. Second operand 10 states. [2018-12-01 09:17:53,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:53,226 INFO L93 Difference]: Finished difference Result 1862 states and 2183 transitions. [2018-12-01 09:17:53,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-01 09:17:53,226 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2018-12-01 09:17:53,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:53,229 INFO L225 Difference]: With dead ends: 1862 [2018-12-01 09:17:53,229 INFO L226 Difference]: Without dead ends: 948 [2018-12-01 09:17:53,230 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-01 09:17:53,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 948 states. [2018-12-01 09:17:53,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 948 to 908. [2018-12-01 09:17:53,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 908 states. [2018-12-01 09:17:53,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1031 transitions. [2018-12-01 09:17:53,255 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1031 transitions. Word has length 104 [2018-12-01 09:17:53,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:53,255 INFO L480 AbstractCegarLoop]: Abstraction has 908 states and 1031 transitions. [2018-12-01 09:17:53,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-01 09:17:53,256 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1031 transitions. [2018-12-01 09:17:53,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 09:17:53,257 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:53,257 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 09:17:53,257 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:53,257 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:53,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1778836691, now seen corresponding path program 1 times [2018-12-01 09:17:53,257 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:53,257 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:53,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:53,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:53,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:53,311 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 09:17:53,311 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 09:17:53,311 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-01 09:17:53,311 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-01 09:17:53,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-01 09:17:53,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-01 09:17:53,312 INFO L87 Difference]: Start difference. First operand 908 states and 1031 transitions. Second operand 10 states. [2018-12-01 09:17:53,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:53,434 INFO L93 Difference]: Finished difference Result 1766 states and 2027 transitions. [2018-12-01 09:17:53,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-01 09:17:53,434 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2018-12-01 09:17:53,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:53,436 INFO L225 Difference]: With dead ends: 1766 [2018-12-01 09:17:53,436 INFO L226 Difference]: Without dead ends: 882 [2018-12-01 09:17:53,438 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-01 09:17:53,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2018-12-01 09:17:53,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 866. [2018-12-01 09:17:53,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 866 states. [2018-12-01 09:17:53,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 866 states and 981 transitions. [2018-12-01 09:17:53,460 INFO L78 Accepts]: Start accepts. Automaton has 866 states and 981 transitions. Word has length 104 [2018-12-01 09:17:53,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:53,460 INFO L480 AbstractCegarLoop]: Abstraction has 866 states and 981 transitions. [2018-12-01 09:17:53,460 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-01 09:17:53,460 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 981 transitions. [2018-12-01 09:17:53,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-01 09:17:53,462 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:53,462 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 09:17:53,462 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:53,462 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:53,462 INFO L82 PathProgramCache]: Analyzing trace with hash -968247840, now seen corresponding path program 1 times [2018-12-01 09:17:53,462 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:53,462 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:53,463 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:53,463 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:53,463 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 09:17:53,510 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 09:17:53,511 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/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 [2018-12-01 09:17:53,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:53,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 09:17:53,683 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 09:17:53,699 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 09:17:53,699 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-12-01 09:17:53,700 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-01 09:17:53,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-01 09:17:53,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-12-01 09:17:53,700 INFO L87 Difference]: Start difference. First operand 866 states and 981 transitions. Second operand 13 states. [2018-12-01 09:17:54,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:54,722 INFO L93 Difference]: Finished difference Result 2287 states and 2787 transitions. [2018-12-01 09:17:54,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-01 09:17:54,722 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 