./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product52_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product52_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8aa13c479cead5ea7576ebfa7eb0df26504503d1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 14:18:55,463 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 14:18:55,465 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 14:18:55,473 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 14:18:55,473 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 14:18:55,474 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 14:18:55,475 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 14:18:55,476 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 14:18:55,477 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 14:18:55,477 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 14:18:55,478 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 14:18:55,478 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 14:18:55,479 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 14:18:55,479 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 14:18:55,480 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 14:18:55,481 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 14:18:55,481 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 14:18:55,482 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 14:18:55,484 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 14:18:55,485 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 14:18:55,485 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 14:18:55,486 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 14:18:55,487 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 14:18:55,488 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 14:18:55,488 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 14:18:55,488 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 14:18:55,489 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 14:18:55,489 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 14:18:55,490 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 14:18:55,491 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 14:18:55,491 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 14:18:55,491 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 14:18:55,491 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 14:18:55,492 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 14:18:55,492 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 14:18:55,493 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 14:18:55,493 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 14:18:55,502 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 14:18:55,502 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 14:18:55,503 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 14:18:55,503 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 14:18:55,503 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 14:18:55,504 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 14:18:55,504 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 14:18:55,504 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 14:18:55,504 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 14:18:55,504 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 14:18:55,504 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 14:18:55,505 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 14:18:55,505 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 14:18:55,505 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 14:18:55,505 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 14:18:55,505 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 14:18:55,505 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 14:18:55,505 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 14:18:55,505 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 14:18:55,506 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 14:18:55,506 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 14:18:55,506 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 14:18:55,506 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 14:18:55,506 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:18:55,506 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 14:18:55,506 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 14:18:55,507 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 14:18:55,507 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 14:18:55,507 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 14:18:55,507 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 14:18:55,507 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_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8aa13c479cead5ea7576ebfa7eb0df26504503d1 [2018-11-23 14:18:55,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 14:18:55,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 14:18:55,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 14:18:55,543 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 14:18:55,543 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 14:18:55,544 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product52_true-unreach-call_false-termination.cil.c [2018-11-23 14:18:55,587 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/data/8c7df8ce7/0782cf7381f14b9f8d37787af8ab27dc/FLAGb926e238b [2018-11-23 14:18:55,964 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 14:18:55,964 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/sv-benchmarks/c/product-lines/minepump_spec2_product52_true-unreach-call_false-termination.cil.c [2018-11-23 14:18:55,974 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/data/8c7df8ce7/0782cf7381f14b9f8d37787af8ab27dc/FLAGb926e238b [2018-11-23 14:18:56,354 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/data/8c7df8ce7/0782cf7381f14b9f8d37787af8ab27dc [2018-11-23 14:18:56,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 14:18:56,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 14:18:56,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 14:18:56,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 14:18:56,360 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 14:18:56,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:18:56" (1/1) ... [2018-11-23 14:18:56,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50057e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56, skipping insertion in model container [2018-11-23 14:18:56,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:18:56" (1/1) ... [2018-11-23 14:18:56,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 14:18:56,399 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 14:18:56,596 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:18:56,603 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 14:18:56,691 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:18:56,712 INFO L195 MainTranslator]: Completed translation [2018-11-23 14:18:56,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56 WrapperNode [2018-11-23 14:18:56,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 14:18:56,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 14:18:56,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 14:18:56,713 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 14:18:56,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56" (1/1) ... [2018-11-23 14:18:56,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56" (1/1) ... [2018-11-23 14:18:56,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 14:18:56,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 14:18:56,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 14:18:56,742 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 14:18:56,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56" (1/1) ... [2018-11-23 14:18:56,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56" (1/1) ... [2018-11-23 14:18:56,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56" (1/1) ... [2018-11-23 14:18:56,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56" (1/1) ... [2018-11-23 14:18:56,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56" (1/1) ... [2018-11-23 14:18:56,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56" (1/1) ... [2018-11-23 14:18:56,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56" (1/1) ... [2018-11-23 14:18:56,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 14:18:56,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 14:18:56,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 14:18:56,774 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 14:18:56,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:18:56,816 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 14:18:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 14:18:56,816 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 14:18:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 14:18:56,816 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 14:18:56,816 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 14:18:56,817 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 14:18:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 14:18:56,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 14:18:56,817 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 14:18:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 14:18:56,817 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 14:18:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 14:18:56,817 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 14:18:56,817 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 14:18:56,818 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 14:18:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 14:18:56,818 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 14:18:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 14:18:56,818 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 14:18:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 14:18:56,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-23 14:18:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-23 