./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product63_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product63_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/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 2e5cd7f0160b88327fd5a74ba9af5182d0c658c6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 09:36:48,051 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:36:48,052 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:36:48,063 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:36:48,063 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:36:48,064 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:36:48,065 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:36:48,067 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:36:48,068 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:36:48,069 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:36:48,070 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:36:48,070 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:36:48,071 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:36:48,072 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:36:48,073 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:36:48,074 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:36:48,076 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:36:48,077 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:36:48,079 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:36:48,080 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:36:48,081 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:36:48,082 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:36:48,084 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:36:48,084 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:36:48,084 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:36:48,085 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:36:48,086 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:36:48,088 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:36:48,088 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:36:48,089 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:36:48,089 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:36:48,090 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:36:48,090 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:36:48,090 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:36:48,092 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:36:48,093 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:36:48,093 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 09:36:48,105 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:36:48,105 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:36:48,106 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 09:36:48,106 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 09:36:48,106 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 09:36:48,107 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 09:36:48,107 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 09:36:48,108 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:36:48,108 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 09:36:48,108 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 09:36:48,108 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 09:36:48,108 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:36:48,109 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 09:36:48,109 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 09:36:48,109 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 09:36:48,109 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 09:36:48,109 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:36:48,109 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:36:48,110 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 09:36:48,110 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:36:48,110 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 09:36:48,110 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 09:36:48,110 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 09:36:48,110 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 09:36:48,111 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:36:48,111 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 09:36:48,111 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 09:36:48,111 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 09:36:48,111 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 09:36:48,112 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 09:36:48,112 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_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/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 -> 2e5cd7f0160b88327fd5a74ba9af5182d0c658c6 [2018-11-23 09:36:48,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:36:48,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:36:48,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:36:48,158 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:36:48,158 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:36:48,159 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product63_true-unreach-call_false-termination.cil.c [2018-11-23 09:36:48,207 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/data/f6a0bdbb1/589bcdf2602b45c28574c5024433d0e1/FLAG3edad3ecb [2018-11-23 09:36:48,618 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:36:48,619 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/sv-benchmarks/c/product-lines/minepump_spec2_product63_true-unreach-call_false-termination.cil.c [2018-11-23 09:36:48,629 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/data/f6a0bdbb1/589bcdf2602b45c28574c5024433d0e1/FLAG3edad3ecb [2018-11-23 09:36:48,641 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/data/f6a0bdbb1/589bcdf2602b45c28574c5024433d0e1 [2018-11-23 09:36:48,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:36:48,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:36:48,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:36:48,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:36:48,648 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:36:48,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:36:48" (1/1) ... [2018-11-23 09:36:48,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f50e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:48, skipping insertion in model container [2018-11-23 09:36:48,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:36:48" (1/1) ... [2018-11-23 09:36:48,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:36:48,687 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:36:48,894 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:36:48,903 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:36:49,015 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:36:49,039 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:36:49,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49 WrapperNode [2018-11-23 09:36:49,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:36:49,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:36:49,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:36:49,040 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:36:49,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49" (1/1) ... [2018-11-23 09:36:49,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49" (1/1) ... [2018-11-23 09:36:49,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:36:49,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:36:49,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:36:49,061 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:36:49,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49" (1/1) ... [2018-11-23 09:36:49,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49" (1/1) ... [2018-11-23 09:36:49,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49" (1/1) ... [2018-11-23 09:36:49,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49" (1/1) ... [2018-11-23 09:36:49,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49" (1/1) ... [2018-11-23 09:36:49,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49" (1/1) ... [2018-11-23 09:36:49,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49" (1/1) ... [2018-11-23 09:36:49,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:36:49,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:36:49,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:36:49,085 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:36:49,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 09:36:49,139 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 09:36:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 09:36:49,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 09:36:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 09:36:49,139 