./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 166d50f854e9d57ec06fdf30b85b3272203a25d5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:21:21,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:21:21,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:21:21,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:21:21,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:21:21,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:21:21,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:21:21,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:21:21,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:21:21,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:21:21,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:21:21,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:21:21,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:21:21,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:21:21,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:21:21,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:21:21,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:21:21,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:21:21,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:21:21,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:21:21,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:21:21,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:21:21,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:21:21,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:21:21,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:21:21,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:21:21,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:21:21,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:21:21,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:21:21,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:21:21,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:21:21,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:21:21,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:21:21,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:21:21,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:21:21,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:21:21,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:21:21,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:21:21,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:21:21,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:21:21,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:21:21,432 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:21:21,485 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:21:21,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:21:21,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:21:21,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:21:21,489 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:21:21,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:21:21,490 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:21:21,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:21:21,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:21:21,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:21:21,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:21:21,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:21:21,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:21:21,493 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:21:21,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:21:21,494 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:21:21,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:21:21,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:21:21,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:21:21,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:21:21,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:21:21,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:21:21,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:21:21,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:21:21,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:21:21,506 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:21:21,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:21:21,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:21:21,507 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:21:21,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 166d50f854e9d57ec06fdf30b85b3272203a25d5 [2020-11-28 03:21:21,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:21:21,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:21:21,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:21:21,951 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:21:21,952 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:21:21,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2020-11-28 03:21:22,046 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/data/0894fbc41/bd69a44629a143efbfe7b277ec525cac/FLAG0c2f0d755 [2020-11-28 03:21:22,710 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:21:22,711 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2020-11-28 03:21:22,730 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/data/0894fbc41/bd69a44629a143efbfe7b277ec525cac/FLAG0c2f0d755 [2020-11-28 03:21:22,912 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/data/0894fbc41/bd69a44629a143efbfe7b277ec525cac [2020-11-28 03:21:22,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:21:22,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:21:22,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:21:22,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:21:22,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:21:22,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:21:22" (1/1) ... [2020-11-28 03:21:22,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68fcc5ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:22, skipping insertion in model container [2020-11-28 03:21:22,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:21:22" (1/1) ... [2020-11-28 03:21:22,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:21:22,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:21:23,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:21:23,340 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:21:23,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:21:23,501 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:21:23,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23 WrapperNode [2020-11-28 03:21:23,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:21:23,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:21:23,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:21:23,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:21:23,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23" (1/1) ... [2020-11-28 03:21:23,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23" (1/1) ... [2020-11-28 03:21:23,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:21:23,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:21:23,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:21:23,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:21:23,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23" (1/1) ... [2020-11-28 03:21:23,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23" (1/1) ... [2020-11-28 03:21:23,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23" (1/1) ... [2020-11-28 03:21:23,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23" (1/1) ... [2020-11-28 03:21:23,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23" (1/1) ... [2020-11-28 03:21:23,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23" (1/1) ... [2020-11-28 03:21:23,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23" (1/1) ... [2020-11-28 03:21:23,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:21:23,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:21:23,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:21:23,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:21:23,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/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 [2020-11-28 03:21:23,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:21:23,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:21:23,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:21:23,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:21:25,617 