./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/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 8c7c11659b56a65fd9b011a28c96b3117f33c316 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 13:17:45,230 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:17:45,231 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:17:45,239 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:17:45,239 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:17:45,240 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:17:45,240 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:17:45,241 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:17:45,242 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:17:45,243 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:17:45,244 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:17:45,244 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:17:45,245 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:17:45,245 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:17:45,246 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:17:45,246 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:17:45,247 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:17:45,248 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:17:45,250 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:17:45,251 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:17:45,251 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:17:45,252 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:17:45,254 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:17:45,254 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:17:45,254 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:17:45,255 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:17:45,256 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:17:45,256 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:17:45,257 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:17:45,258 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:17:45,258 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:17:45,258 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:17:45,258 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:17:45,258 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:17:45,259 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:17:45,259 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:17:45,260 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:17:45,269 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:17:45,270 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:17:45,270 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:17:45,270 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:17:45,271 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:17:45,271 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:17:45,271 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:17:45,271 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:17:45,272 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:17:45,272 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:17:45,272 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:17:45,272 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:17:45,272 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:17:45,272 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:17:45,272 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:17:45,272 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:17:45,273 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:17:45,273 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:17:45,273 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:17:45,273 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:17:45,273 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:17:45,273 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:17:45,273 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:17:45,273 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:17:45,274 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:17:45,274 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:17:45,274 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:17:45,274 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:17:45,274 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:17:45,274 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:17:45,274 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_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/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 -> 8c7c11659b56a65fd9b011a28c96b3117f33c316 [2018-11-28 13:17:45,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:17:45,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:17:45,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:17:45,307 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:17:45,308 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:17:45,308 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-11-28 13:17:45,347 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/bin-2019/uautomizer/data/07d203c9c/05d6f5e512f341f3bb29e0a86f19f3c8/FLAGb7ad12e1a [2018-11-28 13:17:45,725 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:17:45,726 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-11-28 13:17:45,736 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/bin-2019/uautomizer/data/07d203c9c/05d6f5e512f341f3bb29e0a86f19f3c8/FLAGb7ad12e1a [2018-11-28 13:17:46,112 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/bin-2019/uautomizer/data/07d203c9c/05d6f5e512f341f3bb29e0a86f19f3c8 [2018-11-28 13:17:46,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:17:46,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:17:46,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:17:46,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:17:46,118 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:17:46,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:17:46" (1/1) ... [2018-11-28 13:17:46,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a6c46a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46, skipping insertion in model container [2018-11-28 13:17:46,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:17:46" (1/1) ... [2018-11-28 13:17:46,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:17:46,156 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:17:46,352 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:17:46,363 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:17:46,463 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:17:46,484 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:17:46,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46 WrapperNode [2018-11-28 13:17:46,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:17:46,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:17:46,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:17:46,485 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:17:46,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46" (1/1) ... [2018-11-28 13:17:46,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46" (1/1) ... [2018-11-28 13:17:46,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:17:46,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:17:46,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:17:46,506 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:17:46,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46" (1/1) ... [2018-11-28 13:17:46,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46" (1/1) ... [2018-11-28 13:17:46,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46" (1/1) ... [2018-11-28 13:17:46,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46" (1/1) ... [2018-11-28 13:17:46,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46" (1/1) ... [2018-11-28 13:17:46,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46" (1/1) ... [2018-11-28 13:17:46,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46" (1/1) ... [2018-11-28 