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 09:36:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 09:36:49,140 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 09:36:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 09:36:49,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 09:36:49,140 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 09:36:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 09:36:49,140 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 09:36:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 09:36:49,140 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 09:36:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 09:36:49,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 09:36:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 09:36:49,141 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 09:36:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 09:36:49,141 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-23 09:36:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-23 09:36:49,141 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 09:36:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 09:36:49,141 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-23 09:36:49,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-23 09:36:49,142 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-23 09:36:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-23 09:36:49,142 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 09:36:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 09:36:49,142 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 09:36:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 09:36:49,142 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 09:36:49,143 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 09:36:49,143 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 09:36:49,143 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 09:36:49,143 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 09:36:49,143 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 09:36:49,143 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 09:36:49,143 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 09:36:49,143 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 09:36:49,144 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 09:36:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 09:36:49,144 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 09:36:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 09:36:49,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 09:36:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 09:36:49,144 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 09:36:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 09:36:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 09:36:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 09:36:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 09:36:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 09:36:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 09:36:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 09:36:49,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 09:36:49,146 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 09:36:49,146 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 09:36:49,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 09:36:49,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 09:36:49,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 09:36:49,146 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 09:36:49,147 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 09:36:49,147 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 09:36:49,147 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 09:36:49,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:36:49,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:36:49,677 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:36:49,677 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 09:36:49,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:36:49 BoogieIcfgContainer [2018-11-23 09:36:49,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:36:49,678 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 09:36:49,678 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 09:36:49,685 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 09:36:49,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:36:48" (1/3) ... [2018-11-23 09:36:49,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35a0fb61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:36:49, skipping insertion in model container [2018-11-23 09:36:49,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:36:49" (2/3) ... [2018-11-23 09:36:49,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35a0fb61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:36:49, skipping insertion in model container [2018-11-23 09:36:49,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:36:49" (3/3) ... [2018-11-23 09:36:49,688 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product63_true-unreach-call_false-termination.cil.c [2018-11-23 09:36:49,699 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 09:36:49,706 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 09:36:49,723 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 09:36:49,754 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 09:36:49,755 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 09:36:49,756 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 09:36:49,756 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 09:36:49,756 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 09:36:49,756 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 09:36:49,756 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 09:36:49,756 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 09:36:49,756 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 09:36:49,778 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-11-23 09:36:49,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 09:36:49,787 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:36:49,788 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:36:49,791 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:36:49,797 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:36:49,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1339530432, now seen corresponding path program 1 times [2018-11-23 09:36:49,799 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:36:49,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:36:49,837 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:49,837 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:49,837 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:49,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:36:50,033 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:36:50,034 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 09:36:50,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 09:36:50,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 09:36:50,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 09:36:50,056 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-11-23 09:36:50,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:36:50,102 INFO L93 Difference]: Finished difference Result 318 states and 399 transitions. [2018-11-23 09:36:50,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 09:36:50,103 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-23 09:36:50,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:36:50,113 INFO L225 Difference]: With dead ends: 318 [2018-11-23 09:36:50,113 INFO L226 Difference]: Without dead ends: 161 [2018-11-23 09:36:50,117 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 09:36:50,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-11-23 09:36:50,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-11-23 09:36:50,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-11-23 09:36:50,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 193 transitions. [2018-11-23 09:36:50,161 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 193 transitions. Word has length 51 [2018-11-23 09:36:50,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:36:50,161 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 193 transitions. [2018-11-23 09:36:50,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 09:36:50,161 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 193 transitions. [2018-11-23 09:36:50,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 09:36:50,165 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:36:50,165 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:36:50,165 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:36:50,166 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:36:50,166 