149 [2018-12-01 09:17:54,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:54,725 INFO L225 Difference]: With dead ends: 2287 [2018-12-01 09:17:54,725 INFO L226 Difference]: Without dead ends: 1445 [2018-12-01 09:17:54,727 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-12-01 09:17:54,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1445 states. [2018-12-01 09:17:54,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1445 to 1234. [2018-12-01 09:17:54,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1234 states. [2018-12-01 09:17:54,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 1234 states and 1385 transitions. [2018-12-01 09:17:54,765 INFO L78 Accepts]: Start accepts. Automaton has 1234 states and 1385 transitions. Word has length 149 [2018-12-01 09:17:54,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:54,765 INFO L480 AbstractCegarLoop]: Abstraction has 1234 states and 1385 transitions. [2018-12-01 09:17:54,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-01 09:17:54,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1385 transitions. [2018-12-01 09:17:54,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-01 09:17:54,768 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 09:17:54,768 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 09:17:54,768 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 09:17:54,768 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 09:17:54,768 INFO L82 PathProgramCache]: Analyzing trace with hash -387257149, now seen corresponding path program 1 times [2018-12-01 09:17:54,768 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 09:17:54,768 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 09:17:54,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:54,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:54,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 09:17:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:54,829 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 09:17:54,829 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 09:17:54,829 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/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 [2018-12-01 09:17:54,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 09:17:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 09:17:54,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 09:17:54,997 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 09:17:55,013 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 09:17:55,013 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-12-01 09:17:55,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-01 09:17:55,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-01 09:17:55,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-12-01 09:17:55,014 INFO L87 Difference]: Start difference. First operand 1234 states and 1385 transitions. Second operand 15 states. [2018-12-01 09:17:56,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 09:17:56,384 INFO L93 Difference]: Finished difference Result 3081 states and 3990 transitions. [2018-12-01 09:17:56,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-12-01 09:17:56,385 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 153 [2018-12-01 09:17:56,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 09:17:56,386 INFO L225 Difference]: With dead ends: 3081 [2018-12-01 09:17:56,386 INFO L226 Difference]: Without dead ends: 0 [2018-12-01 09:17:56,390 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-12-01 09:17:56,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-01 09:17:56,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-01 09:17:56,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-01 09:17:56,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-01 09:17:56,390 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 153 [2018-12-01 09:17:56,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 09:17:56,391 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 09:17:56,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-01 09:17:56,391 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-01 09:17:56,391 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 09:17:56,394 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-01 09:17:56,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:56,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 09:17:57,304 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 28 [2018-12-01 09:17:57,747 WARN L180 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 51 [2018-12-01 09:17:58,293 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 49 [2018-12-01 09:17:58,455 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 39 [2018-12-01 09:17:58,584 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 28 [2018-12-01 09:17:59,063 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 38 [2018-12-01 09:18:00,170 WARN L180 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 56 [2018-12-01 09:18:00,497 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 32 [2018-12-01 09:18:00,773 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 36 [2018-12-01 09:18:01,040 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 41 [2018-12-01 09:18:01,119 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 538 544) the Hoare annotation is: true [2018-12-01 09:18:01,120 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 538 544) no Hoare annotation was computed. [2018-12-01 09:18:01,120 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 545 553) no Hoare annotation was computed. [2018-12-01 09:18:01,120 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 545 553) the Hoare annotation is: true [2018-12-01 09:18:01,120 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 545 553) no Hoare annotation was computed. [2018-12-01 09:18:01,120 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 957 979) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 