./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product62_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_919e0f31-a471-4ec0-9a68-820b2443c62f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product62_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/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 b53c74b3fbc69a335e393da17bbcb1aa5d3461be ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:31:37,039 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 17:31:37,040 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 17:31:37,047 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 17:31:37,047 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 17:31:37,048 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 17:31:37,048 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 17:31:37,050 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 17:31:37,051 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 17:31:37,052 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 17:31:37,053 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 17:31:37,053 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 17:31:37,053 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 17:31:37,054 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 17:31:37,055 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 17:31:37,055 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 17:31:37,056 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 17:31:37,057 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 17:31:37,059 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 17:31:37,060 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 17:31:37,061 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 17:31:37,061 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 17:31:37,063 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 17:31:37,063 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 17:31:37,064 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 17:31:37,064 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 17:31:37,065 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 17:31:37,066 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 17:31:37,066 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 17:31:37,067 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 17:31:37,067 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 17:31:37,068 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 17:31:37,068 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 17:31:37,068 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 17:31:37,068 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 17:31:37,069 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 17:31:37,069 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 17:31:37,077 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 17:31:37,077 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 17:31:37,078 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 17:31:37,078 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 17:31:37,078 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 17:31:37,079 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 17:31:37,079 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 17:31:37,079 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 17:31:37,079 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 17:31:37,079 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 17:31:37,079 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 17:31:37,080 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 17:31:37,080 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 17:31:37,080 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 17:31:37,080 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 17:31:37,080 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 17:31:37,080 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 17:31:37,081 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 17:31:37,081 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 17:31:37,081 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 17:31:37,081 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 17:31:37,081 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 17:31:37,081 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 17:31:37,082 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 17:31:37,082 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 17:31:37,082 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 17:31:37,082 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 17:31:37,082 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 17:31:37,082 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 17:31:37,082 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 17:31:37,082 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_919e0f31-a471-4ec0-9a68-820b2443c62f/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 -> b53c74b3fbc69a335e393da17bbcb1aa5d3461be [2018-12-01 17:31:37,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 17:31:37,117 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 17:31:37,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 17:31:37,120 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 17:31:37,120 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 17:31:37,121 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product62_true-unreach-call_false-termination.cil.c [2018-12-01 17:31:37,155 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/bin-2019/uautomizer/data/72e0087f0/1684d16d7014424eb5c7cc0c5241429f/FLAG3a6eb5a16 [2018-12-01 17:31:37,626 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 17:31:37,627 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/sv-benchmarks/c/product-lines/minepump_spec3_product62_true-unreach-call_false-termination.cil.c [2018-12-01 17:31:37,633 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/bin-2019/uautomizer/data/72e0087f0/1684d16d7014424eb5c7cc0c5241429f/FLAG3a6eb5a16 [2018-12-01 17:31:37,642 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/bin-2019/uautomizer/data/72e0087f0/1684d16d7014424eb5c7cc0c5241429f [2018-12-01 17:31:37,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 17:31:37,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 17:31:37,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 17:31:37,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 17:31:37,647 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 17:31:37,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:31:37" (1/1) ... [2018-12-01 17:31:37,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37, skipping insertion in model container [2018-12-01 17:31:37,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:31:37" (1/1) ... [2018-12-01 17:31:37,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 17:31:37,673 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 17:31:37,818 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:31:37,857 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 17:31:37,906 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:31:37,924 INFO L195 MainTranslator]: Completed translation [2018-12-01 17:31:37,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37 WrapperNode [2018-12-01 17:31:37,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 17:31:37,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 17:31:37,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 17:31:37,925 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 17:31:37,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37" (1/1) ... [2018-12-01 17:31:37,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37" (1/1) ... [2018-12-01 17:31:37,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 17:31:37,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 17:31:37,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 17:31:37,947 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 17:31:37,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37" (1/1) ... [2018-12-01 17:31:37,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37" (1/1) ... [2018-12-01 17:31:37,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37" (1/1) ... [2018-12-01 17:31:37,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37" (1/1) ... [2018-12-01 17:31:37,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37" (1/1) ... [2018-12-01 17:31:37,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37" (1/1) ... [2018-12-01 17:31:37,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37" (1/1) ... [2018-12-01 17:31:37,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 17:31:37,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 17:31:37,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 17:31:37,970 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 17:31:37,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/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 17:31:38,001 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-01 17:31:38,002 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-01 17:31:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 17:31:38,002 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 17:31:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-01 17:31:38,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-01 17:31:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 17:31:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-01 17:31:38,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-01 17:31:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-01 17:31:38,002 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-01 17:31:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-01 17:31:38,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-01 17:31:38,003 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 17:31:38,003 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 17:31:38,003 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-01 17:31:38,003 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-01 17:31:38,003 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-01 17:31:38,003 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-01 17:31:38,003 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-01 17:31:38,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-01 17:31:38,003 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-01 17:31:38,003 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-01 17:31:38,003 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-01 17:31:38,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-01 