14:18:56,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-23 14:18:56,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-23 14:18:56,819 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 14:18:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 14:18:56,819 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 14:18:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 14:18:56,819 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 14:18:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 14:18:56,819 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 14:18:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 14:18:56,819 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 14:18:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 14:18:56,820 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 14:18:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 14:18:56,820 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 14:18:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 14:18:56,820 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 14:18:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 14:18:56,820 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 14:18:56,820 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 14:18:56,820 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 14:18:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 14:18:56,821 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 14:18:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 14:18:56,821 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 14:18:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 14:18:56,821 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 14:18:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 14:18:56,821 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 14:18:56,821 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 14:18:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 14:18:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 14:18:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 14:18:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 14:18:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 14:18:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 14:18:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 14:18:56,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 14:18:56,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 14:18:57,279 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 14:18:57,279 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 14:18:57,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:18:57 BoogieIcfgContainer [2018-11-23 14:18:57,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 14:18:57,280 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 14:18:57,280 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 14:18:57,282 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 14:18:57,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:18:56" (1/3) ... [2018-11-23 14:18:57,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@650139da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:18:57, skipping insertion in model container [2018-11-23 14:18:57,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:56" (2/3) ... [2018-11-23 14:18:57,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@650139da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:18:57, skipping insertion in model container [2018-11-23 14:18:57,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:18:57" (3/3) ... [2018-11-23 14:18:57,285 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product52_true-unreach-call_false-termination.cil.c [2018-11-23 14:18:57,293 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 14:18:57,299 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 14:18:57,312 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 14:18:57,332 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 14:18:57,332 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 14:18:57,332 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 14:18:57,332 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 14:18:57,332 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 14:18:57,333 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 14:18:57,333 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 14:18:57,333 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 14:18:57,333 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 14:18:57,350 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2018-11-23 14:18:57,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:18:57,358 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:18:57,358 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:18:57,360 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:18:57,365 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:18:57,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1920948465, now seen corresponding path program 1 times [2018-11-23 14:18:57,366 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:18:57,367 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:18:57,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:57,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:18:57,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:57,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:57,556 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:18:57,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 14:18:57,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 14:18:57,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 14:18:57,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 14:18:57,568 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 2 states. [2018-11-23 14:18:57,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:18:57,596 INFO L93 Difference]: Finished difference Result 282 states and 349 transitions. [2018-11-23 14:18:57,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 14:18:57,597 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-23 14:18:57,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:18:57,606 INFO L225 Difference]: With dead ends: 282 [2018-11-23 14:18:57,606 INFO L226 Difference]: Without dead ends: 143 [2018-11-23 14:18:57,609 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 14:18:57,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-11-23 14:18:57,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-11-23 14:18:57,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-11-23 14:18:57,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2018-11-23 14:18:57,648 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 51 [2018-11-23 14:18:57,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:18:57,648 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2018-11-23 14:18:57,648 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 14:18:57,649 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2018-11-23 14:18:57,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 14:18:57,651 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:18:57,651 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:18:57,651 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:18:57,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:18:57,652 INFO L82 PathProgramCache]: Analyzing trace with hash 144578230, now seen corresponding path program 1 times [2018-11-23 14:18:57,652 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:18:57,652 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:18:57,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:57,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:18:57,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:57,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:57,724 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:18:57,724 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 14:18:57,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 14:18:57,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 14:18:57,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:18:57,726 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 3 states. [2018-11-23 14:18:57,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:18:57,746 INFO L93 Difference]: Finished difference Result 221 states and 259 transitions. [2018-11-23 14:18:57,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 14:18:57,746 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-23 14:18:57,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:18:57,748 INFO L225 Difference]: With dead ends: 221 [2018-11-23 14:18:57,748 INFO L226 Difference]: Without dead ends: 134 [2018-11-23 14:18:57,749 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:18:57,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-11-23 14:18:57,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-11-23 14:18:57,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-11-23 14:18:57,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 156 transitions. [2018-11-23 14:18:57,761 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 156 transitions. Word has length 52 [2018-11-23 14:18:57,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:18:57,761 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 156 transitions. [2018-11-23 14:18:57,761 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 14:18:57,761 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2018-11-23 14:18:57,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 14:18:57,762 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:18:57,763 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] [2018-11-23 14:18:57,763 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:18:57,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:18:57,763 INFO L82 PathProgramCache]: Analyzing trace with hash -373686663, now seen corresponding path program 1 times [2018-11-23 14:18:57,763 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:18:57,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:18:57,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:57,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:18:57,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:57,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:57,871 