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:21:25,618 INFO L298 CfgBuilder]: Removed 360 assume(true) statements. [2020-11-28 03:21:25,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:21:25 BoogieIcfgContainer [2020-11-28 03:21:25,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:21:25,625 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:21:25,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:21:25,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:21:25,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:21:22" (1/3) ... [2020-11-28 03:21:25,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2646acc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:21:25, skipping insertion in model container [2020-11-28 03:21:25,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:23" (2/3) ... [2020-11-28 03:21:25,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2646acc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:21:25, skipping insertion in model container [2020-11-28 03:21:25,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:21:25" (3/3) ... [2020-11-28 03:21:25,636 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product63.cil.c [2020-11-28 03:21:25,652 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:21:25,658 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:21:25,672 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:21:25,719 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:21:25,719 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:21:25,719 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:21:25,720 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:21:25,720 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:21:25,720 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:21:25,720 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:21:25,720 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:21:25,753 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states. [2020-11-28 03:21:25,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 03:21:25,760 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:25,761 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:25,762 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:25,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:25,767 INFO L82 PathProgramCache]: Analyzing trace with hash -1561914366, now seen corresponding path program 1 times [2020-11-28 03:21:25,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:25,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958813775] [2020-11-28 03:21:25,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:26,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:26,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958813775] [2020-11-28 03:21:26,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:26,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:21:26,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834839091] [2020-11-28 03:21:26,184 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:21:26,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:26,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:21:26,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:21:26,204 INFO L87 Difference]: Start difference. First operand 234 states. Second operand 2 states. [2020-11-28 03:21:26,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:26,295 INFO L93 Difference]: Finished difference Result 458 states and 687 transitions. [2020-11-28 03:21:26,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:21:26,296 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-28 03:21:26,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:26,318 INFO L225 Difference]: With dead ends: 458 [2020-11-28 03:21:26,319 INFO L226 Difference]: Without dead ends: 227 [2020-11-28 03:21:26,328 INFO L677 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 [2020-11-28 03:21:26,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-11-28 03:21:26,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2020-11-28 03:21:26,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-11-28 03:21:26,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2020-11-28 03:21:26,422 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 18 [2020-11-28 03:21:26,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:26,422 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2020-11-28 03:21:26,423 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:21:26,423 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2020-11-28 03:21:26,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 03:21:26,428 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:26,428 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:26,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:21:26,428 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:26,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:26,432 INFO L82 PathProgramCache]: Analyzing trace with hash 87000099, now seen corresponding path program 1 times [2020-11-28 03:21:26,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:26,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307217808] [2020-11-28 03:21:26,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:26,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307217808] [2020-11-28 03:21:26,593 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:26,593 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:21:26,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047916402] [2020-11-28 03:21:26,595 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:26,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:26,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:26,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:26,596 INFO L87 Difference]: Start difference. First operand 227 states and 334 transitions. Second operand 3 states. [2020-11-28 03:21:26,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:26,613 INFO L93 Difference]: Finished difference Result 227 states and 334 transitions. [2020-11-28 03:21:26,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:26,614 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-28 03:21:26,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:26,616 INFO L225 Difference]: With dead ends: 227 [2020-11-28 03:21:26,616 INFO L226 Difference]: Without dead ends: 87 [2020-11-28 03:21:26,617 INFO L677 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 [2020-11-28 03:21:26,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-11-28 03:21:26,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2020-11-28 03:21:26,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-11-28 03:21:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2020-11-28 03:21:26,632 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 19 [2020-11-28 03:21:26,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:26,632 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2020-11-28 03:21:26,632 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:26,633 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2020-11-28 03:21:26,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 03:21:26,635 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:26,635 INFO L422 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] [2020-11-28 03:21:26,636 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:21:26,637 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:26,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:26,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1431011903, now seen corresponding path program 1 times [2020-11-28 03:21:26,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:26,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273547861] [2020-11-28 03:21:26,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:26,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:26,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273547861] [2020-11-28 03:21:26,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:26,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:21:26,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126865831] [2020-11-28 