09:18:01,120 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 957 979) no Hoare annotation was computed. [2018-12-01 09:18:01,120 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 957 979) no Hoare annotation was computed. [2018-12-01 09:18:01,120 INFO L444 ceAbstractionStarter]: At program point L969(line 969) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1))) [2018-12-01 09:18:01,120 INFO L444 ceAbstractionStarter]: At program point L969-1(line 969) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1))) [2018-12-01 09:18:01,120 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 974) no Hoare annotation was computed. [2018-12-01 09:18:01,120 INFO L448 ceAbstractionStarter]: For program point L967-1(lines 967 974) no Hoare annotation was computed. [2018-12-01 09:18:01,120 INFO L448 ceAbstractionStarter]: For program point L965(line 965) no Hoare annotation was computed. [2018-12-01 09:18:01,121 INFO L444 ceAbstractionStarter]: At program point L964(line 964) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 09:18:01,121 INFO L444 ceAbstractionStarter]: At program point L963(line 963) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 09:18:01,121 INFO L444 ceAbstractionStarter]: At program point L963-1(line 963) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 09:18:01,121 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2018-12-01 09:18:01,121 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2018-12-01 09:18:01,121 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 735 743) no Hoare annotation was computed. [2018-12-01 09:18:01,121 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 799 817) the Hoare annotation is: true [2018-12-01 09:18:01,121 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 812) no Hoare annotation was computed. [2018-12-01 09:18:01,121 INFO L451 ceAbstractionStarter]: At program point L806(line 806) the Hoare annotation is: true [2018-12-01 09:18:01,121 INFO L448 ceAbstractionStarter]: For program point L808-2(lines 808 812) no Hoare annotation was computed. [2018-12-01 09:18:01,122 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 799 817) no Hoare annotation was computed. [2018-12-01 09:18:01,122 INFO L448 ceAbstractionStarter]: For program point L806-1(line 806) no Hoare annotation was computed. [2018-12-01 09:18:01,122 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 799 817) no Hoare annotation was computed. [2018-12-01 09:18:01,122 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 531 537) no Hoare annotation was computed. [2018-12-01 09:18:01,122 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 531 537) the Hoare annotation is: true [2018-12-01 09:18:01,122 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 947 956) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 09:18:01,122 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 947 956) no Hoare annotation was computed. [2018-12-01 09:18:01,122 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 947 956) no Hoare annotation was computed. [2018-12-01 09:18:01,122 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 724 734) the Hoare annotation is: true [2018-12-01 09:18:01,122 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 724 734) no Hoare annotation was computed. [2018-12-01 09:18:01,122 INFO L451 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: true [2018-12-01 09:18:01,122 INFO L448 ceAbstractionStarter]: For program point L729-1(line 729) no Hoare annotation was computed. [2018-12-01 09:18:01,123 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 724 734) no Hoare annotation was computed. [2018-12-01 09:18:01,123 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 716 723) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse3))) [2018-12-01 09:18:01,123 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 716 723) no Hoare annotation was computed. [2018-12-01 09:18:01,123 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 716 723) no Hoare annotation was computed. [2018-12-01 09:18:01,123 INFO L448 ceAbstractionStarter]: For program point L673(lines 673 681) no Hoare annotation was computed. [2018-12-01 09:18:01,123 INFO L444 ceAbstractionStarter]: At program point L671(line 671) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-12-01 09:18:01,123 INFO L448 ceAbstractionStarter]: For program point L671-1(line 671) no Hoare annotation was computed. [2018-12-01 09:18:01,123 INFO L448 ceAbstractionStarter]: For program point L669(lines 669 686) no Hoare annotation was computed. [2018-12-01 09:18:01,123 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 665 689) no Hoare annotation was computed. [2018-12-01 09:18:01,123 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 665 689) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-12-01 09:18:01,123 INFO L444 ceAbstractionStarter]: At program point L684(line 684) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-12-01 09:18:01,123 INFO L448 ceAbstractionStarter]: For program point L684-1(lines 665 689) no Hoare annotation was computed. [2018-12-01 09:18:01,123 INFO L444 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-12-01 09:18:01,123 INFO L444 ceAbstractionStarter]: At program point L675(line 675) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-12-01 09:18:01,123 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 503) no Hoare annotation was computed. [2018-12-01 09:18:01,123 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 493 506) no Hoare annotation was computed. [2018-12-01 09:18:01,124 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 493 506) the Hoare annotation is: true [2018-12-01 09:18:01,124 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 493 506) no Hoare annotation was computed. [2018-12-01 09:18:01,124 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 631 637) no Hoare annotation was computed. [2018-12-01 09:18:01,124 