13:17:46,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:17:46,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:17:46,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:17:46,537 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:17:46,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/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 [2018-11-28 13:17:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 13:17:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 13:17:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:17:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:17:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:17:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 13:17:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 13:17:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 13:17:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 13:17:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 13:17:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 13:17:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 13:17:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 13:17:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 13:17:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 13:17:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 13:17:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 13:17:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 13:17:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 13:17:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 13:17:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 13:17:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 13:17:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 13:17:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 13:17:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 13:17:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 13:17:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 13:17:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 13:17:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 13:17:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 13:17:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 13:17:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 13:17:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 13:17:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 13:17:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 13:17:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 13:17:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 13:17:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 13:17:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 13:17:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 13:17:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 13:17:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 13:17:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 13:17:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:17:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:17:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 13:17:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:17:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:17:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 13:17:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 13:17:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 13:17:46,578 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 13:17:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:17:46,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:17:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 13:17:46,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 13:17:46,992 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:17:46,992 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 13:17:46,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:17:46 BoogieIcfgContainer [2018-11-28 13:17:46,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:17:46,994 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:17:46,994 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:17:46,996 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:17:46,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:17:46" (1/3) ... [2018-11-28 13:17:46,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc4f71f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:17:46, skipping insertion in model container [2018-11-28 13:17:46,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:17:46" (2/3) ... [2018-11-28 13:17:46,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc4f71f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:17:46, skipping insertion in model container [2018-11-28 13:17:46,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:17:46" (3/3) ... [2018-11-28 13:17:46,999 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-11-28 13:17:47,006 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:17:47,012 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 13:17:47,022 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 13:17:47,044 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:17:47,045 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:17:47,045 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:17:47,045 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:17:47,045 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:17:47,045 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:17:47,045 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:17:47,046 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:17:47,046 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:17:47,060 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2018-11-28 13:17:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 13:17:47,066 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:17:47,066 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:17:47,068 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:17:47,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:17:47,072 INFO L82 PathProgramCache]: Analyzing trace with hash -1859376885, now seen corresponding path program 1 times [2018-11-28 13:17:47,073 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:17:47,073 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:17:47,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:47,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:47,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:47,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:17:47,256 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:17:47,257 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 13:17:47,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 13:17:47,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 13:17:47,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:17:47,269 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 2 states. [2018-11-28 13:17:47,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:17:47,297 INFO L93 Difference]: Finished difference Result 260 states and 325 transitions. [2018-11-28 13:17:47,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 13:17:47,298 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 13:17:47,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:17:47,306 INFO L225 Difference]: With dead ends: 260 [2018-11-28 13:17:47,306 INFO L226 Difference]: Without dead ends: 130 [2018-11-28 13:17:47,309 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 [2018-11-28 13:17:47,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-11-28 13:17:47,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-11-28 13:17:47,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-11-28 13:17:47,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 154 transitions. [2018-11-28 13:17:47,342 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 154 transitions. Word has length 46 [2018-11-28 13:17:47,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:17:47,342 