03:21:26,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:26,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:26,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:26,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:26,753 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand 3 states. [2020-11-28 03:21:26,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:26,789 INFO L93 Difference]: Finished difference Result 247 states and 367 transitions. [2020-11-28 03:21:26,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:26,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-11-28 03:21:26,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:26,795 INFO L225 Difference]: With dead ends: 247 [2020-11-28 03:21:26,796 INFO L226 Difference]: Without dead ends: 167 [2020-11-28 03:21:26,798 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:26,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-11-28 03:21:26,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2020-11-28 03:21:26,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-11-28 03:21:26,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 242 transitions. [2020-11-28 03:21:26,824 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 242 transitions. Word has length 24 [2020-11-28 03:21:26,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:26,824 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 242 transitions. [2020-11-28 03:21:26,825 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:26,825 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2020-11-28 03:21:26,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 03:21:26,827 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:26,827 INFO L422 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] [2020-11-28 03:21:26,827 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:21:26,828 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:26,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:26,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1446560635, now seen corresponding path program 1 times [2020-11-28 03:21:26,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:26,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677035829] [2020-11-28 03:21:26,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:26,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:26,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677035829] [2020-11-28 03:21:26,906 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:26,907 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:21:26,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624449097] [2020-11-28 03:21:26,907 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:26,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:26,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:26,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:26,909 INFO L87 Difference]: Start difference. First operand 163 states and 242 transitions. Second operand 3 states. [2020-11-28 03:21:27,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:27,029 INFO L93 Difference]: Finished difference Result 332 states and 499 transitions. [2020-11-28 03:21:27,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:27,030 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-28 03:21:27,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:27,031 INFO L225 Difference]: With dead ends: 332 [2020-11-28 03:21:27,032 INFO L226 Difference]: Without dead ends: 176 [2020-11-28 03:21:27,033 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:27,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-11-28 03:21:27,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2020-11-28 03:21:27,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-11-28 03:21:27,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 252 transitions. [2020-11-28 03:21:27,059 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 252 transitions. Word has length 27 [2020-11-28 03:21:27,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:27,059 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 252 transitions. [2020-11-28 03:21:27,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:27,059 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 252 transitions. [2020-11-28 03:21:27,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 03:21:27,061 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:27,061 INFO L422 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] [2020-11-28 03:21:27,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:21:27,061 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:27,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:27,062 INFO L82 PathProgramCache]: Analyzing trace with hash 1752519880, now seen corresponding path program 1 times [2020-11-28 03:21:27,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:27,063 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352213223] [2020-11-28 03:21:27,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:27,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:27,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352213223] [2020-11-28 03:21:27,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:27,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:21:27,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819599388] [2020-11-28 03:21:27,180 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:21:27,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:27,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:21:27,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:21:27,181 INFO L87 Difference]: Start difference. First operand 174 states and 252 transitions. Second operand 5 states. [2020-11-28 03:21:27,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:27,421 INFO L93 Difference]: Finished difference Result 859 states and 1254 transitions. [2020-11-28 03:21:27,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 03:21:27,423 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-11-28 03:21:27,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:27,427 INFO L225 Difference]: With dead ends: 859 [2020-11-28 03:21:27,427 INFO L226 Difference]: Without dead ends: 692 [2020-11-28 03:21:27,428 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 03:21:27,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2020-11-28 03:21:27,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 327. [2020-11-28 03:21:27,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-11-28 03:21:27,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 468 transitions. [2020-11-28 03:21:27,493 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 468 transitions. Word has length 27 [2020-11-28 03:21:27,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:27,494 INFO L481 AbstractCegarLoop]: Abstraction has 327 states and 468 transitions. [2020-11-28 03:21:27,494 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:21:27,494 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 468 transitions. [2020-11-28 03:21:27,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 03:21:27,500 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:27,501 INFO L422 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] [2020-11-28 03:21:27,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:21:27,501 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:27,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:27,502 INFO L82 PathProgramCache]: Analyzing trace with hash 318374720, now seen corresponding path program 1 times [2020-11-28 03:21:27,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:27,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31739298] [2020-11-28 03:21:27,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:27,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:27,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31739298] [2020-11-28 03:21:27,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:27,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:21:27,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709439528] [2020-11-28 03:21:27,624 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:21:27,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:27,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:21:27,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:21:27,625 INFO L87 Difference]: Start difference. First operand 327 states and 468 transitions. Second operand 5 states. [2020-11-28 