17:31:38,003 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-01 17:31:38,003 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-01 17:31:38,004 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 17:31:38,004 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 17:31:38,004 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 17:31:38,004 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 17:31:38,004 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 17:31:38,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 17:31:38,004 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-01 17:31:38,004 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-01 17:31:38,004 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-01 17:31:38,004 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-01 17:31:38,004 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 17:31:38,004 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 17:31:38,004 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 17:31:38,004 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 17:31:38,004 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-01 17:31:38,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-01 17:31:38,005 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-01 17:31:38,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-01 17:31:38,005 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-01 17:31:38,005 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-01 17:31:38,005 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-01 17:31:38,005 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-01 17:31:38,005 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-01 17:31:38,005 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-01 17:31:38,005 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-01 17:31:38,005 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-01 17:31:38,005 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 17:31:38,005 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 17:31:38,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 17:31:38,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 17:31:38,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 17:31:38,006 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 17:31:38,006 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 17:31:38,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-12-01 17:31:38,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-12-01 17:31:38,006 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-01 17:31:38,006 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-01 17:31:38,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 17:31:38,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 17:31:38,323 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 17:31:38,323 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-01 17:31:38,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:31:38 BoogieIcfgContainer [2018-12-01 17:31:38,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 17:31:38,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 17:31:38,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 17:31:38,326 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 17:31:38,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 05:31:37" (1/3) ... [2018-12-01 17:31:38,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d668854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 05:31:38, skipping insertion in model container [2018-12-01 17:31:38,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:31:37" (2/3) ... [2018-12-01 17:31:38,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d668854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 05:31:38, skipping insertion in model container [2018-12-01 17:31:38,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:31:38" (3/3) ... [2018-12-01 17:31:38,328 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product62_true-unreach-call_false-termination.cil.c [2018-12-01 17:31:38,334 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 17:31:38,339 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 17:31:38,348 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 17:31:38,366 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 17:31:38,366 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 17:31:38,366 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 17:31:38,366 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 17:31:38,367 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 17:31:38,367 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 17:31:38,367 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 17:31:38,367 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 17:31:38,367 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 17:31:38,379 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2018-12-01 17:31:38,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 17:31:38,384 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:38,385 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 17:31:38,386 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:38,389 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:38,390 INFO L82 PathProgramCache]: Analyzing trace with hash -497022840, now seen corresponding path program 1 times [2018-12-01 17:31:38,391 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:38,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:38,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:38,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:38,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:38,525 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 17:31:38,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:31:38,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 17:31:38,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-01 17:31:38,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-01 17:31:38,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 17:31:38,538 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2018-12-01 17:31:38,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:38,565 INFO L93 Difference]: Finished difference Result 320 states and 397 transitions. [2018-12-01 17:31:38,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-01 17:31:38,566 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-12-01 17:31:38,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:38,573 INFO L225 Difference]: With dead ends: 320 [2018-12-01 17:31:38,573 INFO L226 Difference]: Without dead ends: 160 [2018-12-01 17:31:38,576 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 17:31:38,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2018-12-01 17:31:38,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2018-12-01 17:31:38,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2018-12-01 17:31:38,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 190 transitions. [2018-12-01 17:31:38,608 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 190 transitions. Word has length 52 [2018-12-01 17:31:38,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:38,608 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 190 transitions. [2018-12-01 17:31:38,609 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-01 17:31:38,609 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 190 transitions. [2018-12-01 17:31:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 17:31:38,610 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:38,611 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 17:31:38,611 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:38,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:38,611 INFO L82 PathProgramCache]: Analyzing trace with hash 2120666563, now seen corresponding path program 1 times [2018-12-01 17:31:38,611 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:38,611 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:38,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:38,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:38,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:38,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:38,661 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 17:31:38,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:31:38,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-01 17:31:38,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 17:31:38,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 17:31:38,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 17:31:38,663 INFO L87 Difference]: Start difference. First operand 160 states and 190 transitions. Second operand 3 states. [2018-12-01 17:31:38,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:38,680 INFO L93 Difference]: Finished difference Result 265 states and 315 transitions. [2018-12-01 17:31:38,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 17:31:38,680 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-12-01 17:31:38,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:38,682 INFO L225 Difference]: With dead ends: 265 [2018-12-01 17:31:38,682 INFO L226 Difference]: Without dead ends: 151 [2018-12-01 17:31:38,682 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 17:31:38,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-12-01 17:31:38,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2018-12-01 17:31:38,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-12-01 17:31:38,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 178 transitions. [2018-12-01 17:31:38,691 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 178 transitions. Word has length 53 [2018-12-01 17:31:38,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:38,691 INFO L480 AbstractCegarLoop]: Abstraction has 151 states and 178 transitions. [2018-12-01 17:31:38,691 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 17:31:38,691 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 178 transitions. [2018-12-01 17:31:38,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 17:31:38,692 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:38,692 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] [2018-12-01 17:31:38,692 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:38,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:38,692 INFO L82 PathProgramCache]: Analyzing trace with hash -1417953152, now seen corresponding path program 1 times [2018-12-01 17:31:38,693 