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:18:57,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 14:18:57,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:18:57,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:18:57,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:18:57,872 INFO L87 Difference]: Start difference. First operand 134 states and 156 transitions. Second operand 7 states. [2018-11-23 14:18:58,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:18:58,200 INFO L93 Difference]: Finished difference Result 397 states and 482 transitions. [2018-11-23 14:18:58,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 14:18:58,201 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-23 14:18:58,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:18:58,203 INFO L225 Difference]: With dead ends: 397 [2018-11-23 14:18:58,204 INFO L226 Difference]: Without dead ends: 291 [2018-11-23 14:18:58,205 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 14:18:58,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-11-23 14:18:58,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 279. [2018-11-23 14:18:58,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-11-23 14:18:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 338 transitions. [2018-11-23 14:18:58,234 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 338 transitions. Word has length 57 [2018-11-23 14:18:58,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:18:58,235 INFO L480 AbstractCegarLoop]: Abstraction has 279 states and 338 transitions. [2018-11-23 14:18:58,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:18:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 338 transitions. [2018-11-23 14:18:58,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 14:18:58,237 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:18:58,238 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:18:58,239 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:18:58,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:18:58,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1373126477, now seen corresponding path program 1 times [2018-11-23 14:18:58,239 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:18:58,239 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:18:58,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:58,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:18:58,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:58,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:58,343 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:18:58,343 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 14:18:58,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 14:18:58,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 14:18:58,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 14:18:58,344 INFO L87 Difference]: Start difference. First operand 279 states and 338 transitions. Second operand 6 states. [2018-11-23 14:18:58,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:18:58,474 INFO L93 Difference]: Finished difference Result 763 states and 948 transitions. [2018-11-23 14:18:58,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 14:18:58,475 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-23 14:18:58,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:18:58,478 INFO L225 Difference]: With dead ends: 763 [2018-11-23 14:18:58,479 INFO L226 Difference]: Without dead ends: 512 [2018-11-23 14:18:58,481 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 14:18:58,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2018-11-23 14:18:58,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 506. [2018-11-23 14:18:58,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 506 states. [2018-11-23 14:18:58,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 616 transitions. [2018-11-23 14:18:58,516 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 616 transitions. Word has length 62 [2018-11-23 14:18:58,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:18:58,516 INFO L480 AbstractCegarLoop]: Abstraction has 506 states and 616 transitions. [2018-11-23 14:18:58,517 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 14:18:58,517 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 616 transitions. [2018-11-23 14:18:58,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 14:18:58,518 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:18:58,518 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:18:58,519 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:18:58,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:18:58,519 INFO L82 PathProgramCache]: Analyzing trace with hash 245736361, now seen corresponding path program 1 times [2018-11-23 14:18:58,519 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:18:58,519 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:18:58,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:58,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:18:58,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:58,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:58,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:18:58,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 14:18:58,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:18:58,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:18:58,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:18:58,604 INFO L87 Difference]: Start difference. First operand 506 states and 616 transitions. Second operand 7 states. [2018-11-23 14:18:59,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:18:59,025 INFO L93 Difference]: Finished difference Result 1311 states and 1718 transitions. [2018-11-23 14:18:59,025 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 14:18:59,025 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-23 14:18:59,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:18:59,029 INFO L225 Difference]: With dead ends: 1311 [2018-11-23 14:18:59,029 INFO L226 Difference]: Without dead ends: 833 [2018-11-23 14:18:59,030 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 14:18:59,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2018-11-23 14:18:59,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 735. [2018-11-23 14:18:59,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 735 states. [2018-11-23 14:18:59,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 891 transitions. [2018-11-23 14:18:59,068 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 891 transitions. Word has length 66 [2018-11-23 14:18:59,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:18:59,069 INFO L480 AbstractCegarLoop]: Abstraction has 735 states and 891 transitions. [2018-11-23 14:18:59,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:18:59,069 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 891 transitions. [2018-11-23 14:18:59,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 14:18:59,071 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:18:59,071 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] [2018-11-23 14:18:59,071 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:18:59,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:18:59,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1656133436, now seen corresponding path program 1 times [2018-11-23 14:18:59,071 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:18:59,071 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:18:59,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:59,072 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:18:59,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:59,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:59,139 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:18:59,139 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 14:18:59,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 14:18:59,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 14:18:59,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 14:18:59,140 INFO L87 Difference]: Start difference. First operand 735 states and 891 transitions. Second operand 6 states. [2018-11-23 14:18:59,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:18:59,190 INFO L93 Difference]: Finished difference Result 1462 states and 1804 transitions. [2018-11-23 14:18:59,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 14:18:59,191 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-11-23 14:18:59,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:18:59,193 INFO L225 Difference]: With dead ends: 1462 [2018-11-23 14:18:59,193 INFO L226 Difference]: Without dead ends: 755 [2018-11-23 14:18:59,195 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:18:59,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2018-11-23 14:18:59,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 755. [2018-11-23 14:18:59,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 755 states. [2018-11-23 14:18:59,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 911 transitions. [2018-11-23 14:18:59,220 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 911 transitions. Word has length 89 [2018-11-23 14:18:59,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:18:59,221 INFO L480 AbstractCegarLoop]: Abstraction has 755 states and 911 transitions. [2018-11-23 14:18:59,221 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 14:18:59,221 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 911 transitions. [2018-11-23 14:18:59,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 14:18:59,222 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:18:59,222 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] [2018-11-23 14:18:59,222 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:18:59,222 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:18:59,223 INFO L82 PathProgramCache]: Analyzing trace with hash -954533562, now seen corresponding path program 1 times [2018-11-23 14:18:59,223 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:18:59,223 