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 154 transitions. [2018-11-28 13:17:47,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 13:17:47,343 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 154 transitions. [2018-11-28 13:17:47,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 13:17:47,344 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:17:47,345 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:17:47,345 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:17:47,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:17:47,345 INFO L82 PathProgramCache]: Analyzing trace with hash -816350, now seen corresponding path program 1 times [2018-11-28 13:17:47,345 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:17:47,345 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:17:47,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:47,346 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:47,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:47,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:47,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:17:47,428 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:17:47,429 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:17:47,430 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:17:47,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:17:47,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:17:47,431 INFO L87 Difference]: Start difference. First operand 130 states and 154 transitions. Second operand 3 states. [2018-11-28 13:17:47,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:17:47,449 INFO L93 Difference]: Finished difference Result 209 states and 247 transitions. [2018-11-28 13:17:47,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:17:47,449 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 13:17:47,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:17:47,450 INFO L225 Difference]: With dead ends: 209 [2018-11-28 13:17:47,451 INFO L226 Difference]: Without dead ends: 121 [2018-11-28 13:17:47,451 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 [2018-11-28 13:17:47,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-11-28 13:17:47,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2018-11-28 13:17:47,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-11-28 13:17:47,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 142 transitions. [2018-11-28 13:17:47,460 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 142 transitions. Word has length 47 [2018-11-28 13:17:47,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:17:47,460 INFO L480 AbstractCegarLoop]: Abstraction has 121 states and 142 transitions. [2018-11-28 13:17:47,460 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:17:47,460 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 142 transitions. [2018-11-28 13:17:47,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 13:17:47,461 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:17:47,461 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] [2018-11-28 13:17:47,461 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:17:47,462 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:17:47,462 INFO L82 PathProgramCache]: Analyzing trace with hash 1070515485, now seen corresponding path program 1 times [2018-11-28 13:17:47,462 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:17:47,462 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:17:47,463 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:47,463 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:47,463 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:47,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:17:47,562 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:17:47,562 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 13:17:47,563 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:17:47,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:17:47,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:17:47,563 INFO L87 Difference]: Start difference. First operand 121 states and 142 transitions. Second operand 7 states. [2018-11-28 13:17:47,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:17:47,788 INFO L93 Difference]: Finished difference Result 218 states and 261 transitions. [2018-11-28 13:17:47,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 13:17:47,788 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-11-28 13:17:47,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:17:47,790 INFO L225 Difference]: With dead ends: 218 [2018-11-28 13:17:47,790 INFO L226 Difference]: Without dead ends: 121 [2018-11-28 13:17:47,791 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 13:17:47,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-11-28 13:17:47,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2018-11-28 13:17:47,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-11-28 13:17:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 141 transitions. [2018-11-28 13:17:47,801 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 141 transitions. Word has length 51 [2018-11-28 13:17:47,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:17:47,802 INFO L480 AbstractCegarLoop]: Abstraction has 121 states and 141 transitions. [2018-11-28 13:17:47,802 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:17:47,802 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 141 transitions. [2018-11-28 13:17:47,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 13:17:47,804 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:17:47,804 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] [2018-11-28 13:17:47,804 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:17:47,804 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:17:47,804 INFO L82 PathProgramCache]: Analyzing trace with hash -912181828, now seen corresponding path program 1 times [2018-11-28 13:17:47,804 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:17:47,805 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:17:47,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:47,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:47,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:47,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:47,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:17:47,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:17:47,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 13:17:47,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 13:17:47,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 13:17:47,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:17:47,887 INFO L87 Difference]: Start difference. First operand 121 states and 141 transitions. Second operand 5 states. [2018-11-28 13:17:48,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:17:48,200 INFO L93 Difference]: Finished difference Result 319 states and 386 transitions. [2018-11-28 13:17:48,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 13:17:48,200 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2018-11-28 13:17:48,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:17:48,202 INFO L225 Difference]: With dead ends: 319 [2018-11-28 13:17:48,203 INFO L226 Difference]: Without dead ends: 222 [2018-11-28 13:17:48,203 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:17:48,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2018-11-28 13:17:48,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 204. [2018-11-28 13:17:48,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-11-28 13:17:48,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 233 transitions. [2018-11-28 13:17:48,227 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 233 transitions. Word has length 64 [2018-11-28 13:17:48,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:17:48,227 INFO L480 AbstractCegarLoop]: Abstraction has 204 states and 233 transitions. [2018-11-28 13:17:48,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 