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:38,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:38,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:38,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:38,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:38,740 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 17:31:38,740 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:31:38,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-01 17:31:38,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 17:31:38,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 17:31:38,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 17:31:38,741 INFO L87 Difference]: Start difference. First operand 151 states and 178 transitions. Second operand 3 states. [2018-12-01 17:31:38,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:38,754 INFO L93 Difference]: Finished difference Result 278 states and 333 transitions. [2018-12-01 17:31:38,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 17:31:38,755 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2018-12-01 17:31:38,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:38,756 INFO L225 Difference]: With dead ends: 278 [2018-12-01 17:31:38,756 INFO L226 Difference]: Without dead ends: 151 [2018-12-01 17:31:38,756 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 17:31:38,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-12-01 17:31:38,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2018-12-01 17:31:38,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-12-01 17:31:38,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 177 transitions. [2018-12-01 17:31:38,764 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 177 transitions. Word has length 58 [2018-12-01 17:31:38,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:38,765 INFO L480 AbstractCegarLoop]: Abstraction has 151 states and 177 transitions. [2018-12-01 17:31:38,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 17:31:38,765 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 177 transitions. [2018-12-01 17:31:38,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-01 17:31:38,766 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:38,766 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] [2018-12-01 17:31:38,766 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:38,766 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:38,767 INFO L82 PathProgramCache]: Analyzing trace with hash -1963241690, now seen corresponding path program 1 times [2018-12-01 17:31:38,767 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:38,767 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:38,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:38,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:38,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:38,831 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 17:31:38,831 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:31:38,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 17:31:38,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 17:31:38,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 17:31:38,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 17:31:38,832 INFO L87 Difference]: Start difference. First operand 151 states and 177 transitions. Second operand 5 states. [2018-12-01 17:31:39,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:39,227 INFO L93 Difference]: Finished difference Result 404 states and 488 transitions. [2018-12-01 17:31:39,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 17:31:39,227 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 76 [2018-12-01 17:31:39,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:39,229 INFO L225 Difference]: With dead ends: 404 [2018-12-01 17:31:39,229 INFO L226 Difference]: Without dead ends: 277 [2018-12-01 17:31:39,230 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 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 17:31:39,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2018-12-01 17:31:39,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 258. [2018-12-01 17:31:39,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2018-12-01 17:31:39,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 293 transitions. [2018-12-01 17:31:39,255 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 293 transitions. Word has length 76 [2018-12-01 17:31:39,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:39,255 INFO L480 AbstractCegarLoop]: Abstraction has 258 states and 293 transitions. [2018-12-01 17:31:39,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 17:31:39,255 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 293 transitions. [2018-12-01 17:31:39,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 17:31:39,257 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:39,258 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 17:31:39,258 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:39,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:39,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1316182276, now seen corresponding path program 1 times [2018-12-01 17:31:39,258 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:39,258 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:39,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:39,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:39,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:39,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:31:39,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:31:39,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-01 17:31:39,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-01 17:31:39,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-01 17:31:39,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-01 17:31:39,347 INFO L87 Difference]: Start difference. First operand 258 states and 293 transitions. Second operand 8 states. [2018-12-01 17:31:39,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:39,373 INFO L93 Difference]: Finished difference Result 499 states and 581 transitions. [2018-12-01 17:31:39,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 17:31:39,373 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 90 [2018-12-01 17:31:39,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:39,375 INFO L225 Difference]: With dead ends: 499 [2018-12-01 17:31:39,375 INFO L226 Difference]: Without dead ends: 265 [2018-12-01 17:31:39,376 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-01 17:31:39,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2018-12-01 17:31:39,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 262. [2018-12-01 17:31:39,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states. [2018-12-01 17:31:39,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 297 transitions. [2018-12-01 17:31:39,386 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 297 transitions. Word has length 90 [2018-12-01 17:31:39,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:39,387 INFO L480 AbstractCegarLoop]: Abstraction has 262 states and 297 transitions. [2018-12-01 17:31:39,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-01 17:31:39,387 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 297 transitions. [2018-12-01 17:31:39,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 17:31:39,387 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:39,388 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 17:31:39,388 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:39,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:39,388 INFO L82 PathProgramCache]: Analyzing trace with hash -1975713798, now seen corresponding path program 1 times [2018-12-01 17:31:39,388 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:39,388 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:39,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:39,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:39,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:39,434 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 17:31:39,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:31:39,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 17:31:39,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 17:31:39,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 17:31:39,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 17:31:39,435 INFO L87 Difference]: Start difference. First operand 262 states and 297 transitions. Second operand 6 states. [2018-12-01 17:31:39,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:39,562 INFO L93 Difference]: Finished difference Result 641 states and 759 transitions. [2018-12-01 17:31:39,562 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 17:31:39,562 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2018-12-01 17:31:39,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:39,565 INFO L225 Difference]: With dead ends: 641 [2018-12-01 17:31:39,565 INFO L226 Difference]: Without dead ends: 403 [2018-12-01 17:31:39,566 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 17:31:39,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2018-12-01 17:31:39,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 399. [2018-12-01 17:31:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2018-12-01 17:31:39,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 457 transitions. [2018-12-01 17:31:39,588 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 457 transitions. Word has length 90 [2018-12-01 17:31:39,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:39,588 INFO L480 AbstractCegarLoop]: Abstraction has 399 states and 457 transitions. [2018-12-01 17:31:39,589 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 17:31:39,589 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 457 transitions. [2018-12-01 17:31:39,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-01 17:31:39,590 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:39,590 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 17:31:39,590 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:39,590 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:39,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1060378356, now seen corresponding path program 1 times [2018-12-01 17:31:39,591 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:39,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:39,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:39,591 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:39,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:39,669 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 