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:18:59,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:59,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:18:59,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:59,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:59,292 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:18:59,292 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 14:18:59,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 14:18:59,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 14:18:59,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 14:18:59,293 INFO L87 Difference]: Start difference. First operand 755 states and 911 transitions. Second operand 8 states. [2018-11-23 14:18:59,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:18:59,329 INFO L93 Difference]: Finished difference Result 1510 states and 1882 transitions. [2018-11-23 14:18:59,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 14:18:59,329 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2018-11-23 14:18:59,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:18:59,332 INFO L225 Difference]: With dead ends: 1510 [2018-11-23 14:18:59,332 INFO L226 Difference]: Without dead ends: 783 [2018-11-23 14:18:59,334 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 14:18:59,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2018-11-23 14:18:59,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 771. [2018-11-23 14:18:59,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2018-11-23 14:18:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 927 transitions. [2018-11-23 14:18:59,357 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 927 transitions. Word has length 89 [2018-11-23 14:18:59,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:18:59,358 INFO L480 AbstractCegarLoop]: Abstraction has 771 states and 927 transitions. [2018-11-23 14:18:59,358 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 14:18:59,358 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 927 transitions. [2018-11-23 14:18:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 14:18:59,359 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:18:59,359 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] [2018-11-23 14:18:59,360 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:18:59,360 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:18:59,360 INFO L82 PathProgramCache]: Analyzing trace with hash 770947335, now seen corresponding path program 1 times [2018-11-23 14:18:59,360 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:18:59,360 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:18:59,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:59,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:18:59,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:59,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:59,430 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:18:59,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 14:18:59,430 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 14:18:59,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 14:18:59,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 14:18:59,431 INFO L87 Difference]: Start difference. First operand 771 states and 927 transitions. Second operand 4 states. [2018-11-23 14:18:59,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:18:59,585 INFO L93 Difference]: Finished difference Result 2501 states and 3154 transitions. [2018-11-23 14:18:59,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 14:18:59,585 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2018-11-23 14:18:59,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:18:59,591 INFO L225 Difference]: With dead ends: 2501 [2018-11-23 14:18:59,591 INFO L226 Difference]: Without dead ends: 1758 [2018-11-23 14:18:59,593 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 14:18:59,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1758 states. [2018-11-23 14:18:59,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1758 to 1727. [2018-11-23 14:18:59,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1727 states. [2018-11-23 14:18:59,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 2127 transitions. [2018-11-23 14:18:59,657 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 2127 transitions. Word has length 89 [2018-11-23 14:18:59,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:18:59,658 INFO L480 AbstractCegarLoop]: Abstraction has 1727 states and 2127 transitions. [2018-11-23 14:18:59,658 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 14:18:59,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2127 transitions. [2018-11-23 14:18:59,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 14:18:59,659 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:18:59,659 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] [2018-11-23 14:18:59,660 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:18:59,660 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:18:59,660 INFO L82 PathProgramCache]: Analyzing trace with hash 2014022541, now seen corresponding path program 1 times [2018-11-23 14:18:59,660 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:18:59,660 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:18:59,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:59,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:18:59,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:59,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:59,699 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:18:59,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 14:18:59,700 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 14:18:59,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 14:18:59,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:18:59,700 INFO L87 Difference]: Start difference. First operand 1727 states and 2127 transitions. Second operand 3 states. [2018-11-23 14:18:59,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:18:59,781 INFO L93 Difference]: Finished difference Result 2742 states and 3481 transitions. [2018-11-23 14:18:59,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 14:18:59,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-11-23 14:18:59,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:18:59,791 INFO L225 Difference]: With dead ends: 2742 [2018-11-23 14:18:59,791 INFO L226 Difference]: Without dead ends: 2739 [2018-11-23 14:18:59,792 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 [2018-11-23 14:18:59,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2739 states. [2018-11-23 14:18:59,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2739 to 2553. [2018-11-23 14:18:59,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2553 states. [2018-11-23 14:18:59,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2553 states and 3253 transitions. [2018-11-23 14:18:59,898 INFO L78 Accepts]: Start accepts. Automaton has 2553 states and 3253 transitions. Word has length 93 [2018-11-23 14:18:59,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:18:59,899 INFO L480 AbstractCegarLoop]: Abstraction has 2553 states and 3253 transitions. [2018-11-23 14:18:59,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 14:18:59,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 3253 transitions. [2018-11-23 14:18:59,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 14:18:59,906 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:18:59,906 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] [2018-11-23 14:18:59,906 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:18:59,906 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:18:59,907 INFO L82 PathProgramCache]: Analyzing trace with hash -985981125, now seen corresponding path program 1 times [2018-11-23 14:18:59,907 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:18:59,907 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:18:59,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:59,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:18:59,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:18:59,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:59,991 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:18:59,991 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:18:59,991 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 14:19:00,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:00,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:19:00,150 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 14:19:00,166 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 14:19:00,166 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-11-23 14:19:00,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 14:19:00,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 14:19:00,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-23 14:19:00,167 INFO L87 Difference]: Start difference. First operand 2553 states and 3253 transitions. Second operand 6 states. [2018-11-23 14:19:00,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:00,692 INFO L93 Difference]: Finished difference Result 5866 states and 7840 transitions. [2018-11-23 14:19:00,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 14:19:00,693 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 156 [2018-11-23 14:19:00,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:00,705 INFO L225 Difference]: With dead ends: 5866 [2018-11-23 14:19:00,705 INFO L226 Difference]: Without dead ends: 3665 [2018-11-23 14:19:00,710 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 157 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:19:00,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3665 states. [2018-11-23 14:19:00,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3665 to 3623. [2018-11-23 14:19:00,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3623 states. [2018-11-23 14:19:00,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3623 states and 4564 transitions. [2018-11-23 14:19:00,852 INFO L78 Accepts]: Start accepts. Automaton has 3623 states and 4564 transitions. Word has length 156 [2018-11-23 14:19:00,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:00,853 INFO L480 AbstractCegarLoop]: Abstraction has 3623 states and 4564 