13:17:48,227 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 233 transitions. [2018-11-28 13:17:48,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-28 13:17:48,229 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:17:48,229 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:17:48,229 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:17:48,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:17:48,230 INFO L82 PathProgramCache]: Analyzing trace with hash -988770391, now seen corresponding path program 1 times [2018-11-28 13:17:48,230 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:17:48,230 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:17:48,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:48,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:48,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:48,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:17:48,326 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:17:48,326 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 13:17:48,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 13:17:48,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 13:17:48,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 13:17:48,327 INFO L87 Difference]: Start difference. First operand 204 states and 233 transitions. Second operand 6 states. [2018-11-28 13:17:48,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:17:48,450 INFO L93 Difference]: Finished difference Result 549 states and 649 transitions. [2018-11-28 13:17:48,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 13:17:48,450 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 78 [2018-11-28 13:17:48,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:17:48,454 INFO L225 Difference]: With dead ends: 549 [2018-11-28 13:17:48,454 INFO L226 Difference]: Without dead ends: 369 [2018-11-28 13:17:48,455 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 [2018-11-28 13:17:48,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2018-11-28 13:17:48,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 363. [2018-11-28 13:17:48,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2018-11-28 13:17:48,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 416 transitions. [2018-11-28 13:17:48,483 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 416 transitions. Word has length 78 [2018-11-28 13:17:48,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:17:48,484 INFO L480 AbstractCegarLoop]: Abstraction has 363 states and 416 transitions. [2018-11-28 13:17:48,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 13:17:48,484 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 416 transitions. [2018-11-28 13:17:48,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-28 13:17:48,486 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:17:48,486 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:17:48,486 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:17:48,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:17:48,486 INFO L82 PathProgramCache]: Analyzing trace with hash 610145221, now seen corresponding path program 1 times [2018-11-28 13:17:48,486 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:17:48,486 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:17:48,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:48,487 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:48,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:48,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:17:48,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:17:48,564 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 13:17:48,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:17:48,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:17:48,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:17:48,564 INFO L87 Difference]: Start difference. First operand 363 states and 416 transitions. Second operand 7 states. [2018-11-28 13:17:48,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:17:48,912 INFO L93 Difference]: Finished difference Result 396 states and 466 transitions. [2018-11-28 13:17:48,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 13:17:48,913 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2018-11-28 13:17:48,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:17:48,915 INFO L225 Difference]: With dead ends: 396 [2018-11-28 13:17:48,915 INFO L226 Difference]: Without dead ends: 393 [2018-11-28 13:17:48,916 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 13:17:48,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-11-28 13:17:48,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 363. [2018-11-28 13:17:48,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2018-11-28 13:17:48,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 415 transitions. [2018-11-28 13:17:48,934 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 415 transitions. Word has length 82 [2018-11-28 13:17:48,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:17:48,935 INFO L480 AbstractCegarLoop]: Abstraction has 363 states and 415 transitions. [2018-11-28 13:17:48,935 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:17:48,935 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 415 transitions. [2018-11-28 13:17:48,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-28 13:17:48,937 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:17:48,937 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] [2018-11-28 13:17:48,937 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:17:48,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:17:48,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1887685164, now seen corresponding path program 1 times [2018-11-28 13:17:48,937 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:17:48,937 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:17:48,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:48,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:48,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:17:48,998 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:17:48,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 13:17:48,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 13:17:48,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 13:17:48,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 13:17:48,999 INFO L87 Difference]: Start difference. First operand 363 states and 415 transitions. Second operand 6 states. [2018-11-28 13:17:49,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:17:49,025 INFO L93 Difference]: Finished difference Result 716 states and 838 transitions. [2018-11-28 13:17:49,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 13:17:49,026 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2018-11-28 13:17:49,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:17:49,027 INFO L225 Difference]: With dead ends: 716 [2018-11-28 13:17:49,027 INFO L226 Difference]: Without dead ends: 377 [2018-11-28 13:17:49,028 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 [2018-11-28 13:17:49,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2018-11-28 13:17:49,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 373. [2018-11-28 13:17:49,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2018-11-28 13:17:49,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 425 transitions. [2018-11-28 13:17:49,044 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 425 transitions. Word has length 98 [2018-11-28 13:17:49,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:17:49,044 INFO L480 AbstractCegarLoop]: Abstraction has 373 states and 425 transitions. [2018-11-28 13:17:49,044 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 13:17:49,044 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 425 transitions. [2018-11-28 13:17:49,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-28 13:17:49,046 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:17:49,046 