./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product40_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_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product40_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/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 9c111f83061d8c18367444893b685a787d8ca976 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 02:20:33,440 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:20:33,440 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:20:33,446 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:20:33,447 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:20:33,447 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:20:33,448 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:20:33,449 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:20:33,450 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:20:33,450 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:20:33,450 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:20:33,450 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:20:33,451 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:20:33,451 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:20:33,452 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:20:33,452 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:20:33,453 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:20:33,454 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:20:33,455 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:20:33,455 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:20:33,456 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:20:33,456 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:20:33,458 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:20:33,458 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:20:33,458 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:20:33,458 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:20:33,459 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:20:33,459 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:20:33,460 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:20:33,460 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:20:33,460 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:20:33,461 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:20:33,461 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:20:33,461 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:20:33,461 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:20:33,462 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:20:33,462 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 02:20:33,469 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:20:33,469 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:20:33,470 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:20:33,470 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 02:20:33,470 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:20:33,470 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 02:20:33,471 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:20:33,471 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:20:33,472 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:20:33,472 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 02:20:33,472 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:20:33,472 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 02:20:33,472 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 02:20:33,472 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:20:33,472 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:20:33,472 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:20:33,472 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 02:20:33,472 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:20:33,472 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 02:20:33,472 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_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/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 -> 9c111f83061d8c18367444893b685a787d8ca976 [2018-12-02 02:20:33,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:20:33,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:20:33,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:20:33,502 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:20:33,502 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:20:33,503 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product40_true-unreach-call_false-termination.cil.c [2018-12-02 02:20:33,535 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/bin-2019/uautomizer/data/c649b83b5/7c2afb42ee4347f5a575349d310be80b/FLAG0742e8ac8 [2018-12-02 02:20:33,907 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:20:33,908 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/sv-benchmarks/c/product-lines/minepump_spec2_product40_true-unreach-call_false-termination.cil.c [2018-12-02 02:20:33,914 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/bin-2019/uautomizer/data/c649b83b5/7c2afb42ee4347f5a575349d310be80b/FLAG0742e8ac8 [2018-12-02 02:20:34,270 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/bin-2019/uautomizer/data/c649b83b5/7c2afb42ee4347f5a575349d310be80b [2018-12-02 02:20:34,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:20:34,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:20:34,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:20:34,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:20:34,275 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:20:34,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:20:34" (1/1) ... [2018-12-02 02:20:34,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6952e9a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34, skipping insertion in model container [2018-12-02 02:20:34,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:20:34" (1/1) ... [2018-12-02 02:20:34,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:20:34,301 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:20:34,447 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:20:34,454 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:20:34,538 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:20:34,553 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:20:34,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34 WrapperNode [2018-12-02 02:20:34,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:20:34,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:20:34,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:20:34,554 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:20:34,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34" (1/1) ... [2018-12-02 02:20:34,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34" (1/1) ... [2018-12-02 02:20:34,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:20:34,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:20:34,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:20:34,580 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:20:34,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34" (1/1) ... [2018-12-02 02:20:34,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34" (1/1) ... [2018-12-02 02:20:34,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34" (1/1) ... [2018-12-02 02:20:34,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34" (1/1) ... [2018-12-02 02:20:34,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34" (1/1) ... [2018-12-02 02:20:34,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34" (1/1) ... [2018-12-02 02:20:34,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34" (1/1) ... [2018-12-02 02:20:34,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:20:34,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:20:34,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:20:34,610 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:20:34,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/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 [2018-12-02 02:20:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 02:20:34,646 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 02:20:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 02:20:34,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 02:20:34,646 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-02 02:20:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-02 02:20:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:20:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 02:20:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 02:20:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 02:20:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 02:20:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 02:20:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 02:20:34,647 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 02:20:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 02:20:34,648 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 02:20:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 02:20:34,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-12-02 02:20:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-12-02 02:20:34,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-12-02 02:20:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-12-02 02:20:34,648 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 02:20:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 02:20:34,649 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 02:20:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 02:20:34,649 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 02:20:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 02:20:34,649 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 02:20:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 02:20:34,649 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 02:20:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 02:20:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 