17:31:39,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:31:39,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 17:31:39,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 17:31:39,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 17:31:39,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 17:31:39,670 INFO L87 Difference]: Start difference. First operand 399 states and 457 transitions. Second operand 6 states. [2018-12-01 17:31:39,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:39,819 INFO L93 Difference]: Finished difference Result 866 states and 1030 transitions. [2018-12-01 17:31:39,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 17:31:39,820 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2018-12-01 17:31:39,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:39,821 INFO L225 Difference]: With dead ends: 866 [2018-12-01 17:31:39,822 INFO L226 Difference]: Without dead ends: 628 [2018-12-01 17:31:39,822 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 17:31:39,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2018-12-01 17:31:39,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 610. [2018-12-01 17:31:39,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 610 states. [2018-12-01 17:31:39,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 715 transitions. [2018-12-01 17:31:39,844 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 715 transitions. Word has length 94 [2018-12-01 17:31:39,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:39,844 INFO L480 AbstractCegarLoop]: Abstraction has 610 states and 715 transitions. [2018-12-01 17:31:39,844 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 17:31:39,844 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 715 transitions. [2018-12-01 17:31:39,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-01 17:31:39,845 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:39,845 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:39,846 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:39,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:39,846 INFO L82 PathProgramCache]: Analyzing trace with hash -215750409, now seen corresponding path program 1 times [2018-12-01 17:31:39,846 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:39,846 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:39,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:39,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:39,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:39,923 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 17:31:39,924 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:31:39,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-01 17:31:39,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 17:31:39,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 17:31:39,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-01 17:31:39,924 INFO L87 Difference]: Start difference. First operand 610 states and 715 transitions. Second operand 9 states. [2018-12-01 17:31:39,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:39,963 INFO L93 Difference]: Finished difference Result 1079 states and 1282 transitions. [2018-12-01 17:31:39,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-01 17:31:39,963 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2018-12-01 17:31:39,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:39,965 INFO L225 Difference]: With dead ends: 1079 [2018-12-01 17:31:39,965 INFO L226 Difference]: Without dead ends: 630 [2018-12-01 17:31:39,966 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 17:31:39,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2018-12-01 17:31:39,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 625. [2018-12-01 17:31:39,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 625 states. [2018-12-01 17:31:39,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 732 transitions. [2018-12-01 17:31:39,985 INFO L78 Accepts]: Start accepts. Automaton has 625 states and 732 transitions. Word has length 94 [2018-12-01 17:31:39,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:39,985 INFO L480 AbstractCegarLoop]: Abstraction has 625 states and 732 transitions. [2018-12-01 17:31:39,985 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 17:31:39,985 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 732 transitions. [2018-12-01 17:31:39,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-01 17:31:39,986 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:39,986 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 17:31:39,986 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:39,986 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:39,987 INFO L82 PathProgramCache]: Analyzing trace with hash -875281931, now seen corresponding path program 1 times [2018-12-01 17:31:39,987 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:39,987 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:39,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:39,987 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:39,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:40,027 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 17:31:40,027 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:31:40,027 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 17:31:40,027 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 17:31:40,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 17:31:40,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 17:31:40,028 INFO L87 Difference]: Start difference. First operand 625 states and 732 transitions. Second operand 5 states. [2018-12-01 17:31:40,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:40,048 INFO L93 Difference]: Finished difference Result 1081 states and 1293 transitions. [2018-12-01 17:31:40,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 17:31:40,048 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 94 [2018-12-01 17:31:40,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:40,050 INFO L225 Difference]: With dead ends: 1081 [2018-12-01 17:31:40,057 INFO L226 Difference]: Without dead ends: 617 [2018-12-01 17:31:40,058 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 17:31:40,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2018-12-01 17:31:40,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 617. [2018-12-01 17:31:40,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 617 states. [2018-12-01 17:31:40,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 721 transitions. [2018-12-01 17:31:40,085 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 721 transitions. Word has length 94 [2018-12-01 17:31:40,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:40,085 INFO L480 AbstractCegarLoop]: Abstraction has 617 states and 721 transitions. [2018-12-01 17:31:40,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 17:31:40,085 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 721 transitions. [2018-12-01 17:31:40,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-01 17:31:40,087 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:40,087 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 17:31:40,087 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:40,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:40,087 INFO L82 PathProgramCache]: Analyzing trace with hash 485334592, now seen corresponding path program 1 times [2018-12-01 17:31:40,088 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:40,088 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:40,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:40,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:40,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:40,164 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 17:31:40,164 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 17:31:40,165 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/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 17:31:40,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:40,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:31:40,326 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 17:31:40,342 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-01 17:31:40,342 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-12-01 17:31:40,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-01 17:31:40,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-01 17:31:40,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-12-01 17:31:40,343 INFO L87 Difference]: Start difference. First operand 617 states and 721 transitions. Second operand 14 states. [2018-12-01 17:31:40,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:40,886 INFO L93 Difference]: Finished difference Result 1676 states and 2028 transitions. [2018-12-01 17:31:40,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-01 17:31:40,887 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 106 [2018-12-01 17:31:40,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:40,890 INFO L225 Difference]: With dead ends: 1676 [2018-12-01 17:31:40,890 INFO L226 Difference]: Without dead ends: 1083 [2018-12-01 17:31:40,891 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 105 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 17:31:40,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2018-12-01 17:31:40,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 1080. [2018-12-01 17:31:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1080 states. [2018-12-01 17:31:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 1080 states and 1251 transitions. [2018-12-01 17:31:40,925 INFO L78 Accepts]: Start accepts. Automaton has 1080 states and 1251 transitions. Word has length 106 [2018-12-01 17:31:40,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:40,925 INFO L480 AbstractCegarLoop]: Abstraction has 1080 states and 1251 transitions. [2018-12-01 17:31:40,925 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-01 17:31:40,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1251 transitions. [2018-12-01 17:31:40,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-01 17:31:40,927 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:40,927 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 17:31:40,927 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:40,927 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:40,927 INFO L82 PathProgramCache]: Analyzing trace with hash 2000788636, now seen corresponding path program 1 times [2018-12-01 17:31:40,927 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:40,927 