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] [2018-11-28 13:17:49,046 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:17:49,046 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:17:49,046 INFO L82 PathProgramCache]: Analyzing trace with hash -1513795794, now seen corresponding path program 1 times [2018-11-28 13:17:49,046 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:17:49,047 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:17:49,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:49,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:49,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:49,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:49,116 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:17:49,116 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:17:49,116 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 13:17:49,117 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 13:17:49,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 13:17:49,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:17:49,117 INFO L87 Difference]: Start difference. First operand 373 states and 425 transitions. Second operand 8 states. [2018-11-28 13:17:49,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:17:49,153 INFO L93 Difference]: Finished difference Result 736 states and 860 transitions. [2018-11-28 13:17:49,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 13:17:49,154 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2018-11-28 13:17:49,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:17:49,156 INFO L225 Difference]: With dead ends: 736 [2018-11-28 13:17:49,156 INFO L226 Difference]: Without dead ends: 387 [2018-11-28 13:17:49,157 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 [2018-11-28 13:17:49,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2018-11-28 13:17:49,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 381. [2018-11-28 13:17:49,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-28 13:17:49,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 433 transitions. [2018-11-28 13:17:49,173 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 433 transitions. Word has length 98 [2018-11-28 13:17:49,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:17:49,173 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 433 transitions. [2018-11-28 13:17:49,173 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 13:17:49,173 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 433 transitions. [2018-11-28 13:17:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-28 13:17:49,175 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:17:49,175 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] [2018-11-28 13:17:49,175 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:17:49,175 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:17:49,175 INFO L82 PathProgramCache]: Analyzing trace with hash -1521555153, now seen corresponding path program 1 times [2018-11-28 13:17:49,176 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:17:49,176 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:17:49,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:49,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:49,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:49,268 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:17:49,268 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:17:49,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 13:17:49,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 13:17:49,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 13:17:49,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 13:17:49,269 INFO L87 Difference]: Start difference. First operand 381 states and 433 transitions. Second operand 4 states. [2018-11-28 13:17:49,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:17:49,396 INFO L93 Difference]: Finished difference Result 1123 states and 1346 transitions. [2018-11-28 13:17:49,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 13:17:49,397 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2018-11-28 13:17:49,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:17:49,400 INFO L225 Difference]: With dead ends: 1123 [2018-11-28 13:17:49,400 INFO L226 Difference]: Without dead ends: 766 [2018-11-28 13:17:49,401 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 [2018-11-28 13:17:49,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2018-11-28 13:17:49,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 751. [2018-11-28 13:17:49,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 751 states. [2018-11-28 13:17:49,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 881 transitions. [2018-11-28 13:17:49,433 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 881 transitions. Word has length 98 [2018-11-28 13:17:49,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:17:49,433 INFO L480 AbstractCegarLoop]: Abstraction has 751 states and 881 transitions. [2018-11-28 13:17:49,433 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 13:17:49,434 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 881 transitions. [2018-11-28 13:17:49,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-28 13:17:49,435 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:17:49,436 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] [2018-11-28 13:17:49,436 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:17:49,436 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:17:49,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1343532233, now seen corresponding path program 1 times [2018-11-28 13:17:49,436 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:17:49,436 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:17:49,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:49,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:49,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:49,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:49,534 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 13:17:49,534 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:17:49,534 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/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 [2018-11-28 13:17:49,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:49,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:17:49,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:17:49,778 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 13:17:49,779 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 13:17:49,779 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 13:17:49,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 13:17:49,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 13:17:49,780 INFO L87 Difference]: Start difference. First operand 751 states and 881 transitions. Second operand 19 states. [2018-11-28 13:17:50,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:17:50,380 INFO L93 Difference]: Finished difference Result 1448 states and 1719 transitions. [2018-11-28 13:17:50,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 13:17:50,381 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 102 [2018-11-28 13:17:50,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:17:50,384 INFO L225 Difference]: With dead ends: 1448 [2018-11-28 13:17:50,384 INFO L226 Difference]: Without dead ends: 721 [2018-11-28 13:17:50,386 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 97 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 13:17:50,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2018-11-28 13:17:50,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 721. [2018-11-28 13:17:50,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2018-11-28 13:17:50,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 832 transitions. [2018-11-28 13:17:50,417 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 832 transitions. Word has length 102 [2018-11-28 13:17:50,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:17:50,417 