transitions. [2018-11-23 14:19:00,853 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 14:19:00,853 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 4564 transitions. [2018-11-23 14:19:00,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 14:19:00,858 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:00,858 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] [2018-11-23 14:19:00,858 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:00,858 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:00,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1445410561, now seen corresponding path program 1 times [2018-11-23 14:19:00,859 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:00,859 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:00,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:00,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:00,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:00,927 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 14:19:00,927 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:19:00,928 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 14:19:00,935 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:01,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:19:01,057 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:19:01,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 14:19:01,083 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-23 14:19:01,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 14:19:01,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 14:19:01,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-23 14:19:01,084 INFO L87 Difference]: Start difference. First operand 3623 states and 4564 transitions. Second operand 8 states. [2018-11-23 14:19:01,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:01,401 INFO L93 Difference]: Finished difference Result 6325 states and 8083 transitions. [2018-11-23 14:19:01,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 14:19:01,401 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 152 [2018-11-23 14:19:01,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:01,409 INFO L225 Difference]: With dead ends: 6325 [2018-11-23 14:19:01,409 INFO L226 Difference]: Without dead ends: 3378 [2018-11-23 14:19:01,415 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 [2018-11-23 14:19:01,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3378 states. [2018-11-23 14:19:01,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3378 to 3243. [2018-11-23 14:19:01,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3243 states. [2018-11-23 14:19:01,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 3243 states and 3888 transitions. [2018-11-23 14:19:01,540 INFO L78 Accepts]: Start accepts. Automaton has 3243 states and 3888 transitions. Word has length 152 [2018-11-23 14:19:01,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:01,541 INFO L480 AbstractCegarLoop]: Abstraction has 3243 states and 3888 transitions. [2018-11-23 14:19:01,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 14:19:01,541 INFO L276 IsEmpty]: Start isEmpty. Operand 3243 states and 3888 transitions. [2018-11-23 14:19:01,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 14:19:01,547 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:01,547 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:19:01,547 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:01,548 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:01,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1415007745, now seen corresponding path program 1 times [2018-11-23 14:19:01,548 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:01,548 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:01,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:01,549 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:01,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:01,705 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:19:01,705 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:19:01,706 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 14:19:01,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:01,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:19:01,917 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:19:01,942 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 14:19:01,942 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-11-23 14:19:01,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 14:19:01,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 14:19:01,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-23 14:19:01,943 INFO L87 Difference]: Start difference. First operand 3243 states and 3888 transitions. Second operand 14 states. [2018-11-23 14:19:03,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:03,921 INFO L93 Difference]: Finished difference Result 8823 states and 11658 transitions. [2018-11-23 14:19:03,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-23 14:19:03,922 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 154 [2018-11-23 14:19:03,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:03,946 INFO L225 Difference]: With dead ends: 8823 [2018-11-23 14:19:03,946 INFO L226 Difference]: Without dead ends: 5944 [2018-11-23 14:19:03,954 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-11-23 14:19:03,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5944 states. [2018-11-23 14:19:04,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5944 to 4336. [2018-11-23 14:19:04,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4336 states. [2018-11-23 14:19:04,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4336 states to 4336 states and 5184 transitions. [2018-11-23 14:19:04,213 INFO L78 Accepts]: Start accepts. Automaton has 4336 states and 5184 transitions. Word has length 154 [2018-11-23 14:19:04,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:04,213 INFO L480 AbstractCegarLoop]: Abstraction has 4336 states and 5184 transitions. [2018-11-23 14:19:04,214 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 14:19:04,214 INFO L276 IsEmpty]: Start isEmpty. Operand 4336 states and 5184 transitions. [2018-11-23 14:19:04,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 14:19:04,217 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:04,218 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:19:04,218 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:04,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:04,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1342621187, now seen corresponding path program 1 times [2018-11-23 14:19:04,218 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:04,218 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:04,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:04,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:04,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:04,326 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:19:04,327 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:19:04,327 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 14:19:04,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 14:19:04,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 14:19:04,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-23 14:19:04,328 INFO L87 Difference]: Start difference. First operand 4336 states and 5184 transitions. Second operand 9 states. [2018-11-23 14:19:04,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:04,478 INFO L93 Difference]: Finished difference Result 5522 states and 6587 transitions. [2018-11-23 14:19:04,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 14:19:04,478 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 154 [2018-11-23 14:19:04,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:04,484 INFO L225 Difference]: With dead ends: 5522 [2018-11-23 14:19:04,484 INFO L226 Difference]: Without dead ends: 1658 [2018-11-23 14:19:04,491 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-23 14:19:04,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1658 states. [2018-11-23 14:19:04,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1658 to 1596. [2018-11-23 14:19:04,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1596 states. [2018-11-23 14:19:04,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1596 states and 1860 transitions. [2018-11-23 14:19:04,578 INFO L78 Accepts]: Start accepts. Automaton has 1596 states and 1860 transitions. Word has length 154 [2018-11-23 14:19:04,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:04,579 INFO L480 AbstractCegarLoop]: Abstraction has 1596 states and 1860 transitions. [2018-11-23 14:19:04,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 14:19:04,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1860 transitions. [2018-11-23 14:19:04,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 14:19:04,582 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:19:04,583 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] [2018-11-23 14:19:04,583 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:19:04,583 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:19:04,583 INFO L82 PathProgramCache]: Analyzing trace with hash 1287265758, now seen corresponding path program 1 times [2018-11-23 14:19:04,583 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:19:04,583 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:19:04,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:04,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:19:04,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:19:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:19:04,630 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 14:19:04,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:19:04,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 14:19:04,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 14:19:04,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 14:19:04,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:19:04,631 INFO L87 Difference]: Start difference. First operand 1596 states and 1860 transitions. Second operand 3 states. [2018-11-23 14:19:04,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:19:04,711 