INFO L82 PathProgramCache]: Analyzing trace with hash -742963198, now seen corresponding path program 1 times [2018-11-23 09:36:50,166 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:36:50,166 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:36:50,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:50,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:50,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:50,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:36:50,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:36:50,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 09:36:50,272 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 09:36:50,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 09:36:50,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:36:50,273 INFO L87 Difference]: Start difference. First operand 161 states and 193 transitions. Second operand 3 states. [2018-11-23 09:36:50,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:36:50,301 INFO L93 Difference]: Finished difference Result 261 states and 313 transitions. [2018-11-23 09:36:50,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 09:36:50,302 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-23 09:36:50,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:36:50,303 INFO L225 Difference]: With dead ends: 261 [2018-11-23 09:36:50,304 INFO L226 Difference]: Without dead ends: 152 [2018-11-23 09:36:50,305 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:36:50,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-11-23 09:36:50,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-11-23 09:36:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-11-23 09:36:50,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 181 transitions. [2018-11-23 09:36:50,315 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 181 transitions. Word has length 52 [2018-11-23 09:36:50,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:36:50,316 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 181 transitions. [2018-11-23 09:36:50,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 09:36:50,316 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 181 transitions. [2018-11-23 09:36:50,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 09:36:50,318 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:36:50,318 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:36:50,318 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:36:50,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:36:50,319 INFO L82 PathProgramCache]: Analyzing trace with hash 366540083, now seen corresponding path program 1 times [2018-11-23 09:36:50,319 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:36:50,319 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:36:50,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:50,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:50,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:50,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:36:50,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:36:50,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 09:36:50,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 09:36:50,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 09:36:50,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 09:36:50,458 INFO L87 Difference]: Start difference. First operand 152 states and 181 transitions. Second operand 7 states. [2018-11-23 09:36:50,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:36:50,885 INFO L93 Difference]: Finished difference Result 451 states and 555 transitions. [2018-11-23 09:36:50,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 09:36:50,887 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-11-23 09:36:50,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:36:50,891 INFO L225 Difference]: With dead ends: 451 [2018-11-23 09:36:50,891 INFO L226 Difference]: Without dead ends: 327 [2018-11-23 09:36:50,893 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 09:36:50,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2018-11-23 09:36:50,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 319. [2018-11-23 09:36:50,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2018-11-23 09:36:50,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 392 transitions. [2018-11-23 09:36:50,936 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 392 transitions. Word has length 56 [2018-11-23 09:36:50,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:36:50,937 INFO L480 AbstractCegarLoop]: Abstraction has 319 states and 392 transitions. [2018-11-23 09:36:50,937 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 09:36:50,937 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 392 transitions. [2018-11-23 09:36:50,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 09:36:50,940 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:36:50,940 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:36:50,940 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:36:50,940 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:36:50,941 INFO L82 PathProgramCache]: Analyzing trace with hash -261648771, now seen corresponding path program 1 times [2018-11-23 09:36:50,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:36:50,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:36:50,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:50,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:50,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:51,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:36:51,051 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:36:51,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 09:36:51,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 09:36:51,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 09:36:51,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 09:36:51,053 INFO L87 Difference]: Start difference. First operand 319 states and 392 transitions. Second operand 6 states. [2018-11-23 09:36:51,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:36:51,245 INFO L93 Difference]: Finished difference Result 883 states and 1110 transitions. [2018-11-23 09:36:51,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 09:36:51,246 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-23 09:36:51,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:36:51,251 INFO L225 Difference]: With dead ends: 883 [2018-11-23 09:36:51,251 INFO L226 Difference]: Without dead ends: 592 [2018-11-23 09:36:51,253 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 09:36:51,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2018-11-23 09:36:51,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 586. [2018-11-23 09:36:51,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2018-11-23 09:36:51,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 724 transitions. [2018-11-23 09:36:51,297 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 724 transitions. Word has length 62 [2018-11-23 09:36:51,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:36:51,297 INFO L480 AbstractCegarLoop]: Abstraction has 586 states and 724 transitions. [2018-11-23 09:36:51,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 09:36:51,298 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 724 transitions. [2018-11-23 09:36:51,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 09:36:51,301 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:36:51,301 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:36:51,302 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:36:51,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:36:51,302 INFO L82 PathProgramCache]: Analyzing trace with hash -1938174951, now seen corresponding path program 1 times [2018-11-23 09:36:51,302 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:36:51,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:36:51,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:51,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:51,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:51,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:36:51,403 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:36:51,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 09:36:51,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 09:36:51,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 09:36:51,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 09:36:51,404 INFO L87 Difference]: Start difference. First operand 586 states and 724 transitions. Second operand 7 states. [2018-11-23 09:36:52,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:36:52,056 INFO L93 Difference]: Finished difference Result 1521 states and 1998 transitions. [2018-11-23 09:36:52,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 09:36:52,059 