./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product52_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product52_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/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 8aa13c479cead5ea7576ebfa7eb0df26504503d1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 04:15:24,407 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 04:15:24,408 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 04:15:24,416 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 04:15:24,416 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 04:15:24,417 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 04:15:24,418 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 04:15:24,419 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 04:15:24,420 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 04:15:24,420 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 04:15:24,421 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 04:15:24,421 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 04:15:24,422 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 04:15:24,423 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 04:15:24,423 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 04:15:24,424 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 04:15:24,424 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 04:15:24,426 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 04:15:24,427 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 04:15:24,428 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 04:15:24,429 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 04:15:24,429 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 04:15:24,431 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 04:15:24,431 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 04:15:24,431 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 04:15:24,432 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 04:15:24,433 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 04:15:24,433 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 04:15:24,434 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 04:15:24,435 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 04:15:24,435 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 04:15:24,435 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 04:15:24,435 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 04:15:24,435 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 04:15:24,436 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 04:15:24,436 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 04:15:24,436 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 04:15:24,447 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 04:15:24,447 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 04:15:24,448 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 04:15:24,448 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 04:15:24,448 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 04:15:24,448 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 04:15:24,448 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 04:15:24,448 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 04:15:24,449 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 04:15:24,449 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 04:15:24,449 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 04:15:24,449 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 04:15:24,449 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 04:15:24,449 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 04:15:24,449 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 04:15:24,449 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 04:15:24,449 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 04:15:24,449 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 04:15:24,450 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 04:15:24,450 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 04:15:24,450 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 04:15:24,450 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 04:15:24,450 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 04:15:24,450 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 04:15:24,450 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 04:15:24,451 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 04:15:24,451 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 04:15:24,451 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 04:15:24,451 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 04:15:24,451 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 04:15:24,451 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_67f098e5-a8d6-4c5b-917b-b5212c7d7830/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 -> 8aa13c479cead5ea7576ebfa7eb0df26504503d1 [2018-12-09 04:15:24,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 04:15:24,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 04:15:24,485 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 04:15:24,486 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 04:15:24,487 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 04:15:24,487 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product52_true-unreach-call_false-termination.cil.c [2018-12-09 04:15:24,531 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/data/e3a25c8e3/6ea3eb9dca084be683fbda283c715125/FLAG2f3a19e03 [2018-12-09 04:15:24,880 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 04:15:24,880 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/sv-benchmarks/c/product-lines/minepump_spec2_product52_true-unreach-call_false-termination.cil.c [2018-12-09 04:15:24,887 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/data/e3a25c8e3/6ea3eb9dca084be683fbda283c715125/FLAG2f3a19e03 [2018-12-09 04:15:25,262 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/data/e3a25c8e3/6ea3eb9dca084be683fbda283c715125 [2018-12-09 04:15:25,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 04:15:25,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 04:15:25,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 04:15:25,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 04:15:25,268 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 04:15:25,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:15:25" (1/1) ... [2018-12-09 04:15:25,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53463ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25, skipping insertion in model container [2018-12-09 04:15:25,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:15:25" (1/1) ... [2018-12-09 04:15:25,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 04:15:25,307 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 04:15:25,478 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:15:25,524 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 04:15:25,581 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:15:25,599 INFO L195 MainTranslator]: Completed translation [2018-12-09 04:15:25,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25 WrapperNode [2018-12-09 04:15:25,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 04:15:25,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 04:15:25,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 04:15:25,600 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 04:15:25,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25" (1/1) ... [2018-12-09 04:15:25,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25" (1/1) ... [2018-12-09 04:15:25,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 04:15:25,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 04:15:25,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 04:15:25,625 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 04:15:25,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25" (1/1) ... [2018-12-09 04:15:25,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25" (1/1) ... [2018-12-09 04:15:25,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25" (1/1) ... [2018-12-09 04:15:25,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25" (1/1) ... [2018-12-09 04:15:25,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25" (1/1) ... [2018-12-09 04:15:25,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25" (1/1) ... [2018-12-09 04:15:25,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25" (1/1) ... [2018-12-09 04:15:25,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 04:15:25,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 04:15:25,648 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 04:15:25,648 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 04:15:25,649 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 04:15:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 04:15:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 04:15:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 04:15:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 04:15:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-09 04:15:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-09 04:15:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 04:15:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 04:15:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 04:15:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 04:15:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 04:15:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-09 04:15:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-09 04:15:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 04:15:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 04:15:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 04:15:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 04:15:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 04:15:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 