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:40,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:40,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:40,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:40,995 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 17:31:40,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:31:40,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-01 17:31:40,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-01 17:31:40,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-01 17:31:40,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-01 17:31:40,996 INFO L87 Difference]: Start difference. First operand 1080 states and 1251 transitions. Second operand 10 states. [2018-12-01 17:31:41,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:41,180 INFO L93 Difference]: Finished difference Result 2110 states and 2474 transitions. [2018-12-01 17:31:41,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-01 17:31:41,180 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2018-12-01 17:31:41,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:41,182 INFO L225 Difference]: With dead ends: 2110 [2018-12-01 17:31:41,182 INFO L226 Difference]: Without dead ends: 1054 [2018-12-01 17:31:41,184 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 17:31:41,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2018-12-01 17:31:41,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1038. [2018-12-01 17:31:41,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1038 states. [2018-12-01 17:31:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1200 transitions. [2018-12-01 17:31:41,213 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1200 transitions. Word has length 110 [2018-12-01 17:31:41,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:41,213 INFO L480 AbstractCegarLoop]: Abstraction has 1038 states and 1200 transitions. [2018-12-01 17:31:41,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-01 17:31:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1200 transitions. [2018-12-01 17:31:41,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-01 17:31:41,215 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:41,215 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 17:31:41,215 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:41,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:41,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1098500354, now seen corresponding path program 1 times [2018-12-01 17:31:41,215 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:41,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:41,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:41,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:41,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:41,287 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 17:31:41,287 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:31:41,288 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-01 17:31:41,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-01 17:31:41,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-01 17:31:41,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-01 17:31:41,288 INFO L87 Difference]: Start difference. First operand 1038 states and 1200 transitions. Second operand 10 states. [2018-12-01 17:31:41,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:41,446 INFO L93 Difference]: Finished difference Result 2058 states and 2382 transitions. [2018-12-01 17:31:41,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-01 17:31:41,447 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2018-12-01 17:31:41,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:41,449 INFO L225 Difference]: With dead ends: 2058 [2018-12-01 17:31:41,450 INFO L226 Difference]: Without dead ends: 1044 [2018-12-01 17:31:41,451 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 17:31:41,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2018-12-01 17:31:41,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 1000. [2018-12-01 17:31:41,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1000 states. [2018-12-01 17:31:41,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 1000 states and 1126 transitions. [2018-12-01 17:31:41,480 INFO L78 Accepts]: Start accepts. Automaton has 1000 states and 1126 transitions. Word has length 110 [2018-12-01 17:31:41,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:41,481 INFO L480 AbstractCegarLoop]: Abstraction has 1000 states and 1126 transitions. [2018-12-01 17:31:41,481 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-01 17:31:41,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1126 transitions. [2018-12-01 17:31:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-01 17:31:41,483 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:41,483 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:41,483 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:41,483 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:41,483 INFO L82 PathProgramCache]: Analyzing trace with hash 114656940, now seen corresponding path program 1 times [2018-12-01 17:31:41,483 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:41,483 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:41,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:41,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:41,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:41,529 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 17:31:41,529 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 17:31:41,529 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/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 17:31:41,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:41,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:31:41,706 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-01 17:31:41,731 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 17:31:41,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-12-01 17:31:41,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-01 17:31:41,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-01 17:31:41,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-12-01 17:31:41,732 INFO L87 Difference]: Start difference. First operand 1000 states and 1126 transitions. Second operand 13 states. [2018-12-01 17:31:42,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:42,832 INFO L93 Difference]: Finished difference Result 2344 states and 2782 transitions. [2018-12-01 17:31:42,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-01 17:31:42,833 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 154 [2018-12-01 17:31:42,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:42,838 INFO L225 Difference]: With dead ends: 2344 [2018-12-01 17:31:42,838 INFO L226 Difference]: Without dead ends: 1368 [2018-12-01 17:31:42,841 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-12-01 17:31:42,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1368 states. [2018-12-01 17:31:42,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1368 to 1214. [2018-12-01 17:31:42,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1214 states. [2018-12-01 17:31:42,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 1214 states and 1351 transitions. [2018-12-01 17:31:42,898 INFO L78 Accepts]: Start accepts. Automaton has 1214 states and 1351 transitions. Word has length 154 [2018-12-01 17:31:42,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:42,899 INFO L480 AbstractCegarLoop]: Abstraction has 1214 states and 1351 transitions. [2018-12-01 17:31:42,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-01 17:31:42,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1351 transitions. [2018-12-01 17:31:42,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-01 17:31:42,901 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:31:42,902 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:42,902 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:31:42,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:31:42,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1699346519, now seen corresponding path program 1 times [2018-12-01 17:31:42,902 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:31:42,902 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:31:42,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:42,903 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:42,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:31:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:42,955 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 17:31:42,955 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 17:31:42,955 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/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 17:31:42,961 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:31:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:31:43,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:31:43,163 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-01 17:31:43,179 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 17:31:43,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-12-01 17:31:43,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-01 17:31:43,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-01 17:31:43,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-12-01 17:31:43,180 INFO L87 Difference]: Start difference. First operand 1214 states and 1351 transitions. Second operand 15 states. [2018-12-01 17:31:44,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:31:44,855 INFO L93 Difference]: Finished difference Result 3053 states and 3854 transitions. [2018-12-01 17:31:44,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-12-01 17:31:44,855 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 158 [2018-12-01 17:31:44,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:31:44,857 INFO L225 Difference]: With dead ends: 3053 [2018-12-01 17:31:44,857 INFO L226 Difference]: Without dead ends: 0 [2018-12-01 17:31:44,862 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-12-01 17:31:44,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-01 17:31:44,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-01 17:31:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-01 17:31:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-01 17:31:44,863 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2018-12-01 17:31:44,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:31:44,863 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 17:31:44,863 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-01 17:31:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-01 