02:20:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 02:20:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 02:20:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 02:20:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-02 02:20:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-02 02:20:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 02:20:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 02:20:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 02:20:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 02:20:34,650 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 02:20:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 02:20:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 02:20:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 02:20:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 02:20:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 02:20:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 02:20:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 02:20:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 02:20:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 02:20:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 02:20:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 02:20:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 02:20:34,651 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 02:20:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 02:20:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 02:20:34,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 02:20:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:20:34,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:20:34,974 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:20:34,975 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 02:20:34,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:20:34 BoogieIcfgContainer [2018-12-02 02:20:34,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:20:34,976 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 02:20:34,976 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 02:20:34,979 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 02:20:34,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:20:34" (1/3) ... [2018-12-02 02:20:34,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ed772d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:20:34, skipping insertion in model container [2018-12-02 02:20:34,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:20:34" (2/3) ... [2018-12-02 02:20:34,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ed772d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:20:34, skipping insertion in model container [2018-12-02 02:20:34,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:20:34" (3/3) ... [2018-12-02 02:20:34,981 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product40_true-unreach-call_false-termination.cil.c [2018-12-02 02:20:34,988 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 02:20:34,993 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 02:20:35,002 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 02:20:35,019 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 02:20:35,020 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 02:20:35,020 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 02:20:35,020 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 02:20:35,020 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 02:20:35,020 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 02:20:35,020 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 02:20:35,020 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 02:20:35,020 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 02:20:35,032 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2018-12-02 02:20:35,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 02:20:35,037 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:35,037 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] [2018-12-02 02:20:35,039 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:35,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:35,042 INFO L82 PathProgramCache]: Analyzing trace with hash 2091806382, now seen corresponding path program 1 times [2018-12-02 02:20:35,043 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:35,044 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:35,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:35,072 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:35,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:20:35,181 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:20:35,182 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 02:20:35,184 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 02:20:35,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 02:20:35,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 02:20:35,193 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 2 states. [2018-12-02 02:20:35,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:35,216 INFO L93 Difference]: Finished difference Result 272 states and 339 transitions. [2018-12-02 02:20:35,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 02:20:35,217 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-12-02 02:20:35,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:35,224 INFO L225 Difference]: With dead ends: 272 [2018-12-02 02:20:35,224 INFO L226 Difference]: Without dead ends: 138 [2018-12-02 02:20:35,226 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 [2018-12-02 02:20:35,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-12-02 02:20:35,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2018-12-02 02:20:35,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-12-02 02:20:35,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 163 transitions. [2018-12-02 02:20:35,257 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 163 transitions. Word has length 51 [2018-12-02 02:20:35,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:35,257 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 163 transitions. [2018-12-02 02:20:35,257 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 02:20:35,257 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2018-12-02 02:20:35,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 02:20:35,259 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:35,259 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] [2018-12-02 02:20:35,259 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:35,259 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:35,259 INFO L82 PathProgramCache]: Analyzing trace with hash -692733716, now seen corresponding path program 1 times [2018-12-02 02:20:35,259 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:35,259 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:35,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:35,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:35,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:35,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:20:35,309 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:20:35,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 02:20:35,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 02:20:35,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 02:20:35,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 02:20:35,310 INFO L87 Difference]: Start difference. First operand 138 states and 163 transitions. Second operand 3 states. [2018-12-02 02:20:35,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:35,323 INFO L93 Difference]: Finished difference Result 211 states and 249 transitions. [2018-12-02 02:20:35,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 02:20:35,323 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-02 02:20:35,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:35,324 INFO L225 Difference]: With dead ends: 211 [2018-12-02 02:20:35,324 INFO L226 Difference]: Without dead ends: 129 [2018-12-02 02:20:35,325 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 [2018-12-02 02:20:35,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-12-02 02:20:35,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2018-12-02 02:20:35,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-12-02 02:20:35,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 151 transitions. [2018-12-02 02:20:35,333 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 151 transitions. Word has length 52 [2018-12-02 02:20:35,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:35,333 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 151 transitions. [2018-12-02 02:20:35,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 02:20:35,333 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 151 transitions. [2018-12-02 02:20:35,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 02:20:35,334 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:35,334 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] [2018-12-02 02:20:35,334 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:35,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:35,334 INFO L82 PathProgramCache]: Analyzing trace with hash -925146630, now seen corresponding path program 1 times [2018-12-02 02:20:35,334 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:35,334 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:35,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:35,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:35,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:35,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:20:35,406 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:20:35,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 02:20:35,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 02:20:35,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 02:20:35,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 02:20:35,407 INFO L87 Difference]: Start difference. First operand 129 states and 151 