04:15:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 04:15:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 04:15:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-12-09 04:15:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-12-09 04:15:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-12-09 04:15:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-12-09 04:15:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-09 04:15:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-09 04:15:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-09 04:15:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-09 04:15:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 04:15:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 04:15:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 04:15:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 04:15:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 04:15:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 04:15:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 04:15:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 04:15:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 04:15:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 04:15:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-09 04:15:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-09 04:15:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 04:15:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 04:15:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 04:15:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 04:15:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 04:15:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 04:15:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 04:15:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 04:15:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 04:15:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 04:15:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 04:15:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 04:15:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 04:15:25,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 04:15:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 04:15:25,683 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 04:15:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 04:15:25,683 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 04:15:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 04:15:25,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 04:15:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 04:15:25,960 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 04:15:25,961 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 04:15:25,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:15:25 BoogieIcfgContainer [2018-12-09 04:15:25,961 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 04:15:25,961 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 04:15:25,961 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 04:15:25,963 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 04:15:25,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 04:15:25" (1/3) ... [2018-12-09 04:15:25,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5072dbed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:15:25, skipping insertion in model container [2018-12-09 04:15:25,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:15:25" (2/3) ... [2018-12-09 04:15:25,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5072dbed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:15:25, skipping insertion in model container [2018-12-09 04:15:25,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:15:25" (3/3) ... [2018-12-09 04:15:25,965 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product52_true-unreach-call_false-termination.cil.c [2018-12-09 04:15:25,971 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 04:15:25,975 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 04:15:25,984 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 04:15:26,001 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 04:15:26,001 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 04:15:26,001 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 04:15:26,002 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 04:15:26,002 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 04:15:26,002 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 04:15:26,002 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 04:15:26,002 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 04:15:26,002 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 04:15:26,014 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2018-12-09 04:15:26,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 04:15:26,019 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:26,019 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:26,021 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:26,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:26,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1920948465, now seen corresponding path program 1 times [2018-12-09 04:15:26,025 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:26,025 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:26,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:26,052 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:26,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:26,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:15:26,160 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 04:15:26,161 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 04:15:26,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 04:15:26,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 04:15:26,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 04:15:26,172 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 2 states. [2018-12-09 04:15:26,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:26,194 INFO L93 Difference]: Finished difference Result 282 states and 349 transitions. [2018-12-09 04:15:26,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 04:15:26,195 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-12-09 04:15:26,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:26,202 INFO L225 Difference]: With dead ends: 282 [2018-12-09 04:15:26,202 INFO L226 Difference]: Without dead ends: 143 [2018-12-09 04:15:26,204 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 04:15:26,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-12-09 04:15:26,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-12-09 04:15:26,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-12-09 04:15:26,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2018-12-09 04:15:26,235 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 51 [2018-12-09 04:15:26,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:26,236 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2018-12-09 04:15:26,236 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 04:15:26,236 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2018-12-09 04:15:26,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 04:15:26,238 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:26,238 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:26,238 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:26,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:26,238 INFO L82 PathProgramCache]: Analyzing trace with hash 144578230, now seen corresponding path program 1 times [2018-12-09 04:15:26,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:26,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:26,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:26,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:26,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:26,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:15:26,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 04:15:26,289 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 04:15:26,290 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 04:15:26,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 04:15:26,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 04:15:26,291 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 3 states. [2018-12-09 04:15:26,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:26,303 INFO L93 Difference]: Finished difference Result 221 states and 259 transitions. [2018-12-09 04:15:26,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 04:15:26,304 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-09 04:15:26,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:26,305 INFO L225 Difference]: With dead ends: 221 [2018-12-09 04:15:26,305 INFO L226 Difference]: Without dead ends: 134 [2018-12-09 04:15:26,306 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 04:15:26,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-12-09 04:15:26,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-12-09 04:15:26,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-12-09 04:15:26,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 156 transitions. [2018-12-09 04:15:26,313 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 156 transitions. Word has length 52 [2018-12-09 04:15:26,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:26,314 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 156 transitions. [2018-12-09 04:15:26,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 04:15:26,314 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2018-12-09 04:15:26,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 04:15:26,315 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:26,315 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:26,315 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:26,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:26,315 INFO L82 PathProgramCache]: Analyzing trace with hash -373686663, now seen corresponding path