17:31:44,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 17:31:44,867 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-01 17:31:45,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:31:45,806 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 27 [2018-12-01 17:31:46,249 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 45 [2018-12-01 17:31:46,847 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 45 [2018-12-01 17:31:46,962 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 30 [2018-12-01 17:31:47,315 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-12-01 17:31:47,672 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 27 [2018-12-01 17:31:48,195 WARN L180 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 53 [2018-12-01 17:31:48,359 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2018-12-01 17:31:48,618 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2018-12-01 17:31:49,258 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 39 [2018-12-01 17:31:49,393 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 582 588) the Hoare annotation is: true [2018-12-01 17:31:49,393 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 582 588) no Hoare annotation was computed. [2018-12-01 17:31:49,393 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 589 597) no Hoare annotation was computed. [2018-12-01 17:31:49,393 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 589 597) the Hoare annotation is: true [2018-12-01 17:31:49,393 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 589 597) no Hoare annotation was computed. [2018-12-01 17:31:49,393 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 992 1014) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-01 17:31:49,393 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 992 1014) no Hoare annotation was computed. [2018-12-01 17:31:49,393 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 992 1014) no Hoare annotation was computed. [2018-12-01 17:31:49,393 INFO L444 ceAbstractionStarter]: At program point L1004(line 1004) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= main_~tmp~11 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 17:31:49,393 INFO L444 ceAbstractionStarter]: At program point L1004-1(line 1004) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= main_~tmp~11 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 17:31:49,393 INFO L448 ceAbstractionStarter]: For program point L1002(lines 1002 1009) no Hoare annotation was computed. [2018-12-01 17:31:49,393 INFO L448 ceAbstractionStarter]: For program point L1002-1(lines 1002 1009) no Hoare annotation was computed. [2018-12-01 17:31:49,393 INFO L448 ceAbstractionStarter]: For program point L1000(line 1000) no Hoare annotation was computed. [2018-12-01 17:31:49,393 INFO L444 ceAbstractionStarter]: At program point L999(line 999) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-01 17:31:49,393 INFO L444 ceAbstractionStarter]: At program point L998(line 998) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-01 17:31:49,394 INFO L444 ceAbstractionStarter]: At program point L998-1(line 998) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-01 17:31:49,394 INFO L448 ceAbstractionStarter]: For program point L673(lines 673 681) no Hoare annotation was computed. [2018-12-01 17:31:49,394 INFO L444 ceAbstractionStarter]: At program point L671(line 671) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-01 17:31:49,394 INFO L448 ceAbstractionStarter]: For program point L671-1(line 671) no Hoare annotation was computed. [2018-12-01 17:31:49,394 INFO L448 ceAbstractionStarter]: For program point L669(lines 669 686) no Hoare annotation was computed. [2018-12-01 17:31:49,394 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 665 689) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse6 (< 1 ~waterLevel~0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse3 .cse5 .cse6 .cse1 .cse7) (or .cse5 .cse0 .cse1 .cse3 .cse2) (or .cse6 .cse3 .cse1 .cse7 .cse4))) [2018-12-01 17:31:49,394 INFO L444 ceAbstractionStarter]: At program point L684(line 684) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse5 .cse6 .cse7) (or .cse1 .cse2 .cse3 .cse7) (or .cse0 .cse4 .cse2 .cse6 .cse5))) [2018-12-01 17:31:49,394 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 665 689) no Hoare annotation was computed. [2018-12-01 17:31:49,394 INFO L448 ceAbstractionStarter]: For program point L684-1(lines 665 689) no Hoare annotation was computed. [2018-12-01 17:31:49,394 INFO L444 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-01 17:31:49,394 INFO L444 ceAbstractionStarter]: At program point L675(line 675) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-01 17:31:49,394 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 760 768) no Hoare annotation was computed. [2018-12-01 17:31:49,394 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 760 768) the Hoare annotation is: true [2018-12-01 17:31:49,394 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 760 768) no Hoare annotation was computed. [2018-12-01 17:31:49,394 INFO L448 ceAbstractionStarter]: For program point L833(lines 833 837) no Hoare annotation was computed. [2018-12-01 17:31:49,394 INFO L451 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: true [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point L833-2(lines 833 837) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point L831-1(line 831) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 824 842) the Hoare annotation is: true [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 824 842) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 824 842) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 575 581) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 575 581) the Hoare annotation is: true [2018-12-01 17:31:49,395 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 982 991) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 982 991) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 982 991) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point L754-1(line 754) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 749 759) the Hoare annotation is: true [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 749 759) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 749 759) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L451 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: true [2018-12-01 17:31:49,395 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 741 748) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3) (or .cse1 .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 741 748) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 741 748) no Hoare annotation was computed. [2018-12-01 17:31:49,395 INFO L444 ceAbstractionStarter]: At program point L705(line 705) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-01 17:31:49,395 INFO L444 ceAbstractionStarter]: At program point L701(line 701) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point L699(lines 699 707) no Hoare annotation was computed. [2018-12-01 17:31:49,396 INFO L444 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point L697-1(line 697) no Hoare annotation was computed. [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 712) no Hoare annotation was computed. [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 691 715) no Hoare annotation was computed. [2018-12-01 17:31:49,396 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 691 715) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse6 (< 1 ~waterLevel~0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse3 .cse5 .cse6 .cse1 .cse7) (or .cse5 .cse0 .cse1 .cse3 .cse2) (or .cse6 .cse3 .cse1 .cse7 .cse4))) [2018-12-01 17:31:49,396 INFO L444 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse5 .cse6 .cse7) (or .cse1 .cse2 .cse3 .cse7) (or .cse0 .cse4 .cse2 .cse6 .cse5))) [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point L710-1(lines 691 715) no Hoare annotation was computed. [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point L541(lines 541 547) no Hoare annotation was computed. [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 537 550) no Hoare annotation was computed. [2018-12-01 17:31:49,396 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 537 550) the Hoare annotation is: true [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 537 550) no Hoare annotation was computed. [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 631 637) no Hoare annotation was computed. [2018-12-01 17:31:49,396 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 631 637) the Hoare annotation is: true [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 869) no Hoare annotation was computed. [2018-12-01 17:31:49,396 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 853 918) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 853 918) no Hoare annotation was computed. [2018-12-01 17:31:49,396 INFO L444 ceAbstractionStarter]: At program point L911(lines 862 912) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 17:31:49,396 INFO L448 ceAbstractionStarter]: For program point L901(lines 901 905) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L444 ceAbstractionStarter]: At program point L901-2(lines 893 906) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse2 .cse5 .cse4) (and .cse1 .cse2 .cse3 .cse6 .cse4) (= |old(~systemActive~0)| 0) (and .cse2 .cse3 .cse5 .cse6 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point L864(lines 863 910) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L444 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse2 .cse5 .cse4) (and .cse1 .cse2 .cse3 .cse6 .cse4) (= |old(~systemActive~0)| 0) (and .cse2 .cse3 .cse5 .cse6 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 906) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L444 ceAbstractionStarter]: At program point L885(line 885) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse2 .cse5 .cse4) (and .cse1 .cse2 .cse3 .cse6 .cse4) (= |old(~systemActive~0)| 0) (and .cse2 .cse3 .cse5 .cse6 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point L883(lines 883 889) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point L883-1(lines 883 889) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L444 ceAbstractionStarter]: At program point L908(lines 863 910) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (= |old(~systemActive~0)| 0) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse2 .cse3 .cse5 .cse6 .cse4) (and .cse0 .cse2 .cse7 .cse5 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse7 .cse2 .cse6 .cse4))) [2018-12-01 