INFO L480 AbstractCegarLoop]: Abstraction has 721 states and 832 transitions. [2018-11-28 13:17:50,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 13:17:50,418 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 832 transitions. [2018-11-28 13:17:50,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-28 13:17:50,420 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:17:50,420 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:17:50,420 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:17:50,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:17:50,421 INFO L82 PathProgramCache]: Analyzing trace with hash 1604124685, now seen corresponding path program 1 times [2018-11-28 13:17:50,421 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:17:50,421 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:17:50,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:50,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:50,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:17:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:50,567 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-28 13:17:50,567 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:17:50,567 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/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 [2018-11-28 13:17:50,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:17:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:17:50,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:17:50,823 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-28 13:17:50,842 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 13:17:50,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 13:17:50,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 13:17:50,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 13:17:50,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 13:17:50,843 INFO L87 Difference]: Start difference. First operand 721 states and 832 transitions. Second operand 19 states. [2018-11-28 13:17:51,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:17:51,743 INFO L93 Difference]: Finished difference Result 1201 states and 1408 transitions. [2018-11-28 13:17:51,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 13:17:51,744 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 153 [2018-11-28 13:17:51,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:17:51,745 INFO L225 Difference]: With dead ends: 1201 [2018-11-28 13:17:51,745 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 13:17:51,747 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 150 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 13:17:51,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 13:17:51,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 13:17:51,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 13:17:51,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 13:17:51,748 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 153 [2018-11-28 13:17:51,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:17:51,749 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:17:51,749 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 13:17:51,749 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 13:17:51,749 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 13:17:51,754 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 13:17:52,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:17:52,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:17:52,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:17:52,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:17:52,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:17:52,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:17:52,500 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 29 [2018-11-28 13:17:53,299 WARN L180 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2018-11-28 13:17:53,903 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2018-11-28 13:17:53,904 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 297 303) the Hoare annotation is: true [2018-11-28 13:17:53,904 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 297 303) no Hoare annotation was computed. [2018-11-28 13:17:53,905 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 304 312) no Hoare annotation was computed. [2018-11-28 13:17:53,905 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 304 312) the Hoare annotation is: true [2018-11-28 13:17:53,905 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 304 312) no Hoare annotation was computed. [2018-11-28 13:17:53,905 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 255 277) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:17:53,905 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 255 277) no Hoare annotation was computed. [2018-11-28 13:17:53,905 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 255 277) no Hoare annotation was computed. [2018-11-28 13:17:53,905 INFO L444 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 13:17:53,905 INFO L444 ceAbstractionStarter]: At program point L267-1(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 13:17:53,905 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 272) no Hoare annotation was computed. [2018-11-28 13:17:53,905 INFO L448 ceAbstractionStarter]: For program point L265-1(lines 265 272) no Hoare annotation was computed. [2018-11-28 13:17:53,905 INFO L448 ceAbstractionStarter]: For program point L263(line 263) no Hoare annotation was computed. [2018-11-28 13:17:53,905 INFO L444 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:17:53,906 INFO L444 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:17:53,906 INFO L444 ceAbstractionStarter]: At program point L261-1(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:17:53,906 INFO L444 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-11-28 13:17:53,906 INFO L448 ceAbstractionStarter]: For program point L801-1(lines 782 806) no Hoare annotation was computed. [2018-11-28 13:17:53,906 INFO L444 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse3 (not .cse2) .cse0) (or .cse0 .cse3 .cse1))) [2018-11-28 13:17:53,906 INFO L444 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse0 .cse1)))) [2018-11-28 13:17:53,906 INFO L448 ceAbstractionStarter]: For program point L790(lines 790 798) no Hoare annotation was computed. [2018-11-28 13:17:53,906 INFO L444 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0))) [2018-11-28 13:17:53,907 INFO L448 ceAbstractionStarter]: For program point L788-1(line 788) no Hoare annotation was computed. [2018-11-28 13:17:53,907 INFO L448 ceAbstractionStarter]: For program point L786(lines 786 803) no Hoare annotation was computed. [2018-11-28 13:17:53,907 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 782 806) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 13:17:53,907 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 782 806) no Hoare annotation was computed. [2018-11-28 13:17:53,907 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 877 885) no Hoare annotation was computed. [2018-11-28 13:17:53,907 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 877 885) the Hoare annotation is: true [2018-11-28 13:17:53,907 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 877 885) no Hoare annotation was computed. [2018-11-28 13:17:53,907 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 290 296) no Hoare annotation was computed. [2018-11-28 13:17:53,907 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 290 296) the Hoare annotation is: true [2018-11-28 13:17:53,907 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 242 251) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:17:53,907 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 242 251) no Hoare annotation was computed. [2018-11-28 13:17:53,908 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 242 251) no Hoare annotation was computed. [2018-11-28 13:17:53,908 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 