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-23 09:36:52,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:36:52,065 INFO L225 Difference]: With dead ends: 1521 [2018-11-23 09:36:52,065 INFO L226 Difference]: Without dead ends: 963 [2018-11-23 09:36:52,067 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 09:36:52,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2018-11-23 09:36:52,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 867. [2018-11-23 09:36:52,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 867 states. [2018-11-23 09:36:52,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1055 transitions. [2018-11-23 09:36:52,121 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1055 transitions. Word has length 66 [2018-11-23 09:36:52,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:36:52,122 INFO L480 AbstractCegarLoop]: Abstraction has 867 states and 1055 transitions. [2018-11-23 09:36:52,122 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 09:36:52,122 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1055 transitions. [2018-11-23 09:36:52,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 09:36:52,125 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:36:52,125 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] [2018-11-23 09:36:52,125 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:36:52,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:36:52,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1191924210, now seen corresponding path program 1 times [2018-11-23 09:36:52,126 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:36:52,126 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:36:52,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:52,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:52,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:52,207 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:36:52,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:36:52,208 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 09:36:52,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 09:36:52,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 09:36:52,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 09:36:52,209 INFO L87 Difference]: Start difference. First operand 867 states and 1055 transitions. Second operand 6 states. [2018-11-23 09:36:52,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:36:52,267 INFO L93 Difference]: Finished difference Result 1734 states and 2186 transitions. [2018-11-23 09:36:52,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 09:36:52,268 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2018-11-23 09:36:52,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:36:52,272 INFO L225 Difference]: With dead ends: 1734 [2018-11-23 09:36:52,272 INFO L226 Difference]: Without dead ends: 895 [2018-11-23 09:36:52,274 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 09:36:52,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2018-11-23 09:36:52,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 887. [2018-11-23 09:36:52,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 887 states. [2018-11-23 09:36:52,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 887 states and 1075 transitions. [2018-11-23 09:36:52,312 INFO L78 Accepts]: Start accepts. Automaton has 887 states and 1075 transitions. Word has length 108 [2018-11-23 09:36:52,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:36:52,312 INFO L480 AbstractCegarLoop]: Abstraction has 887 states and 1075 transitions. [2018-11-23 09:36:52,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 09:36:52,312 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1075 transitions. [2018-11-23 09:36:52,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 09:36:52,315 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:36:52,315 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] [2018-11-23 09:36:52,315 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:36:52,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:36:52,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1163881040, now seen corresponding path program 1 times [2018-11-23 09:36:52,316 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:36:52,316 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:36:52,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:52,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:52,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:36:52,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:36:52,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 09:36:52,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 09:36:52,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 09:36:52,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 09:36:52,403 INFO L87 Difference]: Start difference. First operand 887 states and 1075 transitions. Second operand 8 states. [2018-11-23 09:36:52,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:36:52,455 INFO L93 Difference]: Finished difference Result 1774 states and 2226 transitions. [2018-11-23 09:36:52,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 09:36:52,456 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2018-11-23 09:36:52,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:36:52,460 INFO L225 Difference]: With dead ends: 1774 [2018-11-23 09:36:52,460 INFO L226 Difference]: Without dead ends: 915 [2018-11-23 09:36:52,462 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 09:36:52,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2018-11-23 09:36:52,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 903. [2018-11-23 09:36:52,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 903 states. [2018-11-23 09:36:52,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1091 transitions. [2018-11-23 09:36:52,498 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1091 transitions. Word has length 108 [2018-11-23 09:36:52,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:36:52,498 INFO L480 AbstractCegarLoop]: Abstraction has 903 states and 1091 transitions. [2018-11-23 09:36:52,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 09:36:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1091 transitions. [2018-11-23 09:36:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 09:36:52,500 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:36:52,500 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] [2018-11-23 09:36:52,501 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:36:52,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:36:52,501 INFO L82 PathProgramCache]: Analyzing trace with hash -394711025, now seen corresponding path program 1 times [2018-11-23 09:36:52,501 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:36:52,501 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:36:52,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:52,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:52,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:52,585 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 09:36:52,586 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:36:52,586 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 09:36:52,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 09:36:52,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 09:36:52,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 09:36:52,587 INFO L87 Difference]: Start difference. First operand 903 states and 1091 transitions. Second operand 4 states. [2018-11-23 09:36:52,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:36:52,800 INFO L93 Difference]: Finished difference Result 2845 states and 3606 transitions. [2018-11-23 09:36:52,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 09:36:52,801 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2018-11-23 09:36:52,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:36:52,808 INFO L225 Difference]: With dead ends: 2845 [2018-11-23 09:36:52,809 INFO L226 Difference]: Without dead ends: 1970 [2018-11-23 09:36:52,811 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 09:36:52,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1970 states. [2018-11-23 09:36:52,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1970 to 1939. [2018-11-23 09:36:52,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1939 states. [2018-11-23 09:36:52,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1939 states and 2407 transitions. [2018-11-23 09:36:52,897 INFO L78 Accepts]: Start accepts. Automaton has 1939 states and 2407 transitions. Word has length 108 [2018-11-23 09:36:52,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:36:52,898 INFO L480 AbstractCegarLoop]: Abstraction has 1939 states and 2407 transitions. [2018-11-23 09:36:52,898 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 09:36:52,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 