17:31:49,397 INFO L444 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 1)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse6 (= 0 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse0 (not (= ~systemActive~0 0))) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (= |old(~systemActive~0)| 0) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse1 .cse4) (and .cse5 .cse0 .cse7 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse7 .cse0 .cse3 .cse4))) [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point L873-1(lines 873 879) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 853 918) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 716 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0))) [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 716 723) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 716 723) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 551 559) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 551 559) the Hoare annotation is: true [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 551 559) no Hoare annotation was computed. [2018-12-01 17:31:49,397 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-01 17:31:49,398 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 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L444 ceAbstractionStarter]: At program point L735(line 735) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< 2 ~waterLevel~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= ~methaneLevelCritical~0 activatePump_~tmp~7) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point L735-1(lines 724 740) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 724 740) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 737) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L444 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-12-01 17:31:49,398 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 724 740) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point L729-1(line 729) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 805 823) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point L814(lines 814 818) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L451 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: true [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point L814-2(lines 814 818) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point L812-1(line 812) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 805 823) the Hoare annotation is: true [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 805 823) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 528 536) the Hoare annotation is: true [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 528 536) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 528 536) no Hoare annotation was computed. [2018-12-01 17:31:49,398 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 484 495) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse3 (= ~methaneLevelCritical~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (or .cse2 .cse6) .cse4 .cse7) (or .cse1 .cse2 .cse4 .cse5 .cse7) (or (or .cse0 .cse2 .cse6) .cse4 .cse3))) [2018-12-01 17:31:49,398 INFO L448 ceAbstractionStarter]: For program point L488-1(lines 484 495) no Hoare annotation was computed. [2018-12-01 17:31:49,399 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 484 495) no Hoare annotation was computed. [2018-12-01 17:31:49,399 INFO L451 ceAbstractionStarter]: At program point L931-2(lines 931 945) the Hoare annotation is: true [2018-12-01 17:31:49,399 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 921 950) no Hoare annotation was computed. [2018-12-01 17:31:49,399 INFO L451 ceAbstractionStarter]: At program point L927(line 927) the Hoare annotation is: true [2018-12-01 17:31:49,399 INFO L448 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2018-12-01 17:31:49,399 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 921 950) the Hoare annotation is: true [2018-12-01 17:31:49,399 INFO L451 ceAbstractionStarter]: At program point L946(lines 921 950) the Hoare annotation is: true [2018-12-01 17:31:49,399 INFO L448 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2018-12-01 17:31:49,399 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 939) no Hoare annotation was computed. [2018-12-01 17:31:49,399 INFO L451 ceAbstractionStarter]: At program point L935-1(lines 935 939) the Hoare annotation is: true [2018-12-01 17:31:49,399 INFO L448 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-12-01 17:31:49,399 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 607 630) the Hoare annotation is: (let ((.cse11 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse13 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= ~systemActive~0 0)) (.cse12 (not (= 1 |old(~pumpRunning~0)|)))) (let ((.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse7 (= 1 ~waterLevel~0)) (.cse0 (or .cse3 .cse5 .cse12)) (.cse6 (and .cse11 .cse13)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse2 (and (<= ~waterLevel~0 2) .cse13)) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse1) (or .cse3 .cse4 .cse5 .cse7 .cse8) (or .cse4 .cse5 .cse8 .cse9 .cse7) (or .cse10 .cse0 (<= ~waterLevel~0 1)) (or (< 0 |old(~waterLevel~0)|) .cse11 .cse0) (or .cse6 (or .cse5 .cse12) .cse1 .cse9) (or .cse10 .cse11 .cse4 .cse5 .cse9) (or .cse4 .cse5 .cse1 .cse2 .cse9)))) [2018-12-01 17:31:49,399 INFO L444 ceAbstractionStarter]: At program point L620(line 620) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse6 (= 1 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse11 (and .cse3 (<= ~waterLevel~0 0) .cse4)) (.cse10 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse4)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse5 (< 2 |old(~waterLevel~0)|)) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4) .cse5) (or .cse0 .cse1 .cse2 .cse6 .cse7) (or .cse1 .cse2 .cse7 .cse8 .cse6) (or (or .cse0 .cse2 .cse9) .cse10 .cse5 .cse11) (or (or .cse2 .cse9) .cse5 .cse11 .cse10 .cse8) (or (< 1 |old(~waterLevel~0)|) .cse3 .cse1 .cse2 .cse8) (or .cse1 .cse2 .cse5 (and (<= ~waterLevel~0 2) .cse4) .cse8)))) [2018-12-01 17:31:49,399 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 607 630) no Hoare annotation was computed. [2018-12-01 17:31:49,399 INFO L444 ceAbstractionStarter]: At program point L618(lines 618 624) the Hoare annotation is: (let ((.cse16 (= 0 ~pumpRunning~0)) (.cse15 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse14 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse17 (<= ~waterLevel~0 0)) (.cse12 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse10 (and .cse14 .cse17 .cse12)) (.cse8 (and .cse15 .cse12)) (.cse11 (and .cse14 .cse16 .cse17)) (.cse9 (and .cse15 .cse16)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and .cse14 .cse12)) (.cse13 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse6) (or (or .cse0 .cse2 .cse7) .cse8 .cse4 .cse9 .cse10 .cse11) (or (and (<= ~waterLevel~0 1) .cse12) .cse1 .cse2 .cse4 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) .cse13) (or .cse1 .cse2 .cse6 .cse13 (and .cse5 .cse12)) (or (or .cse2 .cse7) .cse4 .cse10 .cse8 .cse11 .cse9 .cse13) (or (or (< 0 |old(~waterLevel~0)|) .cse1 .cse2) .cse3 .cse13)))) [2018-12-01 17:31:49,399 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 607 630) no Hoare annotation was computed. [2018-12-01 17:31:49,399 INFO L444 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse9 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= ~systemActive~0 0)) (.cse10 (not (= 1 |old(~pumpRunning~0)|)))) (let ((.cse1 (or .cse8 .cse10)) (.cse5 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse0 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse4 (or .cse9 .cse8 .cse10)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or (< 0 |old(~waterLevel~0)|) .cse4 .cse5) (or .cse6 .cse1 .cse3 .cse5) (or .cse7 .cse8 .cse2 .cse3) (or .cse6 .cse4 (<= ~waterLevel~0 1)) (or .cse0 .cse4 .cse2) (or .cse9 .cse7 .cse8 .cse2)))) [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point L611(lines 610 629) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 496 504) the Hoare annotation is: true [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 496 504) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 496 504) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L444 ceAbstractionStarter]: At program point L65(line 65) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse5 (= __utac_acc__Specification3_spec__1_~tmp~0 ~methaneLevelCritical~0)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~systemActive~0 0)) (.cse7 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse5 .cse6) (or .cse2 .cse5 .cse7 .cse3 .cse6) (or .cse0 .cse4 .cse2 .cse7))) [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point L65-1(line 65) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 81) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 52 84) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L451 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: true [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point L59-1(line 59) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 52 84) the Hoare annotation is: true [2018-12-01 17:31:49,400 INFO L444 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse3 (not (= 1 ~pumpRunning~0))) (.cse1 (< 1 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~systemActive~0 0)) (.cse4 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse3 .cse5) (or .cse1 .cse6 .cse2 .cse5) (or .cse0 .cse6 .cse2 .cse4))) [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 77) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L444 ceAbstractionStarter]: At program point L69(line 69) the Hoare annotation is: (let ((.