03:21:27,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:27,884 INFO L93 Difference]: Finished difference Result 1273 states and 1823 transitions. [2020-11-28 03:21:27,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:21:27,885 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-11-28 03:21:27,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:27,894 INFO L225 Difference]: With dead ends: 1273 [2020-11-28 03:21:27,895 INFO L226 Difference]: Without dead ends: 953 [2020-11-28 03:21:27,896 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 03:21:27,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2020-11-28 03:21:27,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 325. [2020-11-28 03:21:27,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-11-28 03:21:27,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 462 transitions. [2020-11-28 03:21:27,933 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 462 transitions. Word has length 28 [2020-11-28 03:21:27,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:27,937 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 462 transitions. [2020-11-28 03:21:27,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:21:27,938 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 462 transitions. [2020-11-28 03:21:27,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 03:21:27,943 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:27,944 INFO L422 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] [2020-11-28 03:21:27,944 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:21:27,944 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:27,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:27,946 INFO L82 PathProgramCache]: Analyzing trace with hash -1977068216, now seen corresponding path program 1 times [2020-11-28 03:21:27,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:27,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975511288] [2020-11-28 03:21:27,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:28,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:28,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975511288] [2020-11-28 03:21:28,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:28,016 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:21:28,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589713648] [2020-11-28 03:21:28,017 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:21:28,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:28,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:21:28,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:21:28,018 INFO L87 Difference]: Start difference. First operand 325 states and 462 transitions. Second operand 5 states. [2020-11-28 03:21:28,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:28,174 INFO L93 Difference]: Finished difference Result 843 states and 1181 transitions. [2020-11-28 03:21:28,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:21:28,175 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-11-28 03:21:28,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:28,179 INFO L225 Difference]: With dead ends: 843 [2020-11-28 03:21:28,179 INFO L226 Difference]: Without dead ends: 525 [2020-11-28 03:21:28,180 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:21:28,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2020-11-28 03:21:28,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 361. [2020-11-28 03:21:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2020-11-28 03:21:28,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 498 transitions. [2020-11-28 03:21:28,216 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 498 transitions. Word has length 37 [2020-11-28 03:21:28,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:28,217 INFO L481 AbstractCegarLoop]: Abstraction has 361 states and 498 transitions. [2020-11-28 03:21:28,218 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:21:28,218 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 498 transitions. [2020-11-28 03:21:28,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 03:21:28,219 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:28,219 INFO L422 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] [2020-11-28 03:21:28,219 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:21:28,219 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:28,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:28,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1306781830, now seen corresponding path program 1 times [2020-11-28 03:21:28,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:28,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907524680] [2020-11-28 03:21:28,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:28,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:28,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907524680] [2020-11-28 03:21:28,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:28,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:21:28,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365878660] [2020-11-28 03:21:28,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:21:28,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:28,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:21:28,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:21:28,323 INFO L87 Difference]: Start difference. First operand 361 states and 498 transitions. Second operand 5 states. [2020-11-28 03:21:28,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:28,520 INFO L93 Difference]: Finished difference Result 959 states and 1298 transitions. [2020-11-28 03:21:28,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:21:28,521 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-11-28 03:21:28,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:28,527 INFO L225 Difference]: With dead ends: 959 [2020-11-28 03:21:28,527 INFO L226 Difference]: Without dead ends: 605 [2020-11-28 03:21:28,529 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-28 03:21:28,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2020-11-28 03:21:28,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 385. [2020-11-28 03:21:28,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-11-28 03:21:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 522 transitions. [2020-11-28 03:21:28,569 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 522 transitions. Word has length 37 [2020-11-28 03:21:28,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:28,570 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 522 transitions. [2020-11-28 03:21:28,570 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:21:28,571 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 522 transitions. [2020-11-28 03:21:28,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 03:21:28,572 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:28,572 INFO L422 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] [2020-11-28 03:21:28,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:21:28,573 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:28,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:28,574 INFO L82 PathProgramCache]: Analyzing trace with hash 285713476, now seen corresponding path program 1 times [2020-11-28 03:21:28,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:28,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082311656] [2020-11-28 03:21:28,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:28,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:28,645 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082311656] [2020-11-28 03:21:28,645 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:28,645 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:21:28,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39497184] [2020-11-28 03:21:28,646 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:28,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:28,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:28,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:28,647 INFO L87 Difference]: Start difference. First operand 385 states and 522 transitions. Second operand 3 states. [2020-11-28 03:21:28,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:28,727 INFO L93 Difference]: Finished difference