transitions. Second operand 7 states. [2018-12-02 02:20:35,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:35,671 INFO L93 Difference]: Finished difference Result 382 states and 467 transitions. [2018-12-02 02:20:35,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 02:20:35,672 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-12-02 02:20:35,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:35,674 INFO L225 Difference]: With dead ends: 382 [2018-12-02 02:20:35,674 INFO L226 Difference]: Without dead ends: 281 [2018-12-02 02:20:35,675 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 [2018-12-02 02:20:35,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2018-12-02 02:20:35,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 269. [2018-12-02 02:20:35,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-12-02 02:20:35,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 328 transitions. [2018-12-02 02:20:35,701 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 328 transitions. Word has length 57 [2018-12-02 02:20:35,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:35,702 INFO L480 AbstractCegarLoop]: Abstraction has 269 states and 328 transitions. [2018-12-02 02:20:35,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 02:20:35,702 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 328 transitions. [2018-12-02 02:20:35,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 02:20:35,704 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:35,704 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] [2018-12-02 02:20:35,704 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:35,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:35,705 INFO L82 PathProgramCache]: Analyzing trace with hash 844118170, now seen corresponding path program 1 times [2018-12-02 02:20:35,705 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:35,705 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:35,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:35,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:35,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:35,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:20:35,785 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:20:35,785 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 02:20:35,786 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 02:20:35,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 02:20:35,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 02:20:35,786 INFO L87 Difference]: Start difference. First operand 269 states and 328 transitions. Second operand 6 states. [2018-12-02 02:20:35,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:35,918 INFO L93 Difference]: Finished difference Result 733 states and 918 transitions. [2018-12-02 02:20:35,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 02:20:35,919 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-12-02 02:20:35,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:35,922 INFO L225 Difference]: With dead ends: 733 [2018-12-02 02:20:35,922 INFO L226 Difference]: Without dead ends: 492 [2018-12-02 02:20:35,924 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 [2018-12-02 02:20:35,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2018-12-02 02:20:35,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 486. [2018-12-02 02:20:35,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 486 states. [2018-12-02 02:20:35,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 596 transitions. [2018-12-02 02:20:35,955 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 596 transitions. Word has length 62 [2018-12-02 02:20:35,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:35,955 INFO L480 AbstractCegarLoop]: Abstraction has 486 states and 596 transitions. [2018-12-02 02:20:35,956 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 02:20:35,956 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 596 transitions. [2018-12-02 02:20:35,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 02:20:35,958 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:35,958 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] [2018-12-02 02:20:35,958 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:35,958 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:35,958 INFO L82 PathProgramCache]: Analyzing trace with hash -1970608458, now seen corresponding path program 1 times [2018-12-02 02:20:35,958 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:35,959 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:35,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:35,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:35,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:36,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:20:36,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:20:36,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 02:20:36,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 02:20:36,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 02:20:36,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 02:20:36,021 INFO L87 Difference]: Start difference. First operand 486 states and 596 transitions. Second operand 7 states. [2018-12-02 02:20:36,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:36,391 INFO L93 Difference]: Finished difference Result 1271 states and 1678 transitions. [2018-12-02 02:20:36,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 02:20:36,391 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-12-02 02:20:36,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:36,395 INFO L225 Difference]: With dead ends: 1271 [2018-12-02 02:20:36,395 INFO L226 Difference]: Without dead ends: 813 [2018-12-02 02:20:36,397 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 [2018-12-02 02:20:36,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2018-12-02 02:20:36,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 715. [2018-12-02 02:20:36,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 715 states. [2018-12-02 02:20:36,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 871 transitions. [2018-12-02 02:20:36,438 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 871 transitions. Word has length 66 [2018-12-02 02:20:36,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:36,439 INFO L480 AbstractCegarLoop]: Abstraction has 715 states and 871 transitions. [2018-12-02 02:20:36,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 02:20:36,439 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 871 transitions. [2018-12-02 02:20:36,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 02:20:36,440 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:36,440 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] [2018-12-02 02:20:36,441 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:36,441 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:36,441 INFO L82 PathProgramCache]: Analyzing trace with hash 271257836, now seen corresponding path program 1 times [2018-12-02 02:20:36,441 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:36,441 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:36,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:36,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:36,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:36,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:20:36,494 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:20:36,494 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 02:20:36,494 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 02:20:36,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 02:20:36,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 02:20:36,495 INFO L87 Difference]: Start difference. First operand 715 states and 871 transitions. Second operand 6 states. [2018-12-02 02:20:36,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:36,535 INFO L93 Difference]: Finished difference Result 1422 states and 1764 transitions. [2018-12-02 02:20:36,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 02:20:36,536 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-12-02 02:20:36,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:36,538 INFO L225 Difference]: With dead ends: 1422 [2018-12-02 02:20:36,538 INFO L226 Difference]: Without dead ends: 735 [2018-12-02 02:20:36,540 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 [2018-12-02 02:20:36,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2018-12-02 02:20:36,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 735. [2018-12-02 02:20:36,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 735 states. [2018-12-02 02:20:36,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 891 transitions. [2018-12-02 02:20:36,565 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 891 transitions. Word has length 89 [2018-12-02 02:20:36,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:36,565 INFO L480 AbstractCegarLoop]: Abstraction has 735 states and 891 transitions. [2018-12-02 02:20:36,565 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 02:20:36,566 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 891 transitions. [2018-12-02 02:20:36,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 02:20:36,567 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:36,567 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] [2018-12-02 02:20:36,568 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:36,568 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:36,568 INFO L82 PathProgramCache]: Analyzing trace with hash 972857710, now seen corresponding path program 1 times [2018-12-02 02:20:36,568 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:36,568 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:36,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:36,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:36,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:36,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:20:36,633 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:20:36,633 