2407 transitions. [2018-11-23 09:36:52,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 09:36:52,901 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:36:52,901 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:36:52,902 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:36:52,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:36:52,902 INFO L82 PathProgramCache]: Analyzing trace with hash -59689655, now seen corresponding path program 1 times [2018-11-23 09:36:52,902 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:36:52,902 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:36:52,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:52,903 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:52,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:53,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 09:36:53,046 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:36:53,047 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 09:36:53,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:53,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:36:53,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:36:53,396 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 09:36:53,396 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 09:36:53,397 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 09:36:53,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 09:36:53,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 09:36:53,397 INFO L87 Difference]: Start difference. First operand 1939 states and 2407 transitions. Second operand 19 states. [2018-11-23 09:36:54,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:36:54,403 INFO L93 Difference]: Finished difference Result 3816 states and 4796 transitions. [2018-11-23 09:36:54,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 09:36:54,404 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 112 [2018-11-23 09:36:54,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:36:54,410 INFO L225 Difference]: With dead ends: 3816 [2018-11-23 09:36:54,410 INFO L226 Difference]: Without dead ends: 1905 [2018-11-23 09:36:54,415 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 107 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 09:36:54,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1905 states. [2018-11-23 09:36:54,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1905 to 1905. [2018-11-23 09:36:54,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1905 states. [2018-11-23 09:36:54,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1905 states and 2315 transitions. [2018-11-23 09:36:54,495 INFO L78 Accepts]: Start accepts. Automaton has 1905 states and 2315 transitions. Word has length 112 [2018-11-23 09:36:54,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:36:54,496 INFO L480 AbstractCegarLoop]: Abstraction has 1905 states and 2315 transitions. [2018-11-23 09:36:54,496 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 09:36:54,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2315 transitions. [2018-11-23 09:36:54,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 09:36:54,502 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:36:54,502 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:36:54,502 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:36:54,502 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:36:54,503 INFO L82 PathProgramCache]: Analyzing trace with hash 372963358, now seen corresponding path program 1 times [2018-11-23 09:36:54,503 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:36:54,503 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:36:54,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:54,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:54,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:54,605 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 09:36:54,605 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:36:54,605 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 09:36:54,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:54,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:36:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 09:36:54,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 09:36:54,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-23 09:36:54,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 09:36:54,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 09:36:54,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-23 09:36:54,879 INFO L87 Difference]: Start difference. First operand 1905 states and 2315 transitions. Second operand 6 states. [2018-11-23 09:36:55,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:36:55,669 INFO L93 Difference]: Finished difference Result 4325 states and 5541 transitions. [2018-11-23 09:36:55,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 09:36:55,670 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 185 [2018-11-23 09:36:55,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:36:55,680 INFO L225 Difference]: With dead ends: 4325 [2018-11-23 09:36:55,681 INFO L226 Difference]: Without dead ends: 2784 [2018-11-23 09:36:55,685 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-23 09:36:55,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2784 states. [2018-11-23 09:36:55,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2784 to 2447. [2018-11-23 09:36:55,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2447 states. [2018-11-23 09:36:55,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2447 states and 2987 transitions. [2018-11-23 09:36:55,802 INFO L78 Accepts]: Start accepts. Automaton has 2447 states and 2987 transitions. Word has length 185 [2018-11-23 09:36:55,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:36:55,802 INFO L480 AbstractCegarLoop]: Abstraction has 2447 states and 2987 transitions. [2018-11-23 09:36:55,802 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 09:36:55,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2987 transitions. [2018-11-23 09:36:55,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 09:36:55,808 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:36:55,808 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:36:55,808 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:36:55,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:36:55,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1152889630, now seen corresponding path program 1 times [2018-11-23 09:36:55,809 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:36:55,809 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:36:55,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:55,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:55,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:36:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:55,953 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 09:36:55,953 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:36:55,953 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 09:36:55,961 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:36:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:36:56,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:36:56,192 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 09:36:56,212 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 09:36:56,212 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 09:36:56,213 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 09:36:56,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 09:36:56,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 09:36:56,214 INFO L87 Difference]: Start difference. First operand 2447 states and 2987 transitions. Second operand 19 states. [2018-11-23 09:36:56,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:36:56,953 INFO L93 Difference]: Finished difference Result 4275 states and 5313 transitions. [2018-11-23 09:36:56,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 09:36:56,953 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 181 [2018-11-23 09:36:56,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:36:56,954 INFO L225 Difference]: With dead ends: 4275 [2018-11-23 09:36:56,955 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 09:36:56,960 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 178 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 09:36:56,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 09:36:56,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 09:36:56,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 09:36:56,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 09:36:56,961 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 181 [2018-11-23 09:36:56,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:36:56,962 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:36:56,962 