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~systemActive~0 0)) (.cse5 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse1 (= __utac_acc__Specification3_spec__1_~tmp~0 ~methaneLevelCritical~0) .cse5 .cse2 .cse3) (or .cse0 .cse6 .cse1 .cse3) (or .cse4 .cse6 .cse1 .cse5))) [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point L69-1(line 69) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 80) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point L67-1(lines 52 84) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point L464-1(lines 460 471) no Hoare annotation was computed. [2018-12-01 17:31:49,400 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 460 471) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse1 (= ~systemActive~0 0)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse3 .cse4 .cse6) (or .cse0 .cse7 .cse1 .cse2 .cse3) (or .cse7 .cse5 .cse1 .cse3 .cse6))) [2018-12-01 17:31:49,400 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 460 471) no Hoare annotation was computed. [2018-12-01 17:31:49,401 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 975 981) no Hoare annotation was computed. [2018-12-01 17:31:49,401 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 975 981) the Hoare annotation is: true [2018-12-01 17:31:49,401 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-01 17:31:49,401 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0))) [2018-12-01 17:31:49,401 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-01 17:31:49,401 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-01 17:31:49,401 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 843 850) no Hoare annotation was computed. [2018-12-01 17:31:49,401 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 843 850) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 0))) (.cse1 (= |old(~systemActive~0)| 0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (< 2 ~waterLevel~0)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse4 .cse3) (or .cse5 .cse1 .cse3 .cse4 .cse6) (or .cse4 (or .cse1 .cse2) .cse3 .cse6))) [2018-12-01 17:31:49,401 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 843 850) no Hoare annotation was computed. [2018-12-01 17:31:49,401 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 639 663) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse6 (< 1 ~waterLevel~0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse3 .cse5 .cse6 .cse1 .cse7) (or .cse5 .cse0 .cse1 .cse3 .cse2) (or .cse6 .cse3 .cse1 .cse7 .cse4))) [2018-12-01 17:31:49,401 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 639 663) no Hoare annotation was computed. [2018-12-01 17:31:49,401 INFO L444 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-01 17:31:49,401 INFO L448 ceAbstractionStarter]: For program point L658-1(lines 639 663) no Hoare annotation was computed. [2018-12-01 17:31:49,401 INFO L444 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse5 (< 2 ~waterLevel~0)) (.cse6 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse5 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse4 .cse2 .cse5 .cse6 .cse7))) [2018-12-01 17:31:49,401 INFO L444 ceAbstractionStarter]: At program point L649(line 649) the Hoare annotation is: (let ((.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (< 1 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse6 (< 2 ~waterLevel~0)) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse1 .cse4 .cse2) .cse5) (or .cse4 .cse2 .cse6 .cse5 .cse7) (or .cse1 .cse2 .cse3 .cse5) (or .cse0 .cse1 .cse4 .cse2) (or .cse0 .cse4 .cse2 .cse6 .cse7))) [2018-12-01 17:31:49,401 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 655) no Hoare annotation was computed. [2018-12-01 17:31:49,401 INFO L444 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse5 .cse6 .cse7) (or .cse1 .cse2 .cse3 .cse7) (or .cse0 .cse4 .cse2 .cse6 .cse5))) [2018-12-01 17:31:49,401 INFO L448 ceAbstractionStarter]: For program point L645-1(line 645) no Hoare annotation was computed. [2018-12-01 17:31:49,402 INFO L448 ceAbstractionStarter]: For program point L643(lines 643 660) no Hoare annotation was computed. [2018-12-01 17:31:49,402 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 472 483) no Hoare annotation was computed. [2018-12-01 17:31:49,402 INFO L448 ceAbstractionStarter]: For program point L476-1(lines 472 483) no Hoare annotation was computed. [2018-12-01 17:31:49,402 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 472 483) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse5 (not (= 1 ~pumpRunning~0)))) (let ((.cse4 (< 2 |old(~waterLevel~0)|)) (.cse1 (or .cse7 .cse3 .cse5)) (.cse2 (<= ~waterLevel~0 1)) (.cse10 (< 0 |old(~waterLevel~0)|)) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse9 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (<= ~waterLevel~0 2) .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse3 .cse9 .cse4) (or .cse10 .cse9 .cse1) (or .cse0 .cse3 .cse5 .cse2 .cse6) (or .cse9 (or .cse10 .cse3 .cse5) .cse6) (or .cse0 .cse9 .cse8 .cse3 .cse6)))) [2018-12-01 17:31:49,402 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-01 17:31:49,402 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-01 17:31:49,402 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-01 17:31:49,402 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-01 17:31:49,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 05:31:49 BoogieIcfgContainer [2018-12-01 17:31:49,409 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 17:31:49,410 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 17:31:49,410 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 17:31:49,410 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 17:31:49,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:31:38" (3/4) ... [2018-12-01 17:31:49,412 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 17:31:49,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-01 17:31:49,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-01 17:31:49,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-01 17:31:49,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-12-01 17:31:49,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-01 17:31:49,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-01 17:31:49,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-01 17:31:49,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 17:31:49,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-01 17:31:49,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-01 17:31:49,422 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-12-01 17:31:49,423 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-01 17:31:49,423 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-01 17:31:49,423 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-01 17:31:49,423 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 17:31:49,423 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 17:31:49,441 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\old(systemActive) == 0 || !(0 == \old(pumpRunning))) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && !(systemActive == 0)) && waterLevel <= 1) && splverifierCounter == 0)) || ((((!(systemActive == 0) && waterLevel <= 1) && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && !(systemActive == 0)) && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((0 == pumpRunning && waterLevel <= 2) && !(systemActive == 0)) && methaneLevelCritical == 1) && splverifierCounter == 0) [2018-12-01 17:31:49,441 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-01 17:31:49,466 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_919e0f31-a471-4ec0-9a68-820b2443c62f/bin-2019/uautomizer/witness.graphml [2018-12-01 17:31:49,467 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 17:31:49,467 INFO L168 Benchmark]: Toolchain (without parser) took 11823.47 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 380.1 MB). Free memory was 951.7 MB in the beginning and 911.4 MB in the end (delta: 40.3 MB). Peak memory consumption was 420.4 MB. Max. memory is 11.5 GB. [2018-12-01 17:31:49,467 INFO L168 Benchmark]: CDTParser took 0.10 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 17:31:49,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-01 17:31:49,468 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 17:31:49,468 INFO L168 Benchmark]: Boogie Preprocessor took 22.59 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 17:31:49,468 INFO L168 Benchmark]: RCFGBuilder took 353.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2018-12-01 17:31:49,468 INFO L168 Benchmark]: TraceAbstraction took 11085.43 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 274.7 MB). Free memory was 1.0 GB in the beginning and 922.7 MB in the end (delta: 112.0 MB). Peak memory consumption was 501.6 MB. Max. memory is 11.5 GB. [2018-12-01 17:31:49,468 INFO L168 Benchmark]: Witness Printer took 56.98 ms. Allocated memory is still 1.4 GB. Free memory was 922.7 MB in the beginning and 911.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. [2018-12-01 17:31:49,469 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 279.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.59 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 353.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11085.43 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 274.7 MB). Free memory was 1.0 GB in the beginning and 922.7 MB in the end (delta: 112.0 MB). Peak memory consumption was 501.6 MB. Max. memory is 11.5 GB. * Witness Printer took 56.98 ms. Allocated memory is still 1.4 GB. Free memory was 922.7 MB in the beginning and 911.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 862]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: ((((((\old(systemActive) == 0 || !(0 == \old(pumpRunning))) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && !(systemActive == 0)) && waterLevel <= 1) && splverifierCounter == 0)) || ((((!(systemActive == 0) && waterLevel <= 1) && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && !(systemActive == 0)) && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((0 == pumpRunning && waterLevel <= 2) && !(systemActive == 0)) && methaneLevelCritical == 1) && splverifierCounter == 0) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 173 locations, 1 error locations. SAFE Result, 11.0s OverallTime, 14 OverallIterations, 4 TraceHistogramMax, 4.5s AutomataDifference, 0.0s DeadEndRemovalTime, 4.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 3083 SDtfs, 2368 SDslu, 11588 SDs, 0 SdLazy, 7457 SolverSat, 1217 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 615 GetRequests, 468 SyntacticMatches, 2 SemanticMatches, 145 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 580 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1214occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 266 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 3976 PreInvPairs, 4473 NumberOfFragments, 3369 HoareAnnotationTreeSize, 3976 FomulaSimplifications, 19656 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 72 FomulaSimplificationsInter, 32289 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1757 NumberOfCodeBlocks, 1757 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1740 ConstructedInterpolants, 0 QuantifiedInterpolants, 340379 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2537 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 17 InterpolantComputations, 12 PerfectInterpolantSequences, 172/192 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...