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 02:20:36,633 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 02:20:36,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 02:20:36,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 02:20:36,634 INFO L87 Difference]: Start difference. First operand 735 states and 891 transitions. Second operand 8 states. [2018-12-02 02:20:36,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:36,675 INFO L93 Difference]: Finished difference Result 1470 states and 1842 transitions. [2018-12-02 02:20:36,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 02:20:36,675 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2018-12-02 02:20:36,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:36,678 INFO L225 Difference]: With dead ends: 1470 [2018-12-02 02:20:36,678 INFO L226 Difference]: Without dead ends: 763 [2018-12-02 02:20:36,679 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 [2018-12-02 02:20:36,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 763 states. [2018-12-02 02:20:36,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 763 to 751. [2018-12-02 02:20:36,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 751 states. [2018-12-02 02:20:36,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 907 transitions. [2018-12-02 02:20:36,701 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 907 transitions. Word has length 89 [2018-12-02 02:20:36,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:36,702 INFO L480 AbstractCegarLoop]: Abstraction has 751 states and 907 transitions. [2018-12-02 02:20:36,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 02:20:36,702 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 907 transitions. [2018-12-02 02:20:36,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 02:20:36,703 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:36,703 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] [2018-12-02 02:20:36,703 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:36,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:36,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1596628689, now seen corresponding path program 1 times [2018-12-02 02:20:36,703 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:36,703 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:36,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:36,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:36,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:36,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:20:36,751 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:20:36,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 02:20:36,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 02:20:36,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 02:20:36,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 02:20:36,751 INFO L87 Difference]: Start difference. First operand 751 states and 907 transitions. Second operand 4 states. [2018-12-02 02:20:36,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:36,933 INFO L93 Difference]: Finished difference Result 2441 states and 3094 transitions. [2018-12-02 02:20:36,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 02:20:36,933 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2018-12-02 02:20:36,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:36,940 INFO L225 Difference]: With dead ends: 2441 [2018-12-02 02:20:36,940 INFO L226 Difference]: Without dead ends: 1718 [2018-12-02 02:20:36,942 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 [2018-12-02 02:20:36,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2018-12-02 02:20:37,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1687. [2018-12-02 02:20:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1687 states. [2018-12-02 02:20:37,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1687 states and 2087 transitions. [2018-12-02 02:20:37,031 INFO L78 Accepts]: Start accepts. Automaton has 1687 states and 2087 transitions. Word has length 89 [2018-12-02 02:20:37,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:37,031 INFO L480 AbstractCegarLoop]: Abstraction has 1687 states and 2087 transitions. [2018-12-02 02:20:37,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 02:20:37,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2087 transitions. [2018-12-02 02:20:37,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 02:20:37,034 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:37,034 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] [2018-12-02 02:20:37,034 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:37,034 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:37,034 INFO L82 PathProgramCache]: Analyzing trace with hash -1746816523, now seen corresponding path program 1 times [2018-12-02 02:20:37,034 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:37,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:37,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:37,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:37,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:37,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:20:37,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:20:37,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 02:20:37,076 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 02:20:37,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 02:20:37,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 02:20:37,076 INFO L87 Difference]: Start difference. First operand 1687 states and 2087 transitions. Second operand 3 states. [2018-12-02 02:20:37,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:37,153 INFO L93 Difference]: Finished difference Result 2662 states and 3401 transitions. [2018-12-02 02:20:37,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 02:20:37,153 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-12-02 02:20:37,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:37,161 INFO L225 Difference]: With dead ends: 2662 [2018-12-02 02:20:37,161 INFO L226 Difference]: Without dead ends: 2659 [2018-12-02 02:20:37,162 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 [2018-12-02 02:20:37,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2659 states. [2018-12-02 02:20:37,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2659 to 2499. [2018-12-02 02:20:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2499 states. [2018-12-02 02:20:37,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 2499 states and 3205 transitions. [2018-12-02 02:20:37,266 INFO L78 Accepts]: Start accepts. Automaton has 2499 states and 3205 transitions. Word has length 93 [2018-12-02 02:20:37,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:37,266 INFO L480 AbstractCegarLoop]: Abstraction has 2499 states and 3205 transitions. [2018-12-02 02:20:37,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 02:20:37,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states and 3205 transitions. [2018-12-02 02:20:37,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 02:20:37,272 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:37,272 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 02:20:37,273 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:37,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:37,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1692239768, now seen corresponding path program 1 times [2018-12-02 02:20:37,273 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:37,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:37,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:37,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:37,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 02:20:37,406 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:20:37,406 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/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 [2018-12-02 02:20:37,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:37,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:37,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:20:37,635 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 02:20:37,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 02:20:37,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-02 02:20:37,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-02 02:20:37,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-02 02:20:37,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-02 02:20:37,662 INFO L87 Difference]: Start difference. First operand 2499 states and 3205 transitions. Second operand 19 states. [2018-12-02 02:20:38,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:38,341 INFO L93 Difference]: Finished difference Result 4778 states and 6212 transitions. [2018-12-02 02:20:38,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 02:20:38,342 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 152 [2018-12-02 02:20:38,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:38,351 INFO L225 Difference]: With dead ends: 4778 [2018-12-02 02:20:38,351 INFO L226 Difference]: Without dead ends: 2307 [2018-12-02 02:20:38,357 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 149 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-02 02:20:38,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2018-12-02 02:20:38,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 1977. [2018-12-02 02:20:38,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1977 states. [2018-12-02 02:20:38,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1977 states and 2430 transitions. [2018-12-02 02:20:38,433 INFO L78 Accepts]: Start accepts. Automaton has 1977 states and 2430 transitions. Word has length 152 [2018-12-02 02:20:38,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:38,434 INFO L480 AbstractCegarLoop]: Abstraction has 1977 states and 2430 transitions. [2018-12-02 02:20:38,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-02 02:20:38,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2430 