INFO L93 Difference]: Finished difference Result 2574 states and 3021 transitions. [2018-11-23 14:19:04,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 14:19:04,712 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2018-11-23 14:19:04,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:19:04,713 INFO L225 Difference]: With dead ends: 2574 [2018-11-23 14:19:04,713 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 14:19:04,717 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:19:04,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 14:19:04,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 14:19:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 14:19:04,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 14:19:04,718 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2018-11-23 14:19:04,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:19:04,718 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 14:19:04,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 14:19:04,718 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 14:19:04,718 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 14:19:04,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 14:19:04,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:04,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:19:05,775 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 43 [2018-11-23 14:19:06,584 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 41 [2018-11-23 14:19:07,380 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 51 [2018-11-23 14:19:07,553 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 38 [2018-11-23 14:19:08,296 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 504 510) the Hoare annotation is: true [2018-11-23 14:19:08,296 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 504 510) no Hoare annotation was computed. [2018-11-23 14:19:08,296 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 511 519) no Hoare annotation was computed. [2018-11-23 14:19:08,296 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 511 519) the Hoare annotation is: true [2018-11-23 14:19:08,296 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 511 519) no Hoare annotation was computed. [2018-11-23 14:19:08,297 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 422 444) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-23 14:19:08,297 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 422 444) no Hoare annotation was computed. [2018-11-23 14:19:08,297 INFO L444 ceAbstractionStarter]: At program point L434(line 434) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= main_~tmp~5 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:08,297 INFO L444 ceAbstractionStarter]: At program point L434-1(line 434) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= main_~tmp~5 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:08,297 INFO L448 ceAbstractionStarter]: For program point L432(lines 432 439) no Hoare annotation was computed. [2018-11-23 14:19:08,297 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 432 439) no Hoare annotation was computed. [2018-11-23 14:19:08,297 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-23 14:19:08,297 INFO L444 ceAbstractionStarter]: At program point L429(line 429) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-23 14:19:08,297 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 422 444) no Hoare annotation was computed. [2018-11-23 14:19:08,297 INFO L444 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-23 14:19:08,298 INFO L444 ceAbstractionStarter]: At program point L428-1(line 428) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-23 14:19:08,298 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 321 335) no Hoare annotation was computed. [2018-11-23 14:19:08,298 INFO L444 ceAbstractionStarter]: At program point L327(line 327) the Hoare annotation is: (and (or (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= 1 |old(~pumpRunning~0)|)) (or (= |old(~systemActive~0)| 0) (< ~waterLevel~0 2)))) (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~methAndRunningLastTime~0 0)))) [2018-11-23 14:19:08,298 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 321 335) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 0)) (.cse0 (= |old(~systemActive~0)| 0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< ~waterLevel~0 2)) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not .cse0) .cse1 (< ~waterLevel~0 1) .cse2 .cse3) (or .cse1 .cse4 (not (= ~waterLevel~0 1)) .cse2) (or (and (not .cse3) .cse4) (or (not (= 1 |old(~pumpRunning~0)|)) (or .cse0 .cse5))) (or .cse4 (or .cse1 .cse5 .cse2)))) [2018-11-23 14:19:08,298 INFO L448 ceAbstractionStarter]: For program point L325(lines 325 331) no Hoare annotation was computed. [2018-11-23 14:19:08,298 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 321 335) no Hoare annotation was computed. [2018-11-23 14:19:08,298 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 238 246) no Hoare annotation was computed. [2018-11-23 14:19:08,298 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 238 246) the Hoare annotation is: true [2018-11-23 14:19:08,298 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 238 246) no Hoare annotation was computed. [2018-11-23 14:19:08,298 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 302 320) the Hoare annotation is: true [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point L311(lines 311 315) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 302 320) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L451 ceAbstractionStarter]: At program point L309(line 309) the Hoare annotation is: true [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point L311-2(lines 311 315) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point L309-1(line 309) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 302 320) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 497 503) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 497 503) the Hoare annotation is: true [2018-11-23 14:19:08,299 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 408 418) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-23 14:19:08,299 INFO L444 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 408 418) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 408 418) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 219 226) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (or (< ~waterLevel~0 1) .cse0 (not (= ~systemActive~0 1))) .cse1) (or .cse1 (or .cse0 (or (= ~systemActive~0 0) (< ~waterLevel~0 2)))))) [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 219 226) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 219 226) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point L605(lines 605 611) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 601 614) no Hoare annotation was computed. [2018-11-23 14:19:08,299 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 601 614) the Hoare annotation is: true [2018-11-23 14:19:08,299 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 601 614) no Hoare annotation was computed. [2018-11-23 14:19:08,300 INFO L444 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or (< ~waterLevel~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2) (or .cse1 (< ~waterLevel~0 2) .cse0 .cse2))) [2018-11-23 14:19:08,300 INFO L448 ceAbstractionStarter]: For program point L192-1(line 192) no Hoare annotation was computed. [2018-11-23 14:19:08,300 INFO L448 ceAbstractionStarter]: For program point L190(lines 190 207) no Hoare annotation was computed. [2018-11-23 14:19:08,300 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 186 210) no Hoare annotation was computed. [2018-11-23 14:19:08,300 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 186 210) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse2) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse2 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-23 14:19:08,300 INFO L444 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-23 14:19:08,300 INFO L448 ceAbstractionStarter]: For program point L205-1(lines 186 210) no Hoare annotation was computed. [2018-11-23 14:19:08,300 INFO L444 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (< ~waterLevel~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2) (or .cse1 (< ~waterLevel~0 2) .cse0 .cse2))) [2018-11-23 14:19:08,300 INFO L444 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or (< ~waterLevel~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (and (= processEnvironment_~tmp~2 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2) (or .cse1 (< ~waterLevel~0 2) .cse0 .cse2))) [2018-11-23 14:19:08,300 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 202) no Hoare annotation was computed. [2018-11-23 14:19:08,300 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2018-11-23 14:19:08,300 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2018-11-23 14:19:08,300 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 66 72) no Hoare annotation was computed. [2018-11-23 14:19:08,300 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 46 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-23 14:19:08,300 INFO L448 ceAbstractionStarter]: For program point L58(lines 58 62) no Hoare annotation was computed. [2018-11-23 14:19:08,300 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 46 113) no Hoare annotation was computed. [2018-11-23 14:19:08,300 INFO L444 ceAbstractionStarter]: At program point L106(lines 55 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 14:19:08,301 INFO L444 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) (= ~pumpRunning~0 1) .cse0) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 14:19:08,301 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 100) no Hoare annotation was computed. [2018-11-23 14:19:08,301 INFO L444 ceAbstractionStarter]: At program point L94-1(lines 86 101) the Hoare annotation is: (let ((.