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 09:36:56,962 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 09:36:56,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 09:36:56,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 09:36:57,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:57,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 09:36:58,778 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-11-23 09:36:58,933 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 19 [2018-11-23 09:36:59,159 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 19 [2018-11-23 09:36:59,306 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 23 [2018-11-23 09:36:59,541 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 19 [2018-11-23 09:36:59,731 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 22 [2018-11-23 09:37:00,125 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 28 [2018-11-23 09:37:00,738 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 18 [2018-11-23 09:37:01,020 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 23 [2018-11-23 09:37:01,291 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 28 [2018-11-23 09:37:01,571 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 24 [2018-11-23 09:37:01,573 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 647 653) the Hoare annotation is: true [2018-11-23 09:37:01,573 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 647 653) no Hoare annotation was computed. [2018-11-23 09:37:01,573 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 654 662) no Hoare annotation was computed. [2018-11-23 09:37:01,573 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 654 662) the Hoare annotation is: true [2018-11-23 09:37:01,573 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 654 662) no Hoare annotation was computed. [2018-11-23 09:37:01,574 INFO L444 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:37:01,574 INFO L444 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:37:01,574 INFO L444 ceAbstractionStarter]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:37:01,574 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:37:01,574 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2018-11-23 09:37:01,574 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2018-11-23 09:37:01,574 INFO L444 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:37:01,575 INFO L444 ceAbstractionStarter]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:37:01,575 INFO L448 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2018-11-23 09:37:01,575 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2018-11-23 09:37:01,575 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 09:37:01,575 INFO L444 ceAbstractionStarter]: At program point L449(line 449) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 09:37:01,575 INFO L444 ceAbstractionStarter]: At program point L445(line 445) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 09:37:01,575 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 451) no Hoare annotation was computed. [2018-11-23 09:37:01,575 INFO L444 ceAbstractionStarter]: At program point L441(line 441) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 09:37:01,575 INFO L448 ceAbstractionStarter]: For program point L441-1(line 441) no Hoare annotation was computed. [2018-11-23 09:37:01,576 INFO L448 ceAbstractionStarter]: For program point L439(lines 439 456) no Hoare annotation was computed. [2018-11-23 09:37:01,576 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 435 459) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-23 09:37:01,576 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 435 459) no Hoare annotation was computed. [2018-11-23 09:37:01,576 INFO L444 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:37:01,576 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 435 459) no Hoare annotation was computed. [2018-11-23 09:37:01,576 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 613 627) no Hoare annotation was computed. [2018-11-23 09:37:01,576 INFO L444 ceAbstractionStarter]: At program point L619(line 619) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse5 (= ~systemActive~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse4 .cse3) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2018-11-23 09:37:01,576 INFO L448 ceAbstractionStarter]: For program point L617(lines 617 623) no Hoare annotation was computed. [2018-11-23 09:37:01,576 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 613 627) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (and (not (= ~systemActive~0 0)) .cse0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse6 (= ~systemActive~0 1)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse0 .cse1) (or .cse4 .cse2 .cse5) (or .cse3 .cse6 .cse7) (or .cse7 .cse6 .cse2)))) [2018-11-23 09:37:01,576 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 613 627) no Hoare annotation was computed. [2018-11-23 09:37:01,576 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 530 538) no Hoare annotation was computed. [2018-11-23 09:37:01,576 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 530 538) the Hoare annotation is: true [2018-11-23 09:37:01,576 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 530 538) no Hoare annotation was computed. [2018-11-23 09:37:01,577 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 607) no Hoare annotation was computed. [2018-11-23 09:37:01,577 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 594 612) the Hoare annotation is: true [2018-11-23 09:37:01,577 INFO L451 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: true [2018-11-23 09:37:01,577 INFO L448 ceAbstractionStarter]: For program point L603-2(lines 603 607) no Hoare annotation was computed. [2018-11-23 09:37:01,577 INFO L448 ceAbstractionStarter]: For program point L601-1(line 601) no Hoare annotation was computed. [2018-11-23 09:37:01,577 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 594 612) no Hoare annotation was computed. [2018-11-23 09:37:01,577 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 594 612) no Hoare annotation was computed. [2018-11-23 09:37:01,577 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 640 646) no Hoare annotation was computed. [2018-11-23 09:37:01,577 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 640 646) the Hoare annotation is: true [2018-11-23 09:37:01,577 INFO L444 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:37:01,577 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:37:01,577 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2018-11-23 09:37:01,577 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2018-11-23 09:37:01,577 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 519 529) the Hoare annotation is: true [2018-11-23 09:37:01,577 INFO L451 ceAbstractionStarter]: At program point L524(line 524) the Hoare annotation is: true [2018-11-23 09:37:01,577 INFO L448 ceAbstractionStarter]: For program point L524-1(line 524) no Hoare annotation was computed. [2018-11-23 09:37:01,577 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 519 529) no Hoare annotation was computed. [2018-11-23 09:37:01,578 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 519 529) no Hoare annotation was computed. [2018-11-23 09:37:01,578 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 511 518) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 09:37:01,578 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 511 518) no Hoare annotation was computed. [2018-11-23 09:37:01,578 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 511 518) no Hoare annotation was computed. [2018-11-23 09:37:01,578 INFO L444 ceAbstractionStarter]: At program point L480(line 480) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:37:01,578 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 461 485) no Hoare annotation was computed. [2018-11-23 09:37:01,578 INFO L444 ceAbstractionStarter]: At program point L475(line 475) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-23 09:37:01,578 INFO L444 ceAbstractionStarter]: At program point L471(line 471) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse0))) [2018-11-23 09:37:01,578 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 461 485) no Hoare annotation was computed. [2018-11-23 09:37:01,578 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 477) no Hoare annotation was computed. [2018-11-23 09:37:01,579 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 461 485) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 09:37:01,579 INFO L444 ceAbstractionStarter]: At program point L467(line 467) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-23 09:37:01,579 INFO L448 ceAbstractionStarter]: For program point L467-1(line 467) no Hoare annotation was computed. [2018-11-23 09:37:01,579 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 482) no Hoare