transitions. [2018-12-02 02:20:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 02:20:38,437 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:38,438 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] [2018-12-02 02:20:38,438 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:38,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:38,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1542349515, now seen corresponding path program 1 times [2018-12-02 02:20:38,438 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:38,438 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:38,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:38,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:38,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:38,496 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 26 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 02:20:38,496 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:20:38,496 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/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 [2018-12-02 02:20:38,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:38,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:20:38,614 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:20:38,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 02:20:38,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-12-02 02:20:38,632 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 02:20:38,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 02:20:38,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-02 02:20:38,632 INFO L87 Difference]: Start difference. First operand 1977 states and 2430 transitions. Second operand 6 states. [2018-12-02 02:20:39,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:39,173 INFO L93 Difference]: Finished difference Result 4337 states and 5630 transitions. [2018-12-02 02:20:39,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 02:20:39,173 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 160 [2018-12-02 02:20:39,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:39,181 INFO L225 Difference]: With dead ends: 4337 [2018-12-02 02:20:39,181 INFO L226 Difference]: Without dead ends: 2712 [2018-12-02 02:20:39,184 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-12-02 02:20:39,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2712 states. [2018-12-02 02:20:39,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2712 to 2386. [2018-12-02 02:20:39,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2386 states. [2018-12-02 02:20:39,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2386 states and 2926 transitions. [2018-12-02 02:20:39,275 INFO L78 Accepts]: Start accepts. Automaton has 2386 states and 2926 transitions. Word has length 160 [2018-12-02 02:20:39,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:39,275 INFO L480 AbstractCegarLoop]: Abstraction has 2386 states and 2926 transitions. [2018-12-02 02:20:39,275 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 02:20:39,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 2926 transitions. [2018-12-02 02:20:39,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-02 02:20:39,279 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:39,279 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] [2018-12-02 02:20:39,279 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:39,279 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:39,279 INFO L82 PathProgramCache]: Analyzing trace with hash -2049218571, now seen corresponding path program 1 times [2018-12-02 02:20:39,279 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:39,279 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:39,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:39,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:39,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:39,329 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 02:20:39,329 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:20:39,329 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/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 [2018-12-02 02:20:39,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:39,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:20:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:20:39,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 02:20:39,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-12-02 02:20:39,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 02:20:39,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 02:20:39,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-02 02:20:39,437 INFO L87 Difference]: Start difference. First operand 2386 states and 2926 transitions. Second operand 8 states. [2018-12-02 02:20:39,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:39,589 INFO L93 Difference]: Finished difference Result 4205 states and 5241 transitions. [2018-12-02 02:20:39,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 02:20:39,590 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 152 [2018-12-02 02:20:39,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:39,595 INFO L225 Difference]: With dead ends: 4205 [2018-12-02 02:20:39,595 INFO L226 Difference]: Without dead ends: 2183 [2018-12-02 02:20:39,599 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 [2018-12-02 02:20:39,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2183 states. [2018-12-02 02:20:39,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2183 to 2144. [2018-12-02 02:20:39,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2144 states. [2018-12-02 02:20:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 2144 states and 2477 transitions. [2018-12-02 02:20:39,668 INFO L78 Accepts]: Start accepts. Automaton has 2144 states and 2477 transitions. Word has length 152 [2018-12-02 02:20:39,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:39,669 INFO L480 AbstractCegarLoop]: Abstraction has 2144 states and 2477 transitions. [2018-12-02 02:20:39,669 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 02:20:39,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 2477 transitions. [2018-12-02 02:20:39,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-02 02:20:39,672 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:20:39,673 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] [2018-12-02 02:20:39,673 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:20:39,673 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:20:39,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1446798788, now seen corresponding path program 1 times [2018-12-02 02:20:39,673 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:20:39,673 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:20:39,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:39,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:20:39,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:20:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:20:39,736 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-02 02:20:39,736 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:20:39,736 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 02:20:39,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 02:20:39,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 02:20:39,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 02:20:39,737 INFO L87 Difference]: Start difference. First operand 2144 states and 2477 transitions. Second operand 3 states. [2018-12-02 02:20:39,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:20:39,819 INFO L93 Difference]: Finished difference Result 3425 states and 3974 transitions. [2018-12-02 02:20:39,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 02:20:39,819 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2018-12-02 02:20:39,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:20:39,820 INFO L225 Difference]: With dead ends: 3425 [2018-12-02 02:20:39,820 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 02:20:39,825 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 [2018-12-02 02:20:39,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 02:20:39,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 02:20:39,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 02:20:39,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 02:20:39,826 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2018-12-02 02:20:39,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:20:39,827 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 02:20:39,827 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 02:20:39,827 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 02:20:39,827 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 02:20:39,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 02:20:39,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:39,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:39,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:39,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:39,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:40,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:20:41,123 WARN L180 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 60 [2018-12-02 02:20:41,235 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 38 [2018-12-02 02:20:41,445 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 36 [2018-12-02 02:20:41,853 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2018-12-02 02:20:42,016 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2018-12-02 02:20:42,326 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 34 [2018-12-02 02:20:42,673 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 45 [2018-12-02 02:20:42,908 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 50 [2018-12-02 02:20:43,116 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 47 [2018-12-02 02:20:43,268 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 47 [2018-12-02 02:20:43,952 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 50 [2018-12-02 02:20:44,071 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 36 [2018-12-02 02:20:44,148 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 952 958) the Hoare annotation is: true [2018-12-02 02:20:44,148 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 952 958) no Hoare annotation was computed. [2018-12-02 02:20:44,148 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 959 967) no Hoare annotation was computed. [2018-12-02 02:20:44,148 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 959 967) the Hoare annotation is: true [2018-12-02 02:20:44,148 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 959 967) no Hoare annotation was computed. [2018-12-02 02:20:44,148 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 910 932) 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))) [2018-12-02 02:20:44,149 INFO L444 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 02:20:44,149 INFO L444 ceAbstractionStarter]: At program point L922-1(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 02:20:44,149 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 910 932) no Hoare annotation was computed. [2018-12-02 02:20:44,149 INFO L448 ceAbstractionStarter]: For program point L920(lines 920 927) no Hoare annotation was computed. [2018-12-02 02:20:44,149 INFO L448 ceAbstractionStarter]: For program point L920-1(lines 920 927) no Hoare annotation was computed. [2018-12-02 02:20:44,149 INFO L448 ceAbstractionStarter]: For program point L918(line 918) no Hoare annotation was computed. [2018-12-02 02:20:44,149 INFO L444 ceAbstractionStarter]: At program point L917(line 917) 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))) [2018-12-02 02:20:44,149 INFO L444 ceAbstractionStarter]: At program point L916(line 916) 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))) [2018-12-02 02:20:44,149 INFO L444 ceAbstractionStarter]: At program point L916-1(line 916) 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))) [2018-12-02 02:20:44,149 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 910 932) no Hoare annotation was computed. [2018-12-02 02:20:44,149 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 435 449) no Hoare annotation was computed. [2018-12-02 02:20:44,149 INFO L444 ceAbstractionStarter]: At program point L441(line 441) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse10 (not (= ~systemActive~0 0)))) (let ((.cse7 (< ~waterLevel~0 2)) (.cse6 (and .cse10 (= ~pumpRunning~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (and .cse10 .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (and (= ~systemActive~0 1) .cse0) .cse1 .cse2 (not (= |old(~systemActive~0)| 1)) .cse3) (or (or .cse4 .cse3 .cse5) .cse6 .cse2) (or (or .cse7 .cse2 (or .cse4 .cse5)) .cse8) (or (or .cse1 .cse4 .cse7) .cse2 .cse6) (or .cse9 .cse3 .cse5) (or (or .cse1 (= ~waterLevel~0 1) .cse4 .cse3) .cse2 .cse8) (or .cse1 .cse9 .cse3)))) [2018-12-02 02:20:44,149 INFO L448 ceAbstractionStarter]: For program point L439(lines 439 445) no Hoare annotation was computed. [2018-12-02 02:20:44,150 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 435 449) the Hoare annotation is: (let ((.cse11 (= ~systemActive~0 0))) (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse12 (not .cse11))) (let ((.cse7 (< ~waterLevel~0 2)) (.cse3 (and .cse12 (= ~pumpRunning~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (and .cse12 .cse5)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not .cse0)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or (and (= ~systemActive~0 1) .cse5) .cse6 .cse4 (not (= |old(~systemActive~0)| 1)) .cse1) (or (or .cse7 .cse4 (or .cse0 .cse2)) .cse8) (or (or .cse6 .cse0 .cse7) .cse4 .cse3) (or (or .cse6 (= ~waterLevel~0 1) .cse0 .cse1) .cse4 .cse8) (or .cse5 .cse6 .cse9 .cse1) (or .cse10 .cse11 .cse9 .cse1 .cse2) (or .cse5 .cse9 .cse1 .cse2) (or .cse6 .cse10 .cse9 .cse11 .cse1))))) [2018-12-02 02:20:44,150 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 435 449) no Hoare annotation was computed. [2018-12-02 02:20:44,150 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 371 379) no Hoare annotation was computed. [2018-12-02 02:20:44,150 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 371 379) the Hoare annotation is: true [2018-12-02 02:20:44,150 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 371 379) no Hoare annotation was computed. [2018-12-02 02:20:44,150 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 945 951) no Hoare annotation was computed. [2018-12-02 02:20:44,150 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 945 951) the Hoare annotation is: true [2018-12-02 02:20:44,150 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 896 906) 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))) [2018-12-02 02:20:44,150 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 896 906) no Hoare annotation was computed. [2018-12-02 02:20:44,150 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 896 906) no Hoare annotation was computed. [2018-12-02 02:20:44,150 INFO L444 ceAbstractionStarter]: At program point L901(line 901) 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))) [2018-12-02 02:20:44,150 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 360 370) the Hoare annotation is: true [2018-12-02 02:20:44,150 INFO L451 ceAbstractionStarter]: At program point L365(line 365) the Hoare annotation is: true [2018-12-02 02:20:44,150 INFO L448 ceAbstractionStarter]: For program point L365-1(line 365) no Hoare annotation was computed. [2018-12-02 02:20:44,150 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 360 370) no Hoare annotation was computed. [2018-12-02 02:20:44,150 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 360 370) no Hoare annotation was computed. [2018-12-02 02:20:44,150 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 352 359) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (< ~waterLevel~0 2)) (.cse0 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or (or .cse5 .cse0 .cse6) .cse4 .cse3) (or (or .cse5 (= ~waterLevel~0 1) .cse0 .cse1) .cse4 .cse7) (or (or .cse6 .cse4 (or .cse0 .cse2)) .cse7) (or .cse5 .cse4 .cse7 (not (= ~systemActive~0 1))))) [2018-12-02 02:20:44,150 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 352 359) no Hoare annotation was computed. [2018-12-02 02:20:44,150 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 352 359) no Hoare annotation was computed. [2018-12-02 02:20:44,151 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 319 343) no Hoare annotation was computed. [2018-12-02 02:20:44,151 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 319 343) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse4 .cse0 .cse1 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse4 .cse5 .cse3 .cse1) (or .cse3 (or .cse1 .cse2) .cse5))) [2018-12-02 02:20:44,151 INFO L444 ceAbstractionStarter]: At program point L338(line 338) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) .cse2) (or (or .cse3 .cse0 .cse1) .cse4) (or .cse5 .cse3 .cse0 .cse4 (not (= ~methAndRunningLastTime~0 0))) (or .cse5 .cse2 .cse0))) [2018-12-02 02:20:44,151 INFO L448 ceAbstractionStarter]: For program point L338-1(lines 319 343) no Hoare annotation was computed. [2018-12-02 02:20:44,151 INFO L444 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 .cse4 .cse1) (or (and (= processEnvironment_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse1 .cse2) .cse4))) [2018-12-02 02:20:44,151 INFO L444 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) .cse2) (or .cse3 .cse0 .cse1) (or .cse4 .cse3 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse4 (and (= processEnvironment_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 .cse0))) [2018-12-02 02:20:44,151 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 335) no Hoare annotation was computed. [2018-12-02 02:20:44,151 INFO L444 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 .cse4 .cse5 .cse1) (or .cse5 (or .cse1 .cse2) .cse4))) [2018-12-02 02:20:44,151 INFO L448 ceAbstractionStarter]: For program point L325-1(line 325) no Hoare annotation was computed. [2018-12-02 02:20:44,151 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 340) no Hoare annotation was computed. [2018-12-02 02:20:44,151 INFO L448 ceAbstractionStarter]: For program point L171(lines 171 177) no Hoare annotation was computed. [2018-12-02 02:20:44,151 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 167 180) no Hoare annotation was computed. [2018-12-02 02:20:44,151 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 167 180) the Hoare annotation is: true [2018-12-02 02:20:44,151 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 167 180) no Hoare annotation was computed. [2018-12-02 02:20:44,151 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 285 291) no Hoare annotation was computed. [2018-12-02 02:20:44,151 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 285 291) the Hoare annotation is: true [2018-12-02 02:20:44,151 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 186 253) 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))) [2018-12-02 02:20:44,151 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 186 253) no Hoare annotation was computed. [2018-12-02 02:20:44,152 INFO L444 ceAbstractionStarter]: At program point L246(lines 195 247) 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))) [2018-12-02 02:20:44,152 INFO L444 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 0 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 (and .cse2 .cse3 .cse4)) (and .cse1 (and .cse0 .cse3 .cse5 .cse4)) (not (= |old(~systemActive~0)| 1)) (and .cse3 (not (= ~waterLevel~0 1)) .cse1 .cse5 .cse6 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse5 (= ~systemActive~0 1) .cse6 .cse4) (and .cse1 (and .cse2 .cse3 .cse6 .cse4)) (and .cse2 .cse7 .cse4 .cse6) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse7 .cse5 .cse4 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 02:20:44,152 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 240) no Hoare annotation was computed. [2018-12-02 02:20:44,152 INFO L444 ceAbstractionStarter]: At program point L234-1(lines 226 241) the Hoare annotation is: (let ((.cse6 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse7 (<= 2 ~waterLevel~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse8 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse0 .cse1 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse1 .cse5 .cse3 .cse4) (and .cse6 .cse1 .cse7 .cse5 .