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= ~systemActive~0 1)) (.cse6 (<= 2 ~waterLevel~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse2 .cse5 .cse3 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse6 (= ~pumpRunning~0 1) .cse5 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse6 .cse3) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 14:19:08,301 INFO L448 ceAbstractionStarter]: For program point L57(lines 56 105) no Hoare annotation was computed. [2018-11-23 14:19:08,301 INFO L444 ceAbstractionStarter]: At program point L88(line 88) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 14:19:08,301 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 101) no Hoare annotation was computed. [2018-11-23 14:19:08,301 INFO L444 ceAbstractionStarter]: At program point L78(line 78) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse4 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and (= ~systemActive~0 0) .cse0 .cse1 .cse2 .cse3) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse4 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse4 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 14:19:08,301 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 82) no Hoare annotation was computed. [2018-11-23 14:19:08,301 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2018-11-23 14:19:08,301 INFO L444 ceAbstractionStarter]: At program point L103(lines 56 105) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse4 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and (= ~systemActive~0 0) .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse4 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 14:19:08,301 INFO L444 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~systemActive~0 0) .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse4 .cse2 .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse4 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 14:19:08,302 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 46 113) no Hoare annotation was computed. [2018-11-23 14:19:08,302 INFO L448 ceAbstractionStarter]: For program point L66(lines 66 72) no Hoare annotation was computed. [2018-11-23 14:19:08,302 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 615 623) no Hoare annotation was computed. [2018-11-23 14:19:08,302 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 615 623) the Hoare annotation is: true [2018-11-23 14:19:08,302 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 615 623) no Hoare annotation was computed. [2018-11-23 14:19:08,302 INFO L444 ceAbstractionStarter]: At program point L471(line 471) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (< ~waterLevel~0 1)) (.cse3 (< ~waterLevel~0 2)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse1 (not (= ~systemActive~0 0)) .cse0) (or .cse3 .cse4 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse3 .cse4 (or .cse2 (not (= ~methaneLevelCritical~0 0)))))) [2018-11-23 14:19:08,302 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 475) no Hoare annotation was computed. [2018-11-23 14:19:08,302 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-11-23 14:19:08,302 INFO L444 ceAbstractionStarter]: At program point L466(line 466) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~systemActive~0 0))) (.cse7 (< ~waterLevel~0 1)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse8 (< ~waterLevel~0 2)) (.cse9 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse0 .cse5 .cse6) .cse7) (or .cse0 .cse2 .cse5 .cse3 .cse4) (or .cse1 .cse7 (or .cse0 .cse6)) (or .cse2 .cse8 .cse9 .cse5 .cse4) (or .cse8 .cse9 (or .cse5 .cse6)))) [2018-11-23 14:19:08,302 INFO L448 ceAbstractionStarter]: For program point L466-1(line 466) no Hoare annotation was computed. [2018-11-23 14:19:08,303 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 456 484) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 1))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (= ~systemActive~0 0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse2 .cse3) (or .cse1 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse4 .cse3))) [2018-11-23 14:19:08,303 INFO L448 ceAbstractionStarter]: For program point L464(lines 464 481) no Hoare annotation was computed. [2018-11-23 14:19:08,303 INFO L448 ceAbstractionStarter]: For program point L464-1(lines 456 484) no Hoare annotation was computed. [2018-11-23 14:19:08,303 INFO L444 ceAbstractionStarter]: At program point L462(line 462) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 1))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (= ~systemActive~0 0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse2 .cse3) (or .cse1 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse4 .cse3))) [2018-11-23 14:19:08,303 INFO L448 ceAbstractionStarter]: For program point L462-1(line 462) no Hoare annotation was computed. [2018-11-23 14:19:08,303 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 456 484) no Hoare annotation was computed. [2018-11-23 14:19:08,303 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 448 455) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0)) [2018-11-23 14:19:08,303 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 448 455) no Hoare annotation was computed. [2018-11-23 14:19:08,303 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 448 455) no Hoare annotation was computed. [2018-11-23 14:19:08,303 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:19:08,303 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-23 14:19:08,303 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:19:08,303 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 211 218) no Hoare annotation was computed. [2018-11-23 14:19:08,303 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 211 218) no Hoare annotation was computed. [2018-11-23 14:19:08,303 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 211 218) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point L290-1(line 290) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 283 301) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 283 301) the Hoare annotation is: true [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 283 301) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 296) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L451 ceAbstractionStarter]: At program point L290(line 290) the Hoare annotation is: true [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point L292-2(lines 292 296) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 548 559) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse5 (not (= ~systemActive~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse6 (< ~waterLevel~0 2)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 (< ~waterLevel~0 1) .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse0 .cse5 (not (= ~waterLevel~0 1)) .cse3 .cse4) (or .cse2 (or .cse6 (not (= 1 ~pumpRunning~0)) .cse1 .cse3 .cse4)) (or .cse2 .cse5 (or .cse0 .cse6 .cse3 .cse4)))) [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 548 559) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 548 559) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 560 568) the Hoare annotation is: true [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 560 568) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 560 568) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L451 ceAbstractionStarter]: At program point L352(line 352) the Hoare annotation is: true [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 346 375) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point L352-1(line 352) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 346 375) the Hoare annotation is: true [2018-11-23 14:19:08,304 INFO L451 ceAbstractionStarter]: At program point L371(lines 346 375) the Hoare annotation is: true [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point L367(line 367) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 364) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L451 ceAbstractionStarter]: At program point L360-1(lines 360 364) the Hoare annotation is: true [2018-11-23 14:19:08,304 INFO L448 ceAbstractionStarter]: For program point L357(line 357) no Hoare annotation was computed. [2018-11-23 14:19:08,304 INFO L451 ceAbstractionStarter]: At program point L356-2(lines 356 370) the Hoare annotation is: true [2018-11-23 14:19:08,305 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 128 151) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (and .cse8 (= 0 ~methAndRunningLastTime~0) .cse9)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (< |old(~waterLevel~0)| 1)) (.cse1 (not (= ~systemActive~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= ~systemActive~0 1))) (.cse6 (and .cse8 .cse9))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2 .cse5 .cse4) (or .cse1 .cse6 (or .cse0 .cse3 (not (= ~methaneLevelCritical~0 0)))) (or .cse6 .cse1 (or .cse0 .cse7)) (or (or .cse7 (not (= 1 |old(~pumpRunning~0)|)) .cse5) .cse6)))) [2018-11-23 14:19:08,305 INFO L444 ceAbstractionStarter]: At program point L141(line 141) the Hoare annotation is: (let ((.