annotation was computed. [2018-11-23 09:37:01,579 INFO L448 ceAbstractionStarter]: For program point L284(lines 284 290) no Hoare annotation was computed. [2018-11-23 09:37:01,579 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 280 293) no Hoare annotation was computed. [2018-11-23 09:37:01,579 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 280 293) the Hoare annotation is: true [2018-11-23 09:37:01,579 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 280 293) no Hoare annotation was computed. [2018-11-23 09:37:01,579 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 401 407) no Hoare annotation was computed. [2018-11-23 09:37:01,579 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 401 407) the Hoare annotation is: true [2018-11-23 09:37:01,580 INFO L444 ceAbstractionStarter]: At program point L353(line 353) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (and .cse1 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-23 09:37:01,580 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 305 370) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:37:01,580 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 357) no Hoare annotation was computed. [2018-11-23 09:37:01,580 INFO L444 ceAbstractionStarter]: At program point L351-1(lines 345 358) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-23 09:37:01,580 INFO L448 ceAbstractionStarter]: For program point L316(lines 315 362) no Hoare annotation was computed. [2018-11-23 09:37:01,580 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 358) no Hoare annotation was computed. [2018-11-23 09:37:01,580 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 305 370) no Hoare annotation was computed. [2018-11-23 09:37:01,580 INFO L444 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-23 09:37:01,580 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 341) no Hoare annotation was computed. [2018-11-23 09:37:01,580 INFO L448 ceAbstractionStarter]: For program point L335-1(lines 335 341) no Hoare annotation was computed. [2018-11-23 09:37:01,581 INFO L444 ceAbstractionStarter]: At program point L360(lines 315 362) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-23 09:37:01,581 INFO L444 ceAbstractionStarter]: At program point L327(line 327) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~methaneLevelCritical~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 .cse1))) [2018-11-23 09:37:01,581 INFO L448 ceAbstractionStarter]: For program point L325(lines 325 331) no Hoare annotation was computed. [2018-11-23 09:37:01,581 INFO L448 ceAbstractionStarter]: For program point L325-1(lines 325 331) no Hoare annotation was computed. [2018-11-23 09:37:01,581 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 321) no Hoare annotation was computed. [2018-11-23 09:37:01,581 INFO L444 ceAbstractionStarter]: At program point L363(lines 314 364) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 09:37:01,581 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 305 370) no Hoare annotation was computed. [2018-11-23 09:37:01,581 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 486 493) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-23 09:37:01,581 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 486 493) no Hoare annotation was computed. [2018-11-23 09:37:01,581 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 486 493) no Hoare annotation was computed. [2018-11-23 09:37:01,581 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 294 302) no Hoare annotation was computed. [2018-11-23 09:37:01,581 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 294 302) the Hoare annotation is: true [2018-11-23 09:37:01,581 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 294 302) no Hoare annotation was computed. [2018-11-23 09:37:01,581 INFO L444 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-11-23 09:37:01,581 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2018-11-23 09:37:01,582 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 188) no Hoare annotation was computed. [2018-11-23 09:37:01,582 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 166 194) the Hoare annotation is: true [2018-11-23 09:37:01,582 INFO L444 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-23 09:37:01,582 INFO L448 ceAbstractionStarter]: For program point L176-1(line 176) no Hoare annotation was computed. [2018-11-23 09:37:01,582 INFO L448 ceAbstractionStarter]: For program point L174(lines 174 191) no Hoare annotation was computed. [2018-11-23 09:37:01,582 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 166 194) no Hoare annotation was computed. [2018-11-23 09:37:01,582 INFO L451 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: true [2018-11-23 09:37:01,582 INFO L448 ceAbstractionStarter]: For program point L172-1(line 172) no Hoare annotation was computed. [2018-11-23 09:37:01,582 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 166 194) no Hoare annotation was computed. [2018-11-23 09:37:01,582 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 158 165) the Hoare annotation is: true [2018-11-23 09:37:01,582 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 158 165) no Hoare annotation was computed. [2018-11-23 09:37:01,583 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 158 165) no Hoare annotation was computed. [2018-11-23 09:37:01,583 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 09:37:01,583 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-23 09:37:01,583 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 09:37:01,583 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 494 510) no Hoare annotation was computed. [2018-11-23 09:37:01,583 INFO L444 ceAbstractionStarter]: At program point L505(line 505) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (and (= activatePump_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:37:01,583 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 494 510) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:37:01,583 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 494 510) no Hoare annotation was computed. [2018-11-23 09:37:01,583 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 507) no Hoare annotation was computed. [2018-11-23 09:37:01,584 INFO L444 ceAbstractionStarter]: At program point L499(line 499) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:37:01,584 INFO L448 ceAbstractionStarter]: For program point L499-1(line 499) no Hoare annotation was computed. [2018-11-23 09:37:01,584 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 575 593) no Hoare annotation was computed. [2018-11-23 09:37:01,584 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 588) no Hoare annotation was computed. [2018-11-23 09:37:01,584 INFO L451 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: true [2018-11-23 09:37:01,584 INFO L448 ceAbstractionStarter]: For program point L584-2(lines 584 588) no Hoare annotation was computed. [2018-11-23 09:37:01,584 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 575 593) the Hoare annotation is: true [2018-11-23 09:37:01,584 INFO L448 ceAbstractionStarter]: For program point L582-1(line 582) no Hoare annotation was computed. [2018-11-23 09:37:01,584 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 575 593) no Hoare annotation was computed. [2018-11-23 09:37:01,585 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 227 238) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse1 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse2 (= ~methaneLevelCritical~0 1)))) [2018-11-23 09:37:01,585 INFO L448 ceAbstractionStarter]: For program point L231-1(lines 227 238) no Hoare annotation was computed. [2018-11-23 09:37:01,585 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 227 238) no Hoare annotation was computed. [2018-11-23 09:37:01,585 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 239 247) the Hoare annotation is: true [2018-11-23 09:37:01,585 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 239 247) no Hoare annotation was computed. [2018-11-23 09:37:01,585 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 239 247) no Hoare annotation was computed. [2018-11-23 09:37:01,585 INFO L444 ceAbstractionStarter]: At program point L383(line 383) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse3 .cse4) (or .cse1 .cse4))) [2018-11-23 09:37:01,585 INFO L448 ceAbstractionStarter]: For program point L381(lines 380 399) no Hoare annotation was computed. [2018-11-23 09:37:01,585 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 377 400) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2018-11-23 09:37:01,586 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 377 400) no Hoare annotation was computed. [2018-11-23 09:37:01,586 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 377 400) no Hoare annotation was computed. [2018-11-23 09:37:01,586 INFO L444 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and (not .