Result 871 states and 1175 transitions. [2020-11-28 03:21:28,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:28,728 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-11-28 03:21:28,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:28,732 INFO L225 Difference]: With dead ends: 871 [2020-11-28 03:21:28,732 INFO L226 Difference]: Without dead ends: 493 [2020-11-28 03:21:28,733 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:28,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-11-28 03:21:28,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2020-11-28 03:21:28,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-11-28 03:21:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 652 transitions. [2020-11-28 03:21:28,779 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 652 transitions. Word has length 37 [2020-11-28 03:21:28,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:28,779 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 652 transitions. [2020-11-28 03:21:28,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:28,780 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 652 transitions. [2020-11-28 03:21:28,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-28 03:21:28,782 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:28,783 INFO L422 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] [2020-11-28 03:21:28,783 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:21:28,783 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:28,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:28,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1821511428, now seen corresponding path program 1 times [2020-11-28 03:21:28,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:28,784 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128321364] [2020-11-28 03:21:28,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:28,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:28,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128321364] [2020-11-28 03:21:28,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:28,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-28 03:21:28,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022700353] [2020-11-28 03:21:28,908 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-28 03:21:28,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:28,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-28 03:21:28,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-11-28 03:21:28,910 INFO L87 Difference]: Start difference. First operand 493 states and 652 transitions. Second operand 8 states. [2020-11-28 03:21:30,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:30,139 INFO L93 Difference]: Finished difference Result 1902 states and 2496 transitions. [2020-11-28 03:21:30,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-11-28 03:21:30,141 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 38 [2020-11-28 03:21:30,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:30,154 INFO L225 Difference]: With dead ends: 1902 [2020-11-28 03:21:30,155 INFO L226 Difference]: Without dead ends: 1416 [2020-11-28 03:21:30,157 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=253, Invalid=869, Unknown=0, NotChecked=0, Total=1122 [2020-11-28 03:21:30,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1416 states. [2020-11-28 03:21:30,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1416 to 493. [2020-11-28 03:21:30,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-11-28 03:21:30,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 640 transitions. [2020-11-28 03:21:30,233 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 640 transitions. Word has length 38 [2020-11-28 03:21:30,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:30,234 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 640 transitions. [2020-11-28 03:21:30,234 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-28 03:21:30,234 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 640 transitions. [2020-11-28 03:21:30,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-28 03:21:30,236 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:30,236 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-28 03:21:30,237 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-28 03:21:30,239 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:30,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:30,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1580704380, now seen corresponding path program 1 times [2020-11-28 03:21:30,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:30,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012088691] [2020-11-28 03:21:30,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:30,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:30,330 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 03:21:30,330 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012088691] [2020-11-28 03:21:30,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:30,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:21:30,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318699089] [2020-11-28 03:21:30,331 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:30,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:30,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:30,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:30,340 INFO L87 Difference]: Start difference. First operand 493 states and 640 transitions. Second operand 3 states. [2020-11-28 03:21:30,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:30,442 INFO L93 Difference]: Finished difference Result 581 states and 753 transitions. [2020-11-28 03:21:30,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:30,443 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-11-28 03:21:30,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:30,446 INFO L225 Difference]: With dead ends: 581 [2020-11-28 03:21:30,446 INFO L226 Difference]: Without dead ends: 246 [2020-11-28 03:21:30,447 INFO L677 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 [2020-11-28 03:21:30,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-11-28 03:21:30,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2020-11-28 03:21:30,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-11-28 03:21:30,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 309 transitions. [2020-11-28 03:21:30,473 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 309 transitions. Word has length 55 [2020-11-28 03:21:30,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:30,473 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 309 transitions. [2020-11-28 03:21:30,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 309 transitions. [2020-11-28 03:21:30,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-28 03:21:30,475 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:30,475 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-28 03:21:30,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 03:21:30,476 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:30,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:30,476 INFO L82 PathProgramCache]: Analyzing trace with hash -871253717, now seen corresponding path program 1 times [2020-11-28 03:21:30,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:30,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329728426] [2020-11-28 03:21:30,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:30,555 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:30,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329728426] [2020-11-28 03:21:30,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:30,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:21:30,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205318302] [2020-11-28 03:21:30,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:30,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:30,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:30,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:30,558 INFO L87 Difference]: Start difference. First operand 246 states and 309 transitions. Second operand 3 states. [2020-11-28 03:21:30,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:30,627 INFO L93 Difference]: Finished difference Result 401 states and 509 transitions. [2020-11-28 