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (not (= ~systemActive~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< |old(~waterLevel~0)| 1)) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (or .cse0 .cse4)) (or .cse0 .cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~methAndRunningLastTime~0) .cse5) .cse6 .cse3) (or .cse1 (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0)))) (or (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse5) (or .cse4 (not (= 1 |old(~pumpRunning~0)|)) .cse6)))) [2018-11-23 14:19:08,305 INFO L444 ceAbstractionStarter]: At program point L139(lines 139 145) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse5 (< |old(~waterLevel~0)| 1)) (.cse2 (not (= ~systemActive~0 0))) (.cse3 (and .cse6 .cse8)) (.cse0 (< |old(~waterLevel~0)| 2)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse10 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1)) (or .cse2 .cse3 (or .cse4 .cse5 (not (= ~methaneLevelCritical~0 0)))) (or .cse4 .cse2 (and .cse6 .cse7 .cse8) .cse9 .cse10) (or (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse6 .cse7) .cse4 .cse5 .cse1 .cse3 .cse10) (or .cse2 .cse3 (or .cse4 .cse0)) (or .cse4 .cse7 .cse1 .cse9 .cse10)))) [2018-11-23 14:19:08,305 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 128 151) no Hoare annotation was computed. [2018-11-23 14:19:08,305 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 128 151) no Hoare annotation was computed. [2018-11-23 14:19:08,305 INFO L444 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 0))) (.cse2 (< |old(~waterLevel~0)| 1)) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (or .cse0 .cse4)) (or .cse0 .cse4 .cse5 .cse3) (or .cse1 (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0)))) (or (or .cse4 (not (= 1 |old(~pumpRunning~0)|)) .cse5) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse0 .cse5 (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-11-23 14:19:08,305 INFO L448 ceAbstractionStarter]: For program point L132(lines 131 150) no Hoare annotation was computed. [2018-11-23 14:19:08,305 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 524 535) no Hoare annotation was computed. [2018-11-23 14:19:08,306 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 524 535) the Hoare annotation is: (or (= ~waterLevel~0 |old(~waterLevel~0)|) (or (not (= ~systemActive~0 1)) (< |old(~waterLevel~0)| 2) (not (= 1 ~pumpRunning~0)))) [2018-11-23 14:19:08,306 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 524 535) no Hoare annotation was computed. [2018-11-23 14:19:08,306 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 400 406) no Hoare annotation was computed. [2018-11-23 14:19:08,306 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 400 406) the Hoare annotation is: true [2018-11-23 14:19:08,306 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:19:08,306 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)) [2018-11-23 14:19:08,306 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 14:19:08,306 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:19:08,306 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 160 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2018-11-23 14:19:08,306 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 160 184) no Hoare annotation was computed. [2018-11-23 14:19:08,306 INFO L444 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< ~waterLevel~0 2) .cse1 .cse2))) [2018-11-23 14:19:08,306 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2018-11-23 14:19:08,307 INFO L444 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2018-11-23 14:19:08,307 INFO L444 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or (or .cse0 (< ~waterLevel~0 2) .cse1 .cse2) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) [2018-11-23 14:19:08,307 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 176) no Hoare annotation was computed. [2018-11-23 14:19:08,307 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2018-11-23 14:19:08,307 INFO L448 ceAbstractionStarter]: For program point L166-1(line 166) no Hoare annotation was computed. [2018-11-23 14:19:08,307 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 181) no Hoare annotation was computed. [2018-11-23 14:19:08,307 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 336 343) no Hoare annotation was computed. [2018-11-23 14:19:08,307 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 336 343) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 0)) (= ~systemActive~0 0) (< ~waterLevel~0 1) (not (= ~methAndRunningLastTime~0 0))) [2018-11-23 14:19:08,307 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 336 343) no Hoare annotation was computed. [2018-11-23 14:19:08,307 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 536 547) no Hoare annotation was computed. [2018-11-23 14:19:08,308 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 536 547) no Hoare annotation was computed. [2018-11-23 14:19:08,308 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 536 547) the Hoare annotation is: (let ((.cse2 (< |old(~waterLevel~0)| 1)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 (< |old(~waterLevel~0)| 2) (not (= 1 ~pumpRunning~0)) .cse1) (or (not (= ~systemActive~0 0)) .cse2 .cse3 .cse4 .cse1) (or .cse2 (or .cse4 .cse0) .cse3 .cse1))) [2018-11-23 14:19:08,308 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 991 998) no Hoare annotation was computed. [2018-11-23 14:19:08,308 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 991 998) the Hoare annotation is: true [2018-11-23 14:19:08,308 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 995) no Hoare annotation was computed. [2018-11-23 14:19:08,308 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 991 998) no Hoare annotation was computed. [2018-11-23 14:19:08,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:19:08 BoogieIcfgContainer [2018-11-23 14:19:08,319 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 14:19:08,319 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:19:08,319 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:19:08,319 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:19:08,320 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:18:57" (3/4) ... [2018-11-23 14:19:08,323 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 14:19:08,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 14:19:08,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 14:19:08,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-23 14:19:08,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 14:19:08,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 14:19:08,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 14:19:08,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 14:19:08,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 14:19:08,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 14:19:08,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 14:19:08,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 14:19:08,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 14:19:08,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 14:19:08,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 14:19:08,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 14:19:08,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 14:19:08,338 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-23 14:19:08,338 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 14:19:08,338 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 14:19:08,339 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 14:19:08,339 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 14:19:08,339 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:19:08,339 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:19:08,362 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((systemActive == 0 && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || !(0 == \old(pumpRunning))) || (((2 <= waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 14:19:08,362 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) [2018-11-23 14:19:08,393 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5e521074-d17d-4e07-a71d-a097ddb37308/bin-2019/uautomizer/witness.graphml [2018-11-23 14:19:08,393 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:19:08,394 INFO L168 Benchmark]: Toolchain (without parser) took 12037.13 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 588.8 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -188.6 MB). Peak memory consumption was 400.2 MB. Max. memory is 11.5 GB. [2018-11-23 14:19:08,394 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:19:08,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 64.5 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -95.4 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-23 14:19:08,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:19:08,395 INFO L168 Benchmark]: Boogie Preprocessor took 31.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 14:19:08,395 INFO L168 Benchmark]: RCFGBuilder took 505.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 996.3 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 11.5 GB. [2018-11-23 14:19:08,395 INFO L168 Benchmark]: TraceAbstraction took 11038.67 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 524.3 MB). Free memory was 996.3 MB in the beginning and 1.2 GB in the end (delta: -164.9 MB). Peak memory consumption was 610.5 MB. Max. memory is 11.5 GB. [2018-11-23 14:19:08,396 INFO L168 Benchmark]: Witness Printer took 74.19 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-23 14:19:08,397 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 354.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 64.5 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -95.4 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 505.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 996.3 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11038.67 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 524.3 MB). Free memory was 996.3 MB in the beginning and 1.2 GB in the end (delta: -164.9 MB). Peak memory consumption was 610.5 MB. Max. memory is 11.5 GB. * Witness Printer took 74.19 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 995]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((((((((((systemActive == 0 && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || !(0 == \old(pumpRunning))) || (((2 <= waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 156 locations, 1 error locations. SAFE Result, 10.9s OverallTime, 14 OverallIterations, 2 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2702 SDtfs, 2189 SDslu, 5985 SDs, 0 SdLazy, 3528 SolverSat, 838 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 601 GetRequests, 513 SyntacticMatches, 2 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4336occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 14 MinimizatonAttempts, 2192 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 7082 PreInvPairs, 7229 NumberOfFragments, 2320 HoareAnnotationTreeSize, 7082 FomulaSimplifications, 16254 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 65 FomulaSimplificationsInter, 17889 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1887 NumberOfCodeBlocks, 1887 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1870 ConstructedInterpolants, 0 QuantifiedInterpolants, 346431 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2723 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 17 InterpolantComputations, 14 PerfectInterpolantSequences, 359/383 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...