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 631 637) the Hoare annotation is: true [2018-12-01 09:18:01,124 INFO L448 ceAbstractionStarter]: For program point L832(lines 832 836) no Hoare annotation was computed. [2018-12-01 09:18:01,124 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 820 883) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 09:18:01,124 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 820 883) no Hoare annotation was computed. [2018-12-01 09:18:01,124 INFO L444 ceAbstractionStarter]: At program point L876(lines 829 877) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 09:18:01,124 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 870) no Hoare annotation was computed. [2018-12-01 09:18:01,124 INFO L444 ceAbstractionStarter]: At program point L866-2(lines 860 871) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse5 .cse3) (and .cse2 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-01 09:18:01,124 INFO L448 ceAbstractionStarter]: For program point L831(lines 830 875) no Hoare annotation was computed. [2018-12-01 09:18:01,124 INFO L448 ceAbstractionStarter]: For program point L860(lines 860 871) no Hoare annotation was computed. [2018-12-01 09:18:01,124 INFO L444 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse4 .cse3) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse5 .cse3) (and .cse2 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-01 09:18:01,124 INFO L448 ceAbstractionStarter]: For program point L850(lines 850 856) no Hoare annotation was computed. [2018-12-01 09:18:01,124 INFO L448 ceAbstractionStarter]: For program point L850-1(lines 850 856) no Hoare annotation was computed. [2018-12-01 09:18:01,125 INFO L444 ceAbstractionStarter]: At program point L842(line 842) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 2)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3) (not (= ~systemActive~0 1)) (and .cse4 (and (not (= ~waterLevel~0 2)) .cse0 .cse3) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and (<= ~waterLevel~0 1) .cse5 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-01 09:18:01,125 INFO L444 ceAbstractionStarter]: At program point L873(lines 830 875) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse2 (<= ~waterLevel~0 1)) (.cse6 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse4 .cse6 .cse3) (not (= ~systemActive~0 1)) (and .cse2 .cse6 .cse5 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-01 09:18:01,125 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 846) no Hoare annotation was computed. [2018-12-01 09:18:01,125 INFO L448 ceAbstractionStarter]: For program point L840-1(lines 840 846) no Hoare annotation was computed. [2018-12-01 09:18:01,125 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 820 883) no Hoare annotation was computed. [2018-12-01 09:18:01,125 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 690 697) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-01 09:18:01,125 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 690 697) no Hoare annotation was computed. [2018-12-01 09:18:01,125 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 690 697) no Hoare annotation was computed. [2018-12-01 09:18:01,125 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 507 515) no Hoare annotation was computed. [2018-12-01 09:18:01,125 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 507 515) the Hoare annotation is: true [2018-12-01 09:18:01,125 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 507 515) no Hoare annotation was computed. [2018-12-01 09:18:01,125 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-01 09:18:01,125 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)) [2018-12-01 09:18:01,125 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-01 09:18:01,125 INFO L444 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-12-01 09:18:01,125 INFO L448 ceAbstractionStarter]: For program point L704-1(line 704) no Hoare annotation was computed. [2018-12-01 09:18:01,125 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 699 715) no Hoare annotation was computed. [2018-12-01 09:18:01,126 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 699 715) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2018-12-01 09:18:01,126 INFO L444 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= ~methaneLevelCritical~0 activatePump_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-01 09:18:01,126 INFO L448 ceAbstractionStarter]: For program point L710-1(lines 699 715) no Hoare annotation was computed. [2018-12-01 09:18:01,126 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2018-12-01 09:18:01,126 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 780 798) no Hoare annotation was computed. [2018-12-01 09:18:01,126 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 780 798) the Hoare annotation is: true [2018-12-01 09:18:01,126 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 793) no Hoare annotation was computed. [2018-12-01 09:18:01,126 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 780 798) no Hoare annotation was computed. [2018-12-01 09:18:01,126 INFO L451 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: true [2018-12-01 09:18:01,126 INFO L448 ceAbstractionStarter]: For program point L789-2(lines 789 793) no Hoare annotation was computed. [2018-12-01 09:18:01,126 INFO L448 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2018-12-01 09:18:01,126 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 484 492) the Hoare annotation is: true [2018-12-01 09:18:01,126 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 484 492) no Hoare annotation was computed. [2018-12-01 09:18:01,126 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 484 492) no Hoare annotation was computed. [2018-12-01 09:18:01,126 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 440 451) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse2 (< 2 ~waterLevel~0)) (.cse7 (or (not (= 1 ~pumpRunning~0)) .cse4)) (.cse6 