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse8 .cse5 .cse2 .cse3) (and .cse0 .cse8 .cse2 .cse3) (and .cse8 .cse5 .cse2 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 02:20:44,152 INFO L448 ceAbstractionStarter]: For program point L197(lines 196 245) no Hoare annotation was computed. [2018-12-02 02:20:44,152 INFO L444 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (= ~pumpRunning~0 1)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse2 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse2 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse0 .cse2) (and .cse5 .cse3 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 02:20:44,152 INFO L448 ceAbstractionStarter]: For program point L226(lines 226 241) no Hoare annotation was computed. [2018-12-02 02:20:44,152 INFO L444 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse3 .cse4) (and .cse1 .cse6 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse1 .cse6 .cse3 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse7 .cse2 .cse4 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse7 .cse6 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 02:20:44,152 INFO L448 ceAbstractionStarter]: For program point L216(lines 216 222) no Hoare annotation was computed. [2018-12-02 02:20:44,152 INFO L448 ceAbstractionStarter]: For program point L216-1(lines 216 222) no Hoare annotation was computed. [2018-12-02 02:20:44,152 INFO L444 ceAbstractionStarter]: At program point L243(lines 196 245) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse3 .cse4) (and .cse1 .cse6 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse1 .cse6 .cse3 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse7 .cse2 .cse4 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse7 .cse6 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 02:20:44,152 INFO L444 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse7 (= ~systemActive~0 0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3 .cse6) (and .cse7 (and (and .cse4 .cse5 .cse3) .cse6)) (and .cse5 .cse1 .cse2 .cse3 .cse6) (and .cse4 .cse0 .cse2 .cse3 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse7 .cse5 .cse1 .cse3 .cse6) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 02:20:44,152 INFO L448 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2018-12-02 02:20:44,152 INFO L448 ceAbstractionStarter]: For program point L206-1(lines 206 212) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 202) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 186 253) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L444 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (let ((.cse3 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~systemActive~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= ~waterLevel~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (or .cse0 .cse1) .cse2) (or (or .cse1 .cse2) .cse3) (or .cse4 (< ~waterLevel~0 2) .cse3 .cse1 .cse5 .cse6) (or .cse7 .cse0 .cse2) (or .cse7 .cse6 (or .cse4 .cse0 .cse8 .cse5)) (or .cse4 .cse0 .cse6 .cse1 .cse8 .cse5))) [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L444 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~systemActive~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse3) (or .cse4 (or .cse5 .cse6 .cse2 .cse7) .cse3) (or .cse3 .cse5 .cse1 .cse6 .cse2 .cse7) (or .cse4 .cse3 (or .cse0 .cse5 .cse6 .cse2)) (or .cse0 .cse5 .cse3 .cse1 .cse6 .cse2))) [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~systemActive~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse3) (or .cse4 (or .cse5 .cse6 .cse2 .cse7) .cse3) (or .cse3 .cse5 .cse1 .cse6 .cse2 .cse7) (or .cse4 .cse3 (or .cse0 .cse5 .cse6 .cse2)) (or .cse0 .cse5 .cse3 .cse1 .cse6 .cse2))) [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse6 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (or .cse3 .cse5))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or (or .cse5 .cse1) .cse6) (or .cse2 (< ~waterLevel~0 2) .cse6 .cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse4 .cse3 .cse1) (or .cse2 .cse0)))) [2018-12-02 02:20:44,153 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) 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)) [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-12-02 02:20:44,153 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 02:20:44,153 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)) [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 344 351) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 344 351) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 344 351) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (< ~waterLevel~0 2)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse3 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse0))) [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 416 434) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 429) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L451 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point L425-2(lines 425 429) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 416 434) the Hoare annotation is: true [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 416 434) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 114 125) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 0))) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= ~methaneLevelCritical~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse3 .cse5 .cse4 .cse6) (or .cse1 .cse7 .cse4 .cse6 .cse5) (or .cse0 .cse1 .cse7 .cse2 .cse4) (or .cse8 .cse3 .cse5 .cse4 .cse6) (or (or .cse0 (< ~waterLevel~0 2) .cse8 .cse3) .cse2))) [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 114 125) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point L118-1(lines 114 125) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 835 864) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 835 864) the Hoare annotation is: true [2018-12-02 02:20:44,154 INFO L451 ceAbstractionStarter]: At program point L860(lines 835 864) the Hoare annotation is: true [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point L849(lines 849 853) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L451 ceAbstractionStarter]: At program point L849-1(lines 849 853) the Hoare annotation is: true [2018-12-02 02:20:44,154 INFO L448 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-12-02 02:20:44,154 INFO L451 ceAbstractionStarter]: At program point L845-2(lines 845 859) the Hoare annotation is: true [2018-12-02 02:20:44,155 INFO L451 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: true [2018-12-02 02:20:44,155 INFO L448 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2018-12-02 02:20:44,155 INFO L444 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: (let ((.cse5 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse10 (< |old(~waterLevel~0)| 2)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse11 (not (= ~systemActive~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (and .cse5 .cse8 .cse6)) (.cse2 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 (and .cse5 .cse6) .cse2 .cse4 .cse7) (or (and .cse8 .cse6) (or .cse0 .cse9 .cse2 .cse4)) (or .cse0 .cse10 .cse9 .cse2 .cse6) (or .cse11 (or .cse1 .cse7)) (or .cse0 .cse1 .cse11 .cse10) (or .cse0 .cse1 .cse11 .cse4) (or (or .cse1 .cse2 (not (= |old(~waterLevel~0)| 1)) .cse4 .cse7) .cse3) (or (or (or .cse2 .cse7) .cse9) .cse6)))) [2018-12-02 02:20:44,155 INFO L444 ceAbstractionStarter]: At program point L272(lines 272 278) the Hoare annotation is: (let ((.cse14 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse15 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse17 (= ~methaneLevelCritical~0 1)) (.cse16 (= ~systemActive~0 1))) (let ((.cse10 (< |old(~waterLevel~0)| 2)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~systemActive~0 0))) (.cse9 (and (= 0 ~pumpRunning~0) .cse17 .cse16)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not .cse17)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (<= 2 ~waterLevel~0)) (.cse13 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse6 (not .cse16)) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (and .cse14 .cse15))) (and (or .cse0 .cse1 (or .cse2 .cse3)) (or .cse4 (or .cse5 .cse2 .cse6 .cse7 .cse8)) (or .cse5 .cse9 .cse10 .cse11 .cse6) (or (or .cse2 .cse6 .cse7 .cse8 .cse3) .cse4) (or .cse2 (and .cse12 .cse13 .cse14) .cse6 .cse8 .cse3 .cse0) (or .cse1 .cse4 (or .cse5 .cse2 .cse7 .cse8)) (or .cse5 .cse2 .cse1 .cse0 .cse10) (or .cse1 (or .cse2 .cse7 .cse8 .cse3) .cse4) (or .cse5 .cse2 .cse1 .cse8 .cse0) (or .cse9 (or .cse5 .cse11 .cse6 .cse8)) (or (or (or .cse6 .cse3) .cse11) .cse15) (or .cse5 .cse2 (and .cse12 .cse13 .cse14 .cse4) .cse6 .cse8 .cse0)))) [2018-12-02 02:20:44,155 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 261 284) the Hoare annotation is: (let ((.cse10 (= 0 ~methAndRunningLastTime~0)) (.cse11 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse12 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (and .cse11 .cse12)) (.cse8 (< |old(~waterLevel~0)| 2)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1))) (.cse6 (and .cse11 .cse10 .cse12)) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (or .cse2 .cse3)) (or .cse4 .cse2 .cse5 .cse6 .cse7) (or .cse0 .cse4 .cse8 .cse9 .cse5) (or .cse0 (or (or .cse5 .cse3) .cse9)) (or .cse6 (or .cse4 .cse9 .cse5 .cse7)) (or .cse4 .cse2 .cse1 .cse0 .cse8) (or .cse1 (or .cse2 (not (= |old(~waterLevel~0)| 1)) .cse7 .cse3) .cse10) (or .cse4 .cse2 .cse1 .cse6 .cse7) (or .cse2 .cse5 .cse6 .cse7 .cse3)))) [2018-12-02 02:20:44,155 INFO L444 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (let ((.cse9 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse10 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse4 (and .cse9 .cse10)) (.cse8 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (or (or .cse1 .cse3) .cse5)) (or .cse6 .cse0 .cse1 .cse2) (or .cse7 (or .cse0 .cse3)) (or .cse6 .cse0 .cse7 .cse8) (or (and .cse9 .cse10 (= 0 ~methAndRunningLastTime~0)) (or .cse6 .cse5 .cse1 .cse2)) (or .cse6 .cse0 .cse7 .cse2) (or .cse6 .cse4 .cse8 .cse5 .cse1)))) [2018-12-02 02:20:44,155 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 261 284) no Hoare annotation was computed. [2018-12-02 02:20:44,155 INFO L448 ceAbstractionStarter]: For program point L265(lines 264 283) no Hoare annotation was computed. [2018-12-02 02:20:44,155 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 261 284) no Hoare annotation was computed. [2018-12-02 02:20:44,155 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 126 134) the Hoare annotation is: true [2018-12-02 02:20:44,155 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 126 134) no Hoare annotation was computed. [2018-12-02 02:20:44,155 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 126 134) no Hoare annotation was computed. [2018-12-02 02:20:44,155 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 90 101) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 2) .