866 876) the Hoare annotation is: true [2018-11-28 13:17:53,908 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 866 876) no Hoare annotation was computed. [2018-11-28 13:17:53,908 INFO L451 ceAbstractionStarter]: At program point L871(line 871) the Hoare annotation is: true [2018-11-28 13:17:53,908 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 866 876) no Hoare annotation was computed. [2018-11-28 13:17:53,908 INFO L448 ceAbstractionStarter]: For program point L871-1(line 871) no Hoare annotation was computed. [2018-11-28 13:17:53,908 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 858 865) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (= 0 |old(~pumpRunning~0)|)) [2018-11-28 13:17:53,908 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 858 865) no Hoare annotation was computed. [2018-11-28 13:17:53,908 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 858 865) no Hoare annotation was computed. [2018-11-28 13:17:53,908 INFO L444 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse0) (or .cse4 .cse0 .cse2))) [2018-11-28 13:17:53,908 INFO L448 ceAbstractionStarter]: For program point L827-1(lines 808 832) no Hoare annotation was computed. [2018-11-28 13:17:53,909 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 808 832) no Hoare annotation was computed. [2018-11-28 13:17:53,909 INFO L444 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= processEnvironment_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-28 13:17:53,909 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 808 832) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 13:17:53,909 INFO L444 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 .cse1 (and (= processEnvironment_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 13:17:53,909 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 824) no Hoare annotation was computed. [2018-11-28 13:17:53,909 INFO L444 ceAbstractionStarter]: At program point L814(line 814) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-11-28 13:17:53,909 INFO L448 ceAbstractionStarter]: For program point L814-1(line 814) no Hoare annotation was computed. [2018-11-28 13:17:53,909 INFO L448 ceAbstractionStarter]: For program point L812(lines 812 829) no Hoare annotation was computed. [2018-11-28 13:17:53,909 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-28 13:17:53,909 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-28 13:17:53,909 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-28 13:17:53,909 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-28 13:17:53,909 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 774 780) no Hoare annotation was computed. [2018-11-28 13:17:53,909 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 774 780) the Hoare annotation is: true [2018-11-28 13:17:53,909 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 680 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:17:53,910 INFO L444 ceAbstractionStarter]: At program point L702(line 702) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (and (= 0 ~pumpRunning~0) .cse0) (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-28 13:17:53,910 INFO L444 ceAbstractionStarter]: At program point L733(lines 690 735) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point L700(lines 700 706) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point L700-1(lines 700 706) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 680 743) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point L692(lines 692 696) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L444 ceAbstractionStarter]: At program point L736(lines 689 737) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point L726(lines 726 730) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L444 ceAbstractionStarter]: At program point L726-2(lines 720 731) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point L691(lines 690 735) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point L720(lines 720 731) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L444 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 716) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point L710-1(lines 710 716) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 680 743) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 833 840) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 833 840) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 833 840) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:17:53,910 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-28 13:17:53,910 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L448 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L444 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-11-28 13:17:53,911 INFO L448 ceAbstractionStarter]: For program point L846-1(line 846) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 841 857) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 841 857) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-11-28 13:17:53,911 INFO L444 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= activatePump_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 13:17:53,911 INFO L448 ceAbstractionStarter]: For program point L852-1(lines 841 857) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L451 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: true [2018-11-28 13:17:53,911 INFO L448 ceAbstractionStarter]: For program point L931-2(lines 931 935) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 922 940) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L448 ceAbstractionStarter]: For program point L929-1(line 929) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 922 940) the Hoare annotation is: true [2018-11-28 13:17:53,911 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 922 940) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L448 ceAbstractionStarter]: For program point L931(lines 931 935) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-28 13:17:53,911 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-28 13:17:53,911 INFO L444 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse1 .cse3 .cse7 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse3 .cse8 .cse7) (or .cse0 .cse8 .cse3)))) [2018-11-28 13:17:53,912 INFO L444 ceAbstractionStarter]: At program point L761(lines 761 767) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse6 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse6 .cse3 .cse1 .cse7) (or .cse0 (= 0 ~pumpRunning~0) .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 .cse7)))) [2018-11-28 13:17:53,912 INFO L444 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse1 (and (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-28 13:17:53,912 INFO L448 ceAbstractionStarter]: For program point L754(lines 753 772) no Hoare annotation was computed. [2018-11-28 13:17:53,912 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 750 773) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse1)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse7 .cse2 .cse8) (or .cse0 .cse2 .cse7) (or .cse4 .cse5 .cse2 .cse6 .cse8) (or .cse1 .cse2 .cse3 .cse8)))) [2018-11-28 13:17:53,912 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 750 773) no Hoare annotation was computed. [2018-11-28 13:17:53,912 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 750 773) no Hoare annotation was computed. [2018-11-28 13:17:53,912 INFO L448 ceAbstractionStarter]: For program point L193(lines 193 197) no Hoare annotation was computed. [2018-11-28 13:17:53,912 INFO L451 ceAbstractionStarter]: At program point L193-1(lines 193 197) the Hoare annotation is: true [2018-11-28 13:17:53,912 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 179 208) no Hoare annotation was computed. [2018-11-28 13:17:53,912 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-28 13:17:53,912 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 179 208) the Hoare annotation is: true [2018-11-28 13:17:53,912 INFO L451 ceAbstractionStarter]: At program point L189-2(lines 189 203) the Hoare annotation is: true [2018-11-28 13:17:53,912 INFO L451 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: true [2018-11-28 13:17:53,912 INFO L448 ceAbstractionStarter]: For program point L185-1(line 185) no Hoare annotation was computed. [2018-11-28 13:17:53,912 INFO L451 ceAbstractionStarter]: At program point L204(lines 179 208) the Hoare annotation is: true [2018-11-28 13:17:53,912 INFO L448 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2018-11-28 13:17:53,912 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-28 13:17:53,912 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-28 13:17:53,912 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-28 13:17:53,912 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2018-11-28 13:17:53,913 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-28 13:17:53,913 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-28 13:17:53,913 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 234 240) no Hoare annotation was computed. [2018-11-28 13:17:53,913 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 234 240) the Hoare annotation is: true [2018-11-28 13:17:53,913 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:17:53,913 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)) [2018-11-28 13:17:53,913 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 13:17:53,913 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:17:53,913 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-28 13:17:53,913 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-28 13:17:53,913 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-11-28 13:17:53,913 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-11-28 13:17:53,913 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 141 148) no Hoare annotation was computed. [2018-11-28 13:17:53,914 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 141 148) the Hoare annotation is: true [2018-11-28 13:17:53,914 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 141 148) no Hoare annotation was computed. [2018-11-28 13:17:53,914 INFO L444 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 13:17:53,914 INFO L448 ceAbstractionStarter]: For program point L161-1(line 161) no Hoare annotation was computed. [2018-11-28 13:17:53,914 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 172) no Hoare annotation was computed. [2018-11-28 13:17:53,914 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 151 175) no Hoare annotation was computed. [2018-11-28 13:17:53,914 INFO L451 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: true [2018-11-28 13:17:53,914 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 151 175) the Hoare annotation is: true [2018-11-28 13:17:53,914 INFO L448 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-11-28 13:17:53,914 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 151 175) no Hoare annotation was computed. [2018-11-28 13:17:53,914 INFO L444 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 13:17:53,914 INFO L448 ceAbstractionStarter]: For program point L163(lines 163 169) no Hoare annotation was computed. [2018-11-28 13:17:53,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:17:53 BoogieIcfgContainer [2018-11-28 13:17:53,924 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:17:53,925 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:17:53,925 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:17:53,925 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:17:53,925 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:17:46" (3/4) ... [2018-11-28 13:17:53,928 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 13:17:53,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 13:17:53,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 13:17:53,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 13:17:53,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 13:17:53,934 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 13:17:53,935 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 13:17:53,936 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 13:17:53,936 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 13:17:53,936 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 13:17:53,945 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-11-28 13:17:53,945 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 13:17:53,946 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-28 13:17:53,946 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 13:17:53,946 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 13:17:53,946 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 13:17:53,965 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) [2018-11-28 13:17:53,966 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 13:17:53,998 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_19e42a23-a4c8-4838-8e7a-0b2199c97bfd/bin-2019/uautomizer/witness.graphml [2018-11-28 13:17:53,998 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:17:53,999 INFO L168 Benchmark]: Toolchain (without parser) took 7884.23 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 249.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -175.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:17:53,999 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:17:53,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:17:54,000 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.64 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. [2018-11-28 13:17:54,000 INFO L168 Benchmark]: Boogie Preprocessor took 30.17 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:17:54,000 INFO L168 Benchmark]: RCFGBuilder took 456.77 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: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. [2018-11-28 13:17:54,000 INFO L168 Benchmark]: TraceAbstraction took 6930.80 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 119.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -67.7 MB). Peak memory consumption was 350.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:17:54,000 INFO L168 Benchmark]: Witness Printer took 73.44 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:17:54,002 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 369.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.17 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 456.77 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: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6930.80 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 119.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -67.7 MB). Peak memory consumption was 350.4 MB. Max. memory is 11.5 GB. * Witness Printer took 73.44 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: 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: 189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 143 locations, 1 error locations. SAFE Result, 6.8s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.8s AutomataDifference, 0.0s DeadEndRemovalTime, 2.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1849 SDtfs, 1323 SDslu, 6972 SDs, 0 SdLazy, 3107 SolverSat, 341 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 398 GetRequests, 289 SyntacticMatches, 3 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=751occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 79 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 1503 PreInvPairs, 1587 NumberOfFragments, 1414 HoareAnnotationTreeSize, 1503 FomulaSimplifications, 2105 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 60 FomulaSimplificationsInter, 6353 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1172 NumberOfCodeBlocks, 1172 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1159 ConstructedInterpolants, 0 QuantifiedInterpolants, 187380 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1592 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 107/111 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...