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (= 0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse2 .cse4 .cse6) (or .cse3 .cse0 .cse2 .cse7) (or .cse2 .cse7 .cse6 .cse5)))) [2018-12-01 09:18:01,126 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 440 451) no Hoare annotation was computed. [2018-12-01 09:18:01,127 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 440 451) no Hoare annotation was computed. [2018-12-01 09:18:01,127 INFO L448 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2018-12-01 09:18:01,127 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 886 915) no Hoare annotation was computed. [2018-12-01 09:18:01,127 INFO L451 ceAbstractionStarter]: At program point L896-2(lines 896 910) the Hoare annotation is: true [2018-12-01 09:18:01,127 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 886 915) the Hoare annotation is: true [2018-12-01 09:18:01,127 INFO L451 ceAbstractionStarter]: At program point L892(line 892) the Hoare annotation is: true [2018-12-01 09:18:01,127 INFO L448 ceAbstractionStarter]: For program point L892-1(line 892) no Hoare annotation was computed. [2018-12-01 09:18:01,127 INFO L451 ceAbstractionStarter]: At program point L911(lines 886 915) the Hoare annotation is: true [2018-12-01 09:18:01,127 INFO L448 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2018-12-01 09:18:01,127 INFO L448 ceAbstractionStarter]: For program point L900(lines 900 904) no Hoare annotation was computed. [2018-12-01 09:18:01,127 INFO L451 ceAbstractionStarter]: At program point L900-1(lines 900 904) the Hoare annotation is: true [2018-12-01 09:18:01,127 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 607 630) the Hoare annotation is: (let ((.cse14 (= ~methaneLevelCritical~0 0)) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse6 (or .cse14 .cse11 .cse3)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse2 (= 1 ~waterLevel~0)) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse12 (< 0 |old(~waterLevel~0)|)) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse13 (or .cse11 .cse3)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse10 (not .cse14))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7) (or .cse8 .cse0 .cse9 .cse6) (or .cse2 .cse1 .cse3 .cse4 .cse10) (or .cse11 .cse3 .cse4 .cse10 .cse2) (or (or .cse12 .cse0 .cse1 .cse3) .cse7) (or .cse9 .cse13 .cse10 .cse8) (or .cse0 .cse11 .cse3 .cse4 .cse2) (or (or .cse5 .cse1 .cse3) .cse10 .cse7) (or .cse0 .cse1 .cse9 .cse8 .cse3) (or .cse12 .cse7 .cse13 .cse10) (or .cse1 .cse8 .cse9 .cse3 .cse10)))) [2018-12-01 09:18:01,127 INFO L444 ceAbstractionStarter]: At program point L620(line 620) the Hoare annotation is: (let ((.cse14 (= ~methaneLevelCritical~0 0)) (.cse12 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse15 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse16 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse7 (or .cse16 .cse3)) (.cse9 (and (<= ~waterLevel~0 1) .cse15)) (.cse8 (and .cse12 (<= ~waterLevel~0 0))) (.cse11 (or .cse14 .cse16 .cse3)) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and (<= ~waterLevel~0 2) .cse15)) (.cse10 (< 2 |old(~waterLevel~0)|)) (.cse5 (not .cse14))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse5 .cse8) (or .cse9 .cse10 .cse7 .cse5) (or .cse0 .cse9 .cse10 .cse11) (or .cse0 .cse6 .cse8 .cse11) (or (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse3) .cse12) (or (or .cse6 .cse1 .cse3) .cse5 .cse12) (or .cse0 .cse1 .cse10 .cse13 .cse3) (or .cse1 .cse13 .cse10 .cse3 .cse5)))) [2018-12-01 09:18:01,127 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 607 630) no Hoare annotation was computed. [2018-12-01 09:18:01,127 INFO L444 ceAbstractionStarter]: At program point L618(lines 618 624) the Hoare annotation is: (let ((.cse12 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse17 (<= ~waterLevel~0 1)) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse18 (= ~methaneLevelCritical~0 0))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse10 (<= ~waterLevel~0 0)) (.cse15 (<= ~waterLevel~0 2)) (.cse13 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (not .cse18)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse9 (= 0 ~pumpRunning~0)) (.cse16 (and .cse17 .cse7)) (.cse11 (< 2 |old(~waterLevel~0)|)) (.cse14 (or .cse18 .cse12 .cse3))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (let ((.cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (or (and .cse6 .cse7) (and .cse8 .cse9 .cse10) (and .cse6 .cse9) .cse11 (or .cse12 .cse3) .cse5 (and .cse8 .cse10 .cse7))) (or .cse0 .cse13 (and .cse8 .cse10) .cse14) (or .cse1 (and .cse15 (= ~pumpRunning~0 1)) .cse11 .cse3 .cse5 .cse16) (or .cse0 .cse13 .cse1 .cse8 .cse3) (or .cse0 .cse1 .cse11 (and .cse15 .cse7) .cse3) (or .cse13 .cse1 .cse8 .cse3 .cse5) (or .cse0 (and .cse9 .cse17) .cse16 .cse11 .cse14)))) [2018-12-01 09:18:01,127 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 607 630) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L444 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse13 (= ~methaneLevelCritical~0 0)) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse2 (or .cse13 .cse11 .cse7)) (.cse1 (< 1 |old(~waterLevel~0)|)) (.cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse8 (or .cse11 .cse7)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse10 (= 1 ~waterLevel~0)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse9 (not .cse13))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse5) (or .cse0 .cse6 .cse4 .cse7) (or .cse1 .cse3 .cse8 .cse9) (or .cse5 .cse4 .cse8 .cse9) (or .cse10 .cse11 .cse7 .cse12 .cse9) (or .cse0 .cse11 .cse7 .cse10 .cse12) (or .cse6 .cse4 .cse7 .cse9)))) [2018-12-01 09:18:01,128 INFO L448 ceAbstractionStarter]: For program point L611(lines 610 629) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 452 460) the Hoare annotation is: true [2018-12-01 09:18:01,128 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 452 460) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 