03:21:30,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:30,628 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-11-28 03:21:30,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:30,631 INFO L225 Difference]: With dead ends: 401 [2020-11-28 03:21:30,631 INFO L226 Difference]: Without dead ends: 399 [2020-11-28 03:21:30,632 INFO L677 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 [2020-11-28 03:21:30,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2020-11-28 03:21:30,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 276. [2020-11-28 03:21:30,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2020-11-28 03:21:30,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 353 transitions. [2020-11-28 03:21:30,661 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 353 transitions. Word has length 63 [2020-11-28 03:21:30,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:30,661 INFO L481 AbstractCegarLoop]: Abstraction has 276 states and 353 transitions. [2020-11-28 03:21:30,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:30,662 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 353 transitions. [2020-11-28 03:21:30,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-11-28 03:21:30,663 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:30,663 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-28 03:21:30,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-28 03:21:30,664 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:30,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:30,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1511705477, now seen corresponding path program 1 times [2020-11-28 03:21:30,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:30,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588462114] [2020-11-28 03:21:30,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:30,788 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-28 03:21:30,789 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588462114] [2020-11-28 03:21:30,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:30,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:21:30,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322524916] [2020-11-28 03:21:30,790 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:21:30,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:30,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:21:30,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:21:30,792 INFO L87 Difference]: Start difference. First operand 276 states and 353 transitions. Second operand 6 states. [2020-11-28 03:21:31,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:31,143 INFO L93 Difference]: Finished difference Result 606 states and 763 transitions. [2020-11-28 03:21:31,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-28 03:21:31,144 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 91 [2020-11-28 03:21:31,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:31,144 INFO L225 Difference]: With dead ends: 606 [2020-11-28 03:21:31,144 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:21:31,146 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-11-28 03:21:31,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:21:31,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:21:31,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:21:31,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:21:31,147 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2020-11-28 03:21:31,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:31,147 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:21:31,148 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:21:31,148 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:21:31,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:21:31,149 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-28 03:21:31,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:21:31,565 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 88 [2020-11-28 03:21:32,037 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 140 [2020-11-28 03:21:32,299 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 95 [2020-11-28 03:21:32,594 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 116 [2020-11-28 03:21:33,275 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 85 [2020-11-28 03:21:33,419 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 86 [2020-11-28 03:21:33,677 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 121 [2020-11-28 03:21:33,851 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 67 [2020-11-28 03:21:34,181 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 141 [2020-11-28 03:21:34,303 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2020-11-28 03:21:34,844 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 14 [2020-11-28 03:21:35,499 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 21 [2020-11-28 03:21:36,041 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 32 [2020-11-28 03:21:36,540 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 26 [2020-11-28 03:21:36,645 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2020-11-28 03:21:37,012 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 19 [2020-11-28 03:21:37,620 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 6 [2020-11-28 03:21:38,047 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 32 [2020-11-28 03:21:38,474 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 19 [2020-11-28 03:21:38,720 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 14 [2020-11-28 03:21:39,314 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 21 [2020-11-28 03:21:39,351 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:21:39,351 INFO L270 CegarLoopResult]: At program point L301(lines 296 304) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:21:39,352 INFO L270 CegarLoopResult]: At program point L301-1(lines 296 304) the Hoare annotation is: false [2020-11-28 03:21:39,352 INFO L270 CegarLoopResult]: At program point L301-2(lines 296 304) the Hoare annotation is: false [2020-11-28 03:21:39,352 INFO L270 CegarLoopResult]: At program point L301-3(lines 296 304) the Hoare annotation is: false [2020-11-28 03:21:39,352 INFO L270 CegarLoopResult]: At program point L301-4(lines 296 304) the Hoare annotation is: false [2020-11-28 03:21:39,352 INFO L270 CegarLoopResult]: At program point L301-5(lines 296 304) the Hoare annotation is: false [2020-11-28 03:21:39,357 INFO L270 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-11-28 03:21:39,357 INFO L274 CegarLoopResult]: For program point L503(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,358 INFO L274 CegarLoopResult]: For program point L503-2(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,358 INFO L274 CegarLoopResult]: For program point L503-4(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,358 INFO L274 CegarLoopResult]: For program point L503-6(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,358 INFO L274 CegarLoopResult]: For program point L503-8(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,358 INFO L274 CegarLoopResult]: For program point L503-10(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,358 INFO L274 CegarLoopResult]: For program point L503-12(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,358 INFO L274 CegarLoopResult]: For program point L503-14(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,358 INFO L274 CegarLoopResult]: For program point L503-16(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,359 INFO L274 CegarLoopResult]: For program point L503-18(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,359 INFO L274 CegarLoopResult]: For program point L503-20(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,359 INFO L274 CegarLoopResult]: For program point L503-22(lines 503 509) no Hoare annotation was computed. [2020-11-28 03:21:39,359 INFO L274 CegarLoopResult]: For program point L176(lines 176 193) no Hoare annotation was computed. [2020-11-28 03:21:39,359 INFO L270 CegarLoopResult]: At program point L176-1(lines 1 1030) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1 0)) (.cse7 (= 0 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= ~methaneLevelCritical~0 ~systemActive~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse2 .cse6 .cse4 .cse5) (and (not .cse1) .cse7 