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse1 .cse0) (or .cse5 .cse3 .cse4)))) [2018-11-23 09:37:01,586 INFO L444 ceAbstractionStarter]: At program point L388(lines 388 394) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse1 .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~pumpRunning~0))) (and (or (and (not .cse0) .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse6 .cse0 (<= 2 ~waterLevel~0) .cse4 .cse7) (or .cse5 .cse0 .cse7)))) [2018-11-23 09:37:01,586 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-23 09:37:01,586 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-23 09:37:01,586 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-23 09:37:01,586 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-23 09:37:01,586 INFO L451 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-23 09:37:01,586 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-23 09:37:01,587 INFO L451 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2018-11-23 09:37:01,587 INFO L451 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-23 09:37:01,587 INFO L448 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-23 09:37:01,587 INFO L451 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-23 09:37:01,587 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 203 214) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-23 09:37:01,587 INFO L448 ceAbstractionStarter]: For program point L207-1(lines 203 214) no Hoare annotation was computed. [2018-11-23 09:37:01,587 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 203 214) no Hoare annotation was computed. [2018-11-23 09:37:01,587 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-23 09:37:01,587 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-23 09:37:01,588 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 09:37:01,588 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-23 09:37:01,588 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 09:37:01,588 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 09:37:01,588 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 425) no Hoare annotation was computed. [2018-11-23 09:37:01,588 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 409 433) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-23 09:37:01,588 INFO L444 ceAbstractionStarter]: At program point L415(line 415) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:37:01,588 INFO L448 ceAbstractionStarter]: For program point L415-1(line 415) no Hoare annotation was computed. [2018-11-23 09:37:01,588 INFO L448 ceAbstractionStarter]: For program point L413(lines 413 430) no Hoare annotation was computed. [2018-11-23 09:37:01,589 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 409 433) no Hoare annotation was computed. [2018-11-23 09:37:01,589 INFO L444 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 09:37:01,589 INFO L448 ceAbstractionStarter]: For program point L428-1(lines 409 433) no Hoare annotation was computed. [2018-11-23 09:37:01,589 INFO L444 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: (let ((.cse0 (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or (and (= 0 ~pumpRunning~0) .cse0 .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2))) [2018-11-23 09:37:01,589 INFO L444 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (and .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 09:37:01,589 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 215 226) no Hoare annotation was computed. [2018-11-23 09:37:01,589 INFO L448 ceAbstractionStarter]: For program point L219-1(lines 215 226) no Hoare annotation was computed. [2018-11-23 09:37:01,589 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 215 226) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 09:37:01,590 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 150) no Hoare annotation was computed. [2018-11-23 09:37:01,590 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 146 153) no Hoare annotation was computed. [2018-11-23 09:37:01,590 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 146 153) the Hoare annotation is: true [2018-11-23 09:37:01,590 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 146 153) no Hoare annotation was computed. [2018-11-23 09:37:01,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:37:01 BoogieIcfgContainer [2018-11-23 09:37:01,604 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 09:37:01,604 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:37:01,604 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:37:01,604 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:37:01,605 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:36:49" (3/4) ... [2018-11-23 09:37:01,609 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 09:37:01,614 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 09:37:01,614 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-23 09:37:01,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 09:37:01,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 09:37:01,623 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-11-23 09:37:01,623 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 09:37:01,624 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 09:37:01,624 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 09:37:01,624 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 09:37:01,625 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 09:37:01,625 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 09:37:01,651 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) [2018-11-23 09:37:01,651 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 09:37:01,696 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9eb1b2a9-326a-411a-81c5-0bb33ce245e9/bin-2019/uautomizer/witness.graphml [2018-11-23 09:37:01,696 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:37:01,697 INFO L168 Benchmark]: Toolchain (without parser) took 13052.80 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 594.5 MB). Free memory was 950.0 MB in the beginning and 1.3 GB in the end (delta: -397.0 MB). Peak memory consumption was 197.6 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:01,698 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:37:01,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -194.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:01,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:01,698 INFO L168 Benchmark]: Boogie Preprocessor took 23.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:37:01,699 INFO L168 Benchmark]: RCFGBuilder took 592.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 60.8 MB). Peak memory consumption was 60.8 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:01,699 INFO L168 Benchmark]: TraceAbstraction took 11925.33 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 436.7 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -281.9 MB). Peak memory consumption was 547.8 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:01,699 INFO L168 Benchmark]: Witness Printer took 92.14 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:01,701 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 394.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -194.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 592.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 60.8 MB). Peak memory consumption was 60.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11925.33 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 436.7 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -281.9 MB). Peak memory consumption was 547.8 MB. Max. memory is 11.5 GB. * Witness Printer took 92.14 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 150]: 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: 314]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 174 locations, 1 error locations. SAFE Result, 11.8s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 4.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 2530 SDtfs, 1988 SDslu, 9020 SDs, 0 SdLazy, 4051 SolverSat, 568 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 618 GetRequests, 507 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2447occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 498 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 5131 PreInvPairs, 5493 NumberOfFragments, 1803 HoareAnnotationTreeSize, 5131 FomulaSimplifications, 12253 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 73 FomulaSimplificationsInter, 31674 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1567 NumberOfCodeBlocks, 1567 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1553 ConstructedInterpolants, 0 QuantifiedInterpolants, 307855 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2723 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 221/231 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...