program 1 times [2018-12-09 04:15:26,315 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:26,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:26,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:26,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:26,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:26,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:15:26,384 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 04:15:26,384 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 04:15:26,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 04:15:26,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 04:15:26,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 04:15:26,384 INFO L87 Difference]: Start difference. First operand 134 states and 156 transitions. Second operand 7 states. [2018-12-09 04:15:26,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:26,633 INFO L93 Difference]: Finished difference Result 397 states and 482 transitions. [2018-12-09 04:15:26,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 04:15:26,633 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-12-09 04:15:26,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:26,636 INFO L225 Difference]: With dead ends: 397 [2018-12-09 04:15:26,636 INFO L226 Difference]: Without dead ends: 291 [2018-12-09 04:15:26,637 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 04:15:26,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-12-09 04:15:26,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 279. [2018-12-09 04:15:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-12-09 04:15:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 338 transitions. [2018-12-09 04:15:26,662 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 338 transitions. Word has length 57 [2018-12-09 04:15:26,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:26,663 INFO L480 AbstractCegarLoop]: Abstraction has 279 states and 338 transitions. [2018-12-09 04:15:26,663 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 04:15:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 338 transitions. [2018-12-09 04:15:26,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 04:15:26,665 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:26,665 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:26,665 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:26,665 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:26,666 INFO L82 PathProgramCache]: Analyzing trace with hash 1373126477, now seen corresponding path program 1 times [2018-12-09 04:15:26,666 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:26,666 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:26,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:26,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:26,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:26,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:15:26,751 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 04:15:26,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 04:15:26,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 04:15:26,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 04:15:26,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 04:15:26,752 INFO L87 Difference]: Start difference. First operand 279 states and 338 transitions. Second operand 6 states. [2018-12-09 04:15:26,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:26,883 INFO L93 Difference]: Finished difference Result 763 states and 948 transitions. [2018-12-09 04:15:26,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 04:15:26,883 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-12-09 04:15:26,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:26,885 INFO L225 Difference]: With dead ends: 763 [2018-12-09 04:15:26,885 INFO L226 Difference]: Without dead ends: 512 [2018-12-09 04:15:26,887 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 04:15:26,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2018-12-09 04:15:26,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 506. [2018-12-09 04:15:26,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 506 states. [2018-12-09 04:15:26,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 616 transitions. [2018-12-09 04:15:26,911 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 616 transitions. Word has length 62 [2018-12-09 04:15:26,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:26,911 INFO L480 AbstractCegarLoop]: Abstraction has 506 states and 616 transitions. [2018-12-09 04:15:26,911 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 04:15:26,911 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 616 transitions. [2018-12-09 04:15:26,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 04:15:26,913 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:26,913 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:26,913 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:26,913 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:26,913 INFO L82 PathProgramCache]: Analyzing trace with hash 245736361, now seen corresponding path program 1 times [2018-12-09 04:15:26,913 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:26,913 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:26,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:26,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:26,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:26,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:15:26,982 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 04:15:26,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 04:15:26,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 04:15:26,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 04:15:26,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 04:15:26,983 INFO L87 Difference]: Start difference. First operand 506 states and 616 transitions. Second operand 7 states. [2018-12-09 04:15:27,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:27,374 INFO L93 Difference]: Finished difference Result 1311 states and 1718 transitions. [2018-12-09 04:15:27,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 04:15:27,374 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-12-09 04:15:27,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:27,377 INFO L225 Difference]: With dead ends: 1311 [2018-12-09 04:15:27,377 INFO L226 Difference]: Without dead ends: 833 [2018-12-09 04:15:27,378 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-09 04:15:27,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2018-12-09 04:15:27,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 735. [2018-12-09 04:15:27,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 735 states. [2018-12-09 04:15:27,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 891 transitions. [2018-12-09 04:15:27,409 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 891 transitions. Word has length 66 [2018-12-09 04:15:27,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:27,409 INFO L480 AbstractCegarLoop]: Abstraction has 735 states and 891 transitions. [2018-12-09 04:15:27,409 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 04:15:27,409 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 891 transitions. [2018-12-09 04:15:27,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 04:15:27,410 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:27,410 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:27,411 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:27,411 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:27,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1656133436, now seen corresponding path program 1 times [2018-12-09 04:15:27,411 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:27,411 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:27,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:27,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:27,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:27,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:15:27,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 04:15:27,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 04:15:27,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 04:15:27,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 04:15:27,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 04:15:27,458 INFO L87 Difference]: Start difference. First operand 735 states and 891 transitions. Second operand 6 states. [2018-12-09 04:15:27,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:27,493 INFO L93 Difference]: Finished difference Result 1462 states and 1804 transitions. [2018-12-09 04:15:27,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 04:15:27,494 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-12-09 04:15:27,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:27,496 INFO L225 Difference]: With dead ends: 1462 [2018-12-09 04:15:27,496 INFO L226 Difference]: Without dead ends: 755 [2018-12-09 04:15:27,498 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 04:15:27,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2018-12-09 04:15:27,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 755. [2018-12-09 04:15:27,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 755 states. [2018-12-09 04:15:27,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 911 transitions. [2018-12-09 04:15:27,521 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 911 transitions. Word has length 89 [2018-12-09 04:15:27,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:27,521 INFO L480 AbstractCegarLoop]: Abstraction has 755 states and 911 transitions. [2018-12-09 04:15:27,521 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 04:15:27,521 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 911 transitions. [2018-12-09 04:15:27,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 04:15:27,522 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:27,523 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:27,523 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:27,523 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:27,523 INFO L82 PathProgramCache]: Analyzing trace with hash -954533562, now seen corresponding path program 1 times [2018-12-09 04:15:27,523 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:27,523 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:27,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:27,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:27,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:27,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:15:27,579 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 04:15:27,579 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 04:15:27,579 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 04:15:27,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 04:15:27,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 04:15:27,579 INFO L87 Difference]: Start difference. First operand 755 states and 911 transitions. Second operand 8 states. [2018-12-09 04:15:27,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:27,627 INFO L93 Difference]: Finished difference Result 1510 states and 1882 transitions. [2018-12-09 04:15:27,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 04:15:27,627 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2018-12-09 04:15:27,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:27,631 INFO L225 Difference]: With dead ends: 1510 [2018-12-09 04:15:27,631 INFO L226 Difference]: Without dead ends: 783 [2018-12-09 04:15:27,633 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 04:15:27,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2018-12-09 04:15:27,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 771. [2018-12-09 04:15:27,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2018-12-09 04:15:27,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 927 transitions. [2018-12-09 04:15:27,672 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 927 transitions. Word has length 89 [2018-12-09 04:15:27,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:27,672 INFO L480 AbstractCegarLoop]: Abstraction has 771 states and 927 transitions. [2018-12-09 04:15:27,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 04:15:27,672 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 927 transitions. [2018-12-09 04:15:27,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 04:15:27,673 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:27,673 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:27,674 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:27,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:27,674 INFO L82 PathProgramCache]: Analyzing trace with hash 770947335, now seen corresponding path program 1 times [2018-12-09 04:15:27,674 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:27,674 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:27,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:27,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:27,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:27,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:15:27,716 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 04:15:27,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 04:15:27,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 04:15:27,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 04:15:27,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 04:15:27,717 INFO L87 Difference]: Start difference. First operand 771 states and 927 transitions. Second operand 4 states. [2018-12-09 04:15:27,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:27,870 INFO L93 Difference]: Finished difference Result 2501 states and 3154 transitions. [2018-12-09 04:15:27,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 04:15:27,870 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2018-12-09 04:15:27,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:27,875 INFO L225 Difference]: With dead ends: 2501 [2018-12-09 04:15:27,875 INFO L226 Difference]: Without dead ends: 1758 [2018-12-09 04:15:27,877 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 04:15:27,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1758 states. [2018-12-09 04:15:27,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1758 to 1727. [2018-12-09 04:15:27,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1727 states. [2018-12-09 04:15:27,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 2127 transitions. [2018-12-09 04:15:27,930 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 2127 transitions. Word has length 89 [2018-12-09 04:15:27,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:27,931 INFO L480 AbstractCegarLoop]: Abstraction has 1727 states and 2127 transitions. [2018-12-09 04:15:27,931 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 04:15:27,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2127 transitions. [2018-12-09 04:15:27,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 04:15:27,932 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:27,932 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:27,932 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:27,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:27,933 INFO L82 PathProgramCache]: Analyzing trace with hash 2014022541, now seen corresponding path program 1 times [2018-12-09 04:15:27,933 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:27,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:27,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:27,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:27,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:27,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:15:27,962 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 04:15:27,962 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 04:15:27,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 04:15:27,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 04:15:27,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 04:15:27,962 INFO L87 Difference]: Start difference. First operand 1727 states and 2127 transitions. Second operand 3 states. [2018-12-09 04:15:28,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:28,020 INFO L93 Difference]: Finished difference Result 2742 states and 3481 transitions. [2018-12-09 04:15:28,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 04:15:28,020 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-12-09 04:15:28,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:28,027 INFO L225 Difference]: With dead ends: 2742 [2018-12-09 04:15:28,027 INFO L226 Difference]: Without dead ends: 2739 [2018-12-09 04:15:28,028 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 04:15:28,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2739 states. [2018-12-09 04:15:28,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2739 to 2553. [2018-12-09 04:15:28,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2553 states. [2018-12-09 04:15:28,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2553 states and 3253 transitions. [2018-12-09 04:15:28,111 INFO L78 Accepts]: Start accepts. Automaton has 2553 states and 3253 transitions. Word has length 93 [2018-12-09 04:15:28,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:28,111 INFO L480 AbstractCegarLoop]: Abstraction has 2553 states and 3253 transitions. [2018-12-09 04:15:28,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 04:15:28,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 3253 transitions. [2018-12-09 04:15:28,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 04:15:28,116 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:28,116 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:28,116 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:28,116 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:28,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1868727233, now seen corresponding path program 1 times [2018-12-09 04:15:28,116 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:28,116 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:28,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:28,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:28,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:28,164 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 26 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 04:15:28,164 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 04:15:28,164 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 04:15:28,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:28,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:15:28,294 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 04:15:28,310 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 04:15:28,311 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-12-09 04:15:28,311 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 04:15:28,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 04:15:28,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 04:15:28,312 INFO L87 Difference]: Start difference. First operand 2553 states and 3253 transitions. Second operand 6 states. [2018-12-09 04:15:29,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:29,062 INFO L93 Difference]: Finished difference Result 6066 states and 8080 transitions. [2018-12-09 04:15:29,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 04:15:29,063 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 160 [2018-12-09 04:15:29,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:29,074 INFO L225 Difference]: With dead ends: 6066 [2018-12-09 04:15:29,074 INFO L226 Difference]: Without dead ends: 3865 [2018-12-09 04:15:29,079 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 164 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-12-09 04:15:29,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3865 states. [2018-12-09 04:15:29,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3865 to 3681. [2018-12-09 04:15:29,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3681 states. [2018-12-09 04:15:29,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3681 states and 4622 transitions. [2018-12-09 04:15:29,204 INFO L78 Accepts]: Start accepts. Automaton has 3681 states and 4622 transitions. Word has length 160 [2018-12-09 04:15:29,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:29,204 INFO L480 AbstractCegarLoop]: Abstraction has 3681 states and 4622 transitions. [2018-12-09 04:15:29,204 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 04:15:29,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3681 states and 4622 transitions. [2018-12-09 04:15:29,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 04:15:29,208 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:29,208 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:29,209 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:29,209 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:29,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1445410561, now seen corresponding path program 1 times [2018-12-09 04:15:29,209 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:29,209 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:29,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:29,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:29,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:29,302 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 04:15:29,303 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 04:15:29,303 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 04:15:29,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:29,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:15:29,421 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:15:29,437 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 04:15:29,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-12-09 04:15:29,438 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 04:15:29,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 04:15:29,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-09 04:15:29,438 INFO L87 Difference]: Start difference. First operand 3681 states and 4622 transitions. Second operand 8 states. [2018-12-09 04:15:29,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:29,606 INFO L93 Difference]: Finished difference Result 6431 states and 8187 transitions. [2018-12-09 04:15:29,606 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 04:15:29,606 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 152 [2018-12-09 04:15:29,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:29,616 INFO L225 Difference]: With dead ends: 6431 [2018-12-09 04:15:29,616 INFO L226 Difference]: Without dead ends: 3436 [2018-12-09 04:15:29,622 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-09 04:15:29,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3436 states. [2018-12-09 04:15:29,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3436 to 3301. [2018-12-09 04:15:29,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3301 states. [2018-12-09 04:15:29,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 3301 states and 3946 transitions. [2018-12-09 04:15:29,739 INFO L78 Accepts]: Start accepts. Automaton has 3301 states and 3946 transitions. Word has length 152 [2018-12-09 04:15:29,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:29,740 INFO L480 AbstractCegarLoop]: Abstraction has 3301 states and 3946 transitions. [2018-12-09 04:15:29,740 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 04:15:29,740 INFO L276 IsEmpty]: Start isEmpty. Operand 3301 states and 3946 transitions. [2018-12-09 04:15:29,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 04:15:29,743 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:29,744 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:29,744 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:29,744 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:29,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1415007745, now seen corresponding path program 1 times [2018-12-09 04:15:29,744 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:29,744 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:29,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:29,745 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:29,745 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:29,846 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 04:15:29,847 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 04:15:29,847 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 04:15:29,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:29,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 04:15:29,997 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 04:15:30,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 04:15:30,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-12-09 04:15:30,023 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-09 04:15:30,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-09 04:15:30,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-12-09 04:15:30,024 INFO L87 Difference]: Start difference. First operand 3301 states and 3946 transitions. Second operand 14 states. [2018-12-09 04:15:31,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:31,412 INFO L93 Difference]: Finished difference Result 9025 states and 11854 transitions. [2018-12-09 04:15:31,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-09 04:15:31,413 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 154 [2018-12-09 04:15:31,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:31,429 INFO L225 Difference]: With dead ends: 9025 [2018-12-09 04:15:31,430 INFO L226 Difference]: Without dead ends: 6098 [2018-12-09 04:15:31,438 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-12-09 04:15:31,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6098 states. [2018-12-09 04:15:31,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6098 to 4490. [2018-12-09 04:15:31,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4490 states. [2018-12-09 04:15:31,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4490 states to 4490 states and 5334 transitions. [2018-12-09 04:15:31,645 INFO L78 Accepts]: Start accepts. Automaton has 4490 states and 5334 transitions. Word has length 154 [2018-12-09 04:15:31,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:31,645 INFO L480 AbstractCegarLoop]: Abstraction has 4490 states and 5334 transitions. [2018-12-09 04:15:31,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-09 04:15:31,646 INFO L276 IsEmpty]: Start isEmpty. Operand 4490 states and 5334 transitions. [2018-12-09 04:15:31,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 04:15:31,648 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:31,648 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:31,648 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:31,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:31,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1342621187, now seen corresponding path program 1 times [2018-12-09 04:15:31,649 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:31,649 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:31,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:31,649 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:31,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:31,712 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 04:15:31,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 04:15:31,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 04:15:31,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 04:15:31,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 04:15:31,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-09 04:15:31,713 INFO L87 Difference]: Start difference. First operand 4490 states and 5334 transitions. Second operand 9 states. [2018-12-09 04:15:31,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:31,854 INFO L93 Difference]: Finished difference Result 5724 states and 6783 transitions. [2018-12-09 04:15:31,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 04:15:31,855 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 154 [2018-12-09 04:15:31,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:31,861 INFO L225 Difference]: With dead ends: 5724 [2018-12-09 04:15:31,861 INFO L226 Difference]: Without dead ends: 1716 [2018-12-09 04:15:31,868 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-09 04:15:31,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2018-12-09 04:15:31,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1654. [2018-12-09 04:15:31,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1654 states. [2018-12-09 04:15:31,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1654 states and 1918 transitions. [2018-12-09 04:15:31,946 INFO L78 Accepts]: Start accepts. Automaton has 1654 states and 1918 transitions. Word has length 154 [2018-12-09 04:15:31,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:31,946 INFO L480 AbstractCegarLoop]: Abstraction has 1654 states and 1918 transitions. [2018-12-09 04:15:31,946 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 04:15:31,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 1918 transitions. [2018-12-09 04:15:31,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-09 04:15:31,949 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 04:15:31,949 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 04:15:31,950 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 04:15:31,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 04:15:31,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1287265758, now seen corresponding path program 1 times [2018-12-09 04:15:31,950 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 04:15:31,950 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 04:15:31,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:31,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 04:15:31,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 04:15:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 04:15:31,989 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-09 04:15:31,990 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 04:15:31,990 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 04:15:31,990 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 04:15:31,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 04:15:31,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 04:15:31,990 INFO L87 Difference]: Start difference. First operand 1654 states and 1918 transitions. Second operand 3 states. [2018-12-09 04:15:32,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 04:15:32,040 INFO L93 Difference]: Finished difference Result 2656 states and 3102 transitions. [2018-12-09 04:15:32,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 04:15:32,041 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2018-12-09 04:15:32,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 04:15:32,041 INFO L225 Difference]: With dead ends: 2656 [2018-12-09 04:15:32,041 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 04:15:32,044 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 04:15:32,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 04:15:32,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 04:15:32,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 04:15:32,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 04:15:32,045 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2018-12-09 04:15:32,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 04:15:32,045 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 04:15:32,045 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 04:15:32,045 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 04:15:32,045 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 04:15:32,048 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 04:15:32,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:32,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 04:15:34,189 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 53 [2018-12-09 04:15:34,368 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 39 [2018-12-09 04:15:34,922 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 36 [2018-12-09 04:15:35,122 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 504 510) the Hoare annotation is: true [2018-12-09 04:15:35,122 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 504 510) no Hoare annotation was computed. [2018-12-09 04:15:35,122 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 511 519) no Hoare annotation was computed. [2018-12-09 04:15:35,123 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 511 519) the Hoare annotation is: true [2018-12-09 04:15:35,123 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 511 519) no Hoare annotation was computed. [2018-12-09 04:15:35,123 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 422 444) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 04:15:35,123 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 422 444) no Hoare annotation was computed. [2018-12-09 04:15:35,123 INFO L444 ceAbstractionStarter]: At program point L434(line 434) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= main_~tmp~5 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 04:15:35,123 INFO L444 ceAbstractionStarter]: At program point L434-1(line 434) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= main_~tmp~5 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 04:15:35,123 INFO L448 ceAbstractionStarter]: For program point L432(lines 432 439) no Hoare annotation was computed. [2018-12-09 04:15:35,123 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 432 439) no Hoare annotation was computed. [2018-12-09 04:15:35,123 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-09 04:15:35,123 INFO L444 ceAbstractionStarter]: At program point L429(line 429) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 04:15:35,123 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 422 444) no Hoare annotation was computed. [2018-12-09 04:15:35,123 INFO L444 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 04:15:35,123 INFO L444 ceAbstractionStarter]: At program point L428-1(line 428) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 04:15:35,123 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 321 335) no Hoare annotation was computed. [2018-12-09 04:15:35,124 INFO L444 ceAbstractionStarter]: At program point L327(line 327) the Hoare annotation is: (and (or (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= 1 |old(~pumpRunning~0)|)) (or (= |old(~systemActive~0)| 0) (< ~waterLevel~0 2)))) (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~methAndRunningLastTime~0 0)))) [2018-12-09 04:15:35,124 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 321 335) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 0)) (.cse0 (= |old(~systemActive~0)| 0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< ~waterLevel~0 2)) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not .cse0) .cse1 (< ~waterLevel~0 1) .cse2 .cse3) (or (or .cse1 (not (= ~waterLevel~0 1)) .cse2) .cse4) (or (and (not .cse3) .cse4) (or (not (= 1 |old(~pumpRunning~0)|)) (or .cse0 .cse5))) (or .cse4 (or .cse1 .cse5 .cse2)))) [2018-12-09 04:15:35,124 INFO L448 ceAbstractionStarter]: For program point L325(lines 325 331) no Hoare annotation was computed. [2018-12-09 04:15:35,124 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 321 335) no Hoare annotation was computed. [2018-12-09 04:15:35,124 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 238 246) no Hoare annotation was computed. [2018-12-09 04:15:35,124 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 238 246) the Hoare annotation is: true [2018-12-09 04:15:35,124 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 238 246) no Hoare annotation was computed. [2018-12-09 04:15:35,124 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 302 320) the Hoare annotation is: true [2018-12-09 04:15:35,124 INFO L448 ceAbstractionStarter]: For program point L311(lines 311 315) no Hoare annotation was computed. [2018-12-09 04:15:35,124 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 302 320) no Hoare annotation was computed. [2018-12-09 04:15:35,124 INFO L451 ceAbstractionStarter]: At program point L309(line 309) the Hoare annotation is: true [2018-12-09 04:15:35,124 INFO L448 ceAbstractionStarter]: For program point L311-2(lines 311 315) no Hoare annotation was computed. [2018-12-09 04:15:35,124 INFO L448 ceAbstractionStarter]: For program point L309-1(line 309) no Hoare annotation was computed. [2018-12-09 04:15:35,124 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 302 320) no Hoare annotation was computed. [2018-12-09 04:15:35,124 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 497 503) no Hoare annotation was computed. [2018-12-09 04:15:35,124 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 497 503) the Hoare annotation is: true [2018-12-09 04:15:35,124 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 408 418) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 04:15:35,124 INFO L444 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 04:15:35,124 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 408 418) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 408 418) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 219 226) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (or (< ~waterLevel~0 1) .cse0 (not (= ~systemActive~0 1))) .cse1) (or .cse1 (or .cse0 (or (= ~systemActive~0 0) (< ~waterLevel~0 2)))))) [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 219 226) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 219 226) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point L605(lines 605 611) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 601 614) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 601 614) the Hoare annotation is: true [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 601 614) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L444 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point L192-1(line 192) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point L190(lines 190 207) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 186 210) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 186 210) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse2) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse2 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2018-12-09 04:15:35,125 INFO L444 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point L205-1(lines 186 210) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L444 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2018-12-09 04:15:35,125 INFO L444 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (and (= processEnvironment_~tmp~2 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 202) no Hoare annotation was computed. [2018-12-09 04:15:35,125 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2018-12-09 04:15:35,126 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2018-12-09 04:15:35,126 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 66 72) no Hoare annotation was computed. [2018-12-09 04:15:35,126 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 46 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 04:15:35,126 INFO L448 ceAbstractionStarter]: For program point L58(lines 58 62) no Hoare annotation was computed. [2018-12-09 04:15:35,126 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 46 113) no Hoare annotation was computed. [2018-12-09 04:15:35,126 INFO L444 ceAbstractionStarter]: At program point L106(lines 55 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 04:15:35,126 INFO L444 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (not (= ~systemActive~0 0)) (= ~pumpRunning~0 1) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse2 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1 .cse3) (and .cse2 .cse0 .cse1 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 04:15:35,126 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 100) no Hoare annotation was computed. [2018-12-09 04:15:35,126 INFO L444 ceAbstractionStarter]: At program point L94-1(lines 86 101) the Hoare annotation is: (let ((.cse5 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (= ~systemActive~0 1)) (.cse6 (= ~systemActive~0 0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse0 .cse1 .cse3) (and .cse6 .cse0 .cse5 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse1 (= ~pumpRunning~0 1) .cse2 .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 (= 0 ~methaneLevelCritical~0) .cse0 (<= 1 ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 04:15:35,126 INFO L448 ceAbstractionStarter]: For program point L57(lines 56 105) no Hoare annotation was computed. [2018-12-09 04:15:35,126 INFO L444 ceAbstractionStarter]: At program point L88(line 88) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 04:15:35,126 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 101) no Hoare annotation was computed. [2018-12-09 04:15:35,126 INFO L444 ceAbstractionStarter]: At program point L78(line 78) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse0 .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse2 .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 04:15:35,126 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 82) no Hoare annotation was computed. [2018-12-09 04:15:35,126 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2018-12-09 04:15:35,126 INFO L444 ceAbstractionStarter]: At program point L103(lines 56 105) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse0 .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 04:15:35,127 INFO L444 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse0 .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 04:15:35,127 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 46 113) no Hoare annotation was computed. [2018-12-09 04:15:35,127 INFO L448 ceAbstractionStarter]: For program point L66(lines 66 72) no Hoare annotation was computed. [2018-12-09 04:15:35,127 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 615 623) no Hoare annotation was computed. [2018-12-09 04:15:35,127 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 615 623) the Hoare annotation is: true [2018-12-09 04:15:35,127 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 615 623) no Hoare annotation was computed. [2018-12-09 04:15:35,127 INFO L444 ceAbstractionStarter]: At program point L471(line 471) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (< ~waterLevel~0 1)) (.cse3 (< ~waterLevel~0 2)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse1 (not (= ~systemActive~0 0)) .cse0) (or .cse3 .cse4 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse3 .cse4 (or .cse2 (not (= ~methaneLevelCritical~0 0)))))) [2018-12-09 04:15:35,127 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 475) no Hoare annotation was computed. [2018-12-09 04:15:35,127 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-12-09 04:15:35,127 INFO L444 ceAbstractionStarter]: At program point L466(line 466) the Hoare annotation is: (let ((.cse3 (< ~waterLevel~0 1)) (.cse8 (< ~waterLevel~0 2)) (.cse9 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~systemActive~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (= 0 ~methAndRunningLastTime~0))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse1 .cse4 .cse5 .cse6) (or .cse7 .cse3 (or .cse0 .cse2)) (or .cse4 .cse8 .cse9 .cse1 .cse6) (or .cse8 .cse9 (or .cse1 .cse2)) (or .cse7 (or .cse0 .cse5 .cse6) .cse4))) [2018-12-09 04:15:35,127 INFO L448 ceAbstractionStarter]: For program point L466-1(line 466) no Hoare annotation was computed. [2018-12-09 04:15:35,127 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 456 484) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse4) (or (not (= ~systemActive~0 0)) (or .cse0 .cse3 .cse4) .cse2))) [2018-12-09 04:15:35,127 INFO L448 ceAbstractionStarter]: For program point L464(lines 464 481) no Hoare annotation was computed. [2018-12-09 04:15:35,127 INFO L448 ceAbstractionStarter]: For program point L464-1(lines 456 484) no Hoare annotation was computed. [2018-12-09 04:15:35,127 INFO L444 ceAbstractionStarter]: At program point L462(line 462) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse4) (or (not (= ~systemActive~0 0)) (or .cse0 .cse3 .cse4) .cse2))) [2018-12-09 04:15:35,127 INFO L448 ceAbstractionStarter]: For program point L462-1(line 462) no Hoare annotation was computed. [2018-12-09 04:15:35,127 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 456 484) no Hoare annotation was computed. [2018-12-09 04:15:35,127 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 448 455) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0)) [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 448 455) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 448 455) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 211 218) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 211 218) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 211 218) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point L290-1(line 290) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 283 301) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 283 301) the Hoare annotation is: true [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 283 301) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 296) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L451 ceAbstractionStarter]: At program point L290(line 290) the Hoare annotation is: true [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point L292-2(lines 292 296) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 548 559) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (< ~waterLevel~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 (not (= ~systemActive~0 0)) .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse0 .cse3 .cse4) (or .cse0 (or (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse5 .cse3 .cse4)))) [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 548 559) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 548 559) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 560 568) the Hoare annotation is: true [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 560 568) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 560 568) no Hoare annotation was computed. [2018-12-09 04:15:35,128 INFO L451 ceAbstractionStarter]: At program point L352(line 352) the Hoare annotation is: true [2018-12-09 04:15:35,129 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 346 375) no Hoare annotation was computed. [2018-12-09 04:15:35,129 INFO L448 ceAbstractionStarter]: For program point L352-1(line 352) no Hoare annotation was computed. [2018-12-09 04:15:35,129 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 346 375) the Hoare annotation is: true [2018-12-09 04:15:35,129 INFO L451 ceAbstractionStarter]: At program point L371(lines 346 375) the Hoare annotation is: true [2018-12-09 04:15:35,129 INFO L448 ceAbstractionStarter]: For program point L367(line 367) no Hoare annotation was computed. [2018-12-09 04:15:35,129 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 364) no Hoare annotation was computed. [2018-12-09 04:15:35,129 INFO L451 ceAbstractionStarter]: At program point L360-1(lines 360 364) the Hoare annotation is: true [2018-12-09 04:15:35,129 INFO L448 ceAbstractionStarter]: For program point L357(line 357) no Hoare annotation was computed. [2018-12-09 04:15:35,129 INFO L451 ceAbstractionStarter]: At program point L356-2(lines 356 370) the Hoare annotation is: true [2018-12-09 04:15:35,129 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 128 151) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (and .cse8 (= 0 ~methAndRunningLastTime~0) .cse9)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (< |old(~waterLevel~0)| 1)) (.cse1 (not (= ~systemActive~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= ~systemActive~0 1))) (.cse6 (and .cse8 .cse9))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2 .cse5 .cse4) (or .cse1 .cse6 (or .cse0 .cse3 (not (= ~methaneLevelCritical~0 0)))) (or .cse6 .cse1 (or .cse0 .cse7)) (or (or .cse7 (not (= 1 |old(~pumpRunning~0)|)) .cse5) .cse6)))) [2018-12-09 04:15:35,129 INFO L444 ceAbstractionStarter]: At program point L141(line 141) the Hoare annotation is: (let ((.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (not (= ~systemActive~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< |old(~waterLevel~0)| 1)) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (or .cse0 .cse4)) (or .cse0 .cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) .cse5) .cse6 .cse3) (or .cse1 (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0)))) (or (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse5) (or .cse4 (not (= 1 |old(~pumpRunning~0)|)) .cse6)))) [2018-12-09 04:15:35,129 INFO L444 ceAbstractionStarter]: At program point L139(lines 139 145) the Hoare annotation is: (let ((.cse9 (= 0 ~methAndRunningLastTime~0)) (.cse8 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse10 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= ~systemActive~0 1))) (.cse7 (and .cse8 .cse10)) (.cse0 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~systemActive~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (and .cse8 .cse9 .cse10))) (and (or (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1)) (or (or .cse2 .cse1 .cse3 .cse4) .cse5) (or .cse6 .cse7 (or .cse2 (< |old(~waterLevel~0)| 1) (not (= ~methaneLevelCritical~0 0)))) (or (and (= ~pumpRunning~0 1) .cse8 .cse9) .cse2 .cse7 (<= |old(~waterLevel~0)| 1) .cse1 .cse4) (or .cse6 .cse7 (or .cse2 .cse0)) (or .cse6 (or .cse2 .cse3 .cse4) .cse5)))) [2018-12-09 04:15:35,129 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 128 151) no Hoare annotation was computed. [2018-12-09 04:15:35,129 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 128 151) no Hoare annotation was computed. [2018-12-09 04:15:35,129 INFO L444 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (let ((.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (not (= ~systemActive~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< |old(~waterLevel~0)| 1)) (.cse5 (< |old(~waterLevel~0)| 2)) (.cse4 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse3) (or .cse1 (or .cse0 .cse5)) (or .cse1 (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0)))) (or (or .cse5 (not (= 1 |old(~pumpRunning~0)|)) .cse4) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-12-09 04:15:35,129 INFO L448 ceAbstractionStarter]: For program point L132(lines 131 150) no Hoare annotation was computed. [2018-12-09 04:15:35,129 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 524 535) no Hoare annotation was computed. [2018-12-09 04:15:35,130 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 524 535) the Hoare annotation is: (or (= ~waterLevel~0 |old(~waterLevel~0)|) (or (not (= ~systemActive~0 1)) (< |old(~waterLevel~0)| 2) (not (= 1 ~pumpRunning~0)))) [2018-12-09 04:15:35,130 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 524 535) no Hoare annotation was computed. [2018-12-09 04:15:35,130 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 400 406) no Hoare annotation was computed. [2018-12-09 04:15:35,130 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 400 406) the Hoare annotation is: true [2018-12-09 04:15:35,130 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 04:15:35,130 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-12-09 04:15:35,130 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 04:15:35,130 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 04:15:35,130 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 160 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2018-12-09 04:15:35,130 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 160 184) no Hoare annotation was computed. [2018-12-09 04:15:35,130 INFO L444 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2018-12-09 04:15:35,130 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2018-12-09 04:15:35,130 INFO L444 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2018-12-09 04:15:35,130 INFO L444 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or (or .cse0 (< ~waterLevel~0 2) .cse1 .cse2) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) [2018-12-09 04:15:35,130 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 176) no Hoare annotation was computed. [2018-12-09 04:15:35,130 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2018-12-09 04:15:35,130 INFO L448 ceAbstractionStarter]: For program point L166-1(line 166) no Hoare annotation was computed. [2018-12-09 04:15:35,130 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 181) no Hoare annotation was computed. [2018-12-09 04:15:35,130 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 336 343) no Hoare annotation was computed. [2018-12-09 04:15:35,130 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 336 343) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 0)) (= ~systemActive~0 0) (< ~waterLevel~0 1) (not (= ~methAndRunningLastTime~0 0))) [2018-12-09 04:15:35,131 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 336 343) no Hoare annotation was computed. [2018-12-09 04:15:35,131 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 536 547) no Hoare annotation was computed. [2018-12-09 04:15:35,131 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 536 547) no Hoare annotation was computed. [2018-12-09 04:15:35,131 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 536 547) the Hoare annotation is: (let ((.cse1 (< |old(~waterLevel~0)| 2)) (.cse0 (not (= ~systemActive~0 0))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 (not (= 1 ~pumpRunning~0)) .cse3) (or .cse0 (or .cse4 (not (= |old(~waterLevel~0)| 1)) .cse2) .cse3) (or (< |old(~waterLevel~0)| 1) (or .cse4 .cse5) .cse2 .cse3))) [2018-12-09 04:15:35,131 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 991 998) no Hoare annotation was computed. [2018-12-09 04:15:35,131 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 991 998) the Hoare annotation is: true [2018-12-09 04:15:35,131 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 995) no Hoare annotation was computed. [2018-12-09 04:15:35,131 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 991 998) no Hoare annotation was computed. [2018-12-09 04:15:35,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 04:15:35 BoogieIcfgContainer [2018-12-09 04:15:35,138 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 04:15:35,139 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 04:15:35,139 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 04:15:35,139 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 04:15:35,139 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:15:25" (3/4) ... [2018-12-09 04:15:35,141 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-09 04:15:35,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 04:15:35,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 04:15:35,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 04:15:35,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 04:15:35,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 04:15:35,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 04:15:35,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 04:15:35,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-09 04:15:35,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 04:15:35,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 04:15:35,152 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-12-09 04:15:35,152 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 04:15:35,152 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 04:15:35,152 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 04:15:35,153 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 04:15:35,153 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 04:15:35,171 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((0 == pumpRunning && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || ((((systemActive == 0 && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || (((2 <= waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 04:15:35,172 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 04:15:35,203 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_67f098e5-a8d6-4c5b-917b-b5212c7d7830/bin-2019/uautomizer/witness.graphml [2018-12-09 04:15:35,203 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 04:15:35,203 INFO L168 Benchmark]: Toolchain (without parser) took 9938.76 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 539.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -164.4 MB). Peak memory consumption was 374.5 MB. Max. memory is 11.5 GB. [2018-12-09 04:15:35,204 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:15:35,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 333.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -140.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-09 04:15:35,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.48 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:15:35,204 INFO L168 Benchmark]: Boogie Preprocessor took 23.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 04:15:35,204 INFO L168 Benchmark]: RCFGBuilder took 312.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. [2018-12-09 04:15:35,204 INFO L168 Benchmark]: TraceAbstraction took 9177.14 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 434.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -90.5 MB). Peak memory consumption was 565.5 MB. Max. memory is 11.5 GB. [2018-12-09 04:15:35,204 INFO L168 Benchmark]: Witness Printer took 64.05 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-12-09 04:15:35,205 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 333.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -140.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.48 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 312.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9177.14 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 434.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -90.5 MB). Peak memory consumption was 565.5 MB. Max. memory is 11.5 GB. * Witness Printer took 64.05 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 995]: 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: 55]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((((((((((0 == pumpRunning && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || ((((systemActive == 0 && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || (((2 <= waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 156 locations, 1 error locations. SAFE Result, 9.1s OverallTime, 14 OverallIterations, 2 TraceHistogramMax, 3.7s AutomataDifference, 0.0s DeadEndRemovalTime, 3.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2772 SDtfs, 2174 SDslu, 6088 SDs, 0 SdLazy, 3846 SolverSat, 899 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 612 GetRequests, 520 SyntacticMatches, 2 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4490occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 14 MinimizatonAttempts, 2334 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 7122 PreInvPairs, 7271 NumberOfFragments, 2268 HoareAnnotationTreeSize, 7122 FomulaSimplifications, 19396 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 65 FomulaSimplificationsInter, 20790 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1895 NumberOfCodeBlocks, 1895 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1878 ConstructedInterpolants, 0 QuantifiedInterpolants, 345845 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2732 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 17 InterpolantComputations, 14 PerfectInterpolantSequences, 367/391 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...