452 460) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L448 ceAbstractionStarter]: For program point L576(lines 576 582) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L444 ceAbstractionStarter]: At program point L574(line 574) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (< 1 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or (= __utac_acc__Specification3_spec__1_~tmp~3 ~methaneLevelCritical~0) .cse2 .cse5 .cse3 .cse6) (or .cse4 .cse1 .cse3 .cse6) (or .cse4 .cse5 .cse3 .cse6))) [2018-12-01 09:18:01,128 INFO L448 ceAbstractionStarter]: For program point L574-1(line 574) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 557 589) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 585) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L448 ceAbstractionStarter]: For program point L572-1(lines 557 589) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L444 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (= __utac_acc__Specification3_spec__1_~tmp~3 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (< 1 ~waterLevel~0) .cse4 .cse3) (or .cse5 .cse2 .cse4 .cse3 .cse6) (or (< 0 ~waterLevel~0) .cse1 .cse5 .cse3 .cse6) (or .cse1 .cse5 .cse3 (not (= ~waterLevel~0 1)) .cse6))) [2018-12-01 09:18:01,128 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 557 589) the Hoare annotation is: true [2018-12-01 09:18:01,128 INFO L448 ceAbstractionStarter]: For program point L570-1(line 570) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 586) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L451 ceAbstractionStarter]: At program point L564(line 564) the Hoare annotation is: true [2018-12-01 09:18:01,128 INFO L448 ceAbstractionStarter]: For program point L564-1(line 564) no Hoare annotation was computed. [2018-12-01 09:18:01,128 INFO L444 ceAbstractionStarter]: At program point L580(line 580) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse6 .cse4 .cse3) (or .cse6 .cse1 .cse3 .cse5))) [2018-12-01 09:18:01,128 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 416 427) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (< 2 |old(~waterLevel~0)|)) (.cse8 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (or (= ~pumpRunning~0 0) .cse5)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse4 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1)))) (and (or (<= ~waterLevel~0 2) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse6 .cse2) (or .cse7 .cse0 .cse1 .cse3 .cse8) (or (< 1 |old(~waterLevel~0)|) .cse8 .cse1 .cse2 .cse3) (or .cse7 .cse1 .cse4 .cse5 .cse6)))) [2018-12-01 09:18:01,129 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 416 427) no Hoare annotation was computed. [2018-12-01 09:18:01,129 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 416 427) no Hoare annotation was computed. [2018-12-01 09:18:01,129 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 940 946) no Hoare annotation was computed. [2018-12-01 09:18:01,129 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 940 946) the Hoare annotation is: true [2018-12-01 09:18:01,129 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-01 09:18:01,129 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-01 09:18:01,129 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-01 09:18:01,129 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-01 09:18:01,129 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 639 663) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse3))) [2018-12-01 09:18:01,129 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 639 663) no Hoare annotation was computed. [2018-12-01 09:18:01,129 INFO L444 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse1 .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-12-01 09:18:01,129 INFO L448 ceAbstractionStarter]: For program point L658-1(lines 639 663) no Hoare annotation was computed. [2018-12-01 09:18:01,129 INFO L444 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< 2 ~waterLevel~0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse8 (< 1 ~waterLevel~0)) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 .cse2 .cse3) .cse4 .cse5 .cse6) (or (or (< 0 ~waterLevel~0) .cse7 .cse0 .cse5) .cse1) (or .cse8 .cse9 .cse5 .cse6) (or .cse7 .cse0 .cse5 .cse1 (not (= ~waterLevel~0 1))) (or .cse7 .cse0 .cse4 .cse5 (and .cse2 .cse3)) (or .cse7 .cse8 .cse9 .cse5))) [2018-12-01 09:18:01,129 INFO L444 ceAbstractionStarter]: At program point L649(line 649) the Hoare annotation is: (let ((.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= processEnvironment__wrappee__highWaterSensor_~tmp~4 1) .cse9)) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (and (<= ~waterLevel~0 1) .cse9)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse4) (or .cse8 .cse6 .cse7 .cse3) (or .cse8 .cse1 .cse0 .cse2 .cse5 .cse3)))) [2018-12-01 09:18:01,129 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 655) no Hoare annotation was computed. [2018-12-01 09:18:01,129 INFO L444 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse1 .cse3) (or .cse7 .cse5 .cse6 .cse3))) [2018-12-01 09:18:01,130 INFO L448 ceAbstractionStarter]: For program point L645-1(line 645) no Hoare annotation was computed. [2018-12-01 09:18:01,130 INFO L448 ceAbstractionStarter]: For program point L643(lines 643 660) no Hoare annotation was computed. [2018-12-01 09:18:01,130 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 428 439) no Hoare annotation was computed. [2018-12-01 09:18:01,130 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 428 439) no Hoare annotation was computed. [2018-12-01 09:18:01,130 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 428 439) the Hoare annotation is: (let ((.cse1 (< 2 |old(~waterLevel~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (< 1 |old(~waterLevel~0)|)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse1 (<= ~waterLevel~0 2) .cse3) (or (or .cse7 .cse6 .cse3) .cse4 (<= ~waterLevel~0 1)) (or .cse0 (or (< 0 |old(~waterLevel~0)|) .cse6 .cse3 .cse4)) (or .cse0 (or .cse5 .cse7 .cse6 .cse3)) (or .cse5 .cse7 (or .cse2 .cse3) .cse0))) [2018-12-01 09:18:01,130 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2018-12-01 09:18:01,130 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2018-12-01 09:18:01,130 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2018-12-01 09:18:01,130 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2018-12-01 09:18:01,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 09:18:01 BoogieIcfgContainer [2018-12-01 09:18:01,139 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 09:18:01,139 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 09:18:01,139 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 09:18:01,139 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 09:18:01,140 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:17:50" (3/4) ... [2018-12-01 09:18:01,142 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 09:18:01,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-01 09:18:01,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-01 09:18:01,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-01 09:18:01,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-01 09:18:01,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-01 09:18:01,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-01 09:18:01,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-01 09:18:01,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-01 09:18:01,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-01 09:18:01,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-01 09:18:01,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-01 09:18:01,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-12-01 09:18:01,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-01 09:18:01,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-01 09:18:01,150 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 09:18:01,150 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-01 09:18:01,150 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-01 09:18:01,156 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-01 09:18:01,157 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-01 09:18:01,157 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-01 09:18:01,157 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-01 09:18:01,158 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 09:18:01,158 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 09:18:01,177 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-01 09:18:01,178 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-01 09:18:01,208 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2d8b881c-7239-4c03-911e-1ed49c0dca54/bin-2019/uautomizer/witness.graphml [2018-12-01 09:18:01,208 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 09:18:01,208 INFO L168 Benchmark]: Toolchain (without parser) took 11463.85 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 534.8 MB). Free memory was 950.6 MB in the beginning and 1.5 GB in the end (delta: -505.3 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-12-01 09:18:01,209 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 09:18:01,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-01 09:18:01,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 09:18:01,209 INFO L168 Benchmark]: Boogie Preprocessor took 20.59 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 09:18:01,209 INFO L168 Benchmark]: RCFGBuilder took 345.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 MB. Max. memory is 11.5 GB. [2018-12-01 09:18:01,209 INFO L168 Benchmark]: TraceAbstraction took 10655.78 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 419.4 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -411.4 MB). Peak memory consumption was 678.4 MB. Max. memory is 11.5 GB. [2018-12-01 09:18:01,209 INFO L168 Benchmark]: Witness Printer took 68.50 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-12-01 09:18:01,210 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.59 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 345.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10655.78 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 419.4 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -411.4 MB). Peak memory consumption was 678.4 MB. Max. memory is 11.5 GB. * Witness Printer took 68.50 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: 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: 886]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: (((((((((0 == methaneLevelCritical && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) || (((0 == pumpRunning && waterLevel <= 2) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || (((waterLevel <= 1 && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 159 locations, 1 error locations. SAFE Result, 10.6s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 4.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2527 SDtfs, 2418 SDslu, 9368 SDs, 0 SdLazy, 6165 SolverSat, 1217 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 591 GetRequests, 443 SyntacticMatches, 2 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1234occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 326 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 3379 PreInvPairs, 3913 NumberOfFragments, 3096 HoareAnnotationTreeSize, 3379 FomulaSimplifications, 19541 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 65 FomulaSimplificationsInter, 30624 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1592 NumberOfCodeBlocks, 1592 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1576 ConstructedInterpolants, 0 QuantifiedInterpolants, 303641 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2446 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 16 InterpolantComputations, 11 PerfectInterpolantSequences, 114/132 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...