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse2 (not (= ~methaneLevelCritical~0 0))) .cse1 .cse3))) [2018-12-02 02:20:44,155 INFO L448 ceAbstractionStarter]: For program point L94-1(lines 90 101) no Hoare annotation was computed. [2018-12-02 02:20:44,156 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 90 101) no Hoare annotation was computed. [2018-12-02 02:20:44,156 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 889 895) no Hoare annotation was computed. [2018-12-02 02:20:44,156 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 889 895) the Hoare annotation is: true [2018-12-02 02:20:44,156 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 02:20:44,156 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)) [2018-12-02 02:20:44,156 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 02:20:44,156 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 02:20:44,156 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 293 317) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))))) [2018-12-02 02:20:44,156 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 293 317) no Hoare annotation was computed. [2018-12-02 02:20:44,156 INFO L444 ceAbstractionStarter]: At program point L312(line 312) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))))) [2018-12-02 02:20:44,156 INFO L448 ceAbstractionStarter]: For program point L312-1(lines 293 317) no Hoare annotation was computed. [2018-12-02 02:20:44,156 INFO L444 ceAbstractionStarter]: At program point L307(line 307) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse2 .cse0 .cse1) .cse3))) [2018-12-02 02:20:44,156 INFO L444 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse3 .cse0 .cse1) .cse2))) [2018-12-02 02:20:44,156 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 309) no Hoare annotation was computed. [2018-12-02 02:20:44,156 INFO L444 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (or (or .cse2 .cse0 .cse1) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse3 (not (= ~methAndRunningLastTime~0 0))))) [2018-12-02 02:20:44,156 INFO L448 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2018-12-02 02:20:44,156 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 314) no Hoare annotation was computed. [2018-12-02 02:20:44,156 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 450 457) no Hoare annotation was computed. [2018-12-02 02:20:44,156 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 450 457) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-12-02 02:20:44,157 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 450 457) no Hoare annotation was computed. [2018-12-02 02:20:44,157 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 102 113) no Hoare annotation was computed. [2018-12-02 02:20:44,157 INFO L448 ceAbstractionStarter]: For program point L106-1(lines 102 113) no Hoare annotation was computed. [2018-12-02 02:20:44,157 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 102 113) the Hoare annotation is: (let ((.cse8 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= 1 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (or .cse8 .cse2)) (.cse7 (not (= ~systemActive~0 0))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 2) .cse3) (or .cse0 .cse1 .cse4 .cse5) (or .cse1 .cse3 .cse2 .cse5 .cse6) (or .cse0 .cse7 .cse1 .cse5 .cse8) (or .cse4 .cse1 .cse5 .cse6) (or .cse7 .cse1 .cse8 .cse5 .cse6)))) [2018-12-02 02:20:44,157 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 825 832) no Hoare annotation was computed. [2018-12-02 02:20:44,157 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 829) no Hoare annotation was computed. [2018-12-02 02:20:44,157 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 825 832) the Hoare annotation is: true [2018-12-02 02:20:44,157 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 825 832) no Hoare annotation was computed. [2018-12-02 02:20:44,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:20:44 BoogieIcfgContainer [2018-12-02 02:20:44,165 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 02:20:44,165 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:20:44,165 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:20:44,165 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:20:44,165 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:20:34" (3/4) ... [2018-12-02 02:20:44,168 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-12-02 02:20:44,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 02:20:44,173 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 02:20:44,177 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-02 02:20:44,178 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 02:20:44,178 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 02:20:44,178 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 02:20:44,178 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 02:20:44,178 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 02:20:44,195 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || ((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || ((((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((2 <= waterLevel && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 02:20:44,195 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) [2018-12-02 02:20:44,217 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d3c38e79-7ebf-49d6-a79a-a43addc0af3f/bin-2019/uautomizer/witness.graphml [2018-12-02 02:20:44,217 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:20:44,218 INFO L168 Benchmark]: Toolchain (without parser) took 9945.49 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 579.9 MB). Free memory was 956.0 MB in the beginning and 986.8 MB in the end (delta: -30.8 MB). Peak memory consumption was 549.1 MB. Max. memory is 11.5 GB. [2018-12-02 02:20:44,218 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:20:44,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -157.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-02 02:20:44,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. [2018-12-02 02:20:44,218 INFO L168 Benchmark]: Boogie Preprocessor took 29.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:20:44,218 INFO L168 Benchmark]: RCFGBuilder took 365.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. [2018-12-02 02:20:44,219 INFO L168 Benchmark]: TraceAbstraction took 9188.85 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 450.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.7 MB). Peak memory consumption was 581.1 MB. Max. memory is 11.5 GB. [2018-12-02 02:20:44,219 INFO L168 Benchmark]: Witness Printer took 52.04 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 986.8 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-12-02 02:20:44,220 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 280.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -157.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 365.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9188.85 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 450.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.7 MB). Peak memory consumption was 581.1 MB. Max. memory is 11.5 GB. * Witness Printer took 52.04 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 986.8 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 829]: 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: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: (((((((((((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || ((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || ((((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((2 <= waterLevel && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 151 locations, 1 error locations. SAFE Result, 9.1s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 2.7s AutomataDifference, 0.0s DeadEndRemovalTime, 4.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2457 SDtfs, 1628 SDslu, 6876 SDs, 0 SdLazy, 2673 SolverSat, 474 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 595 GetRequests, 507 SyntacticMatches, 2 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2499occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 1014 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 5175 PreInvPairs, 5366 NumberOfFragments, 3938 HoareAnnotationTreeSize, 5175 FomulaSimplifications, 13534 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 64 FomulaSimplificationsInter, 23262 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1737 NumberOfCodeBlocks, 1737 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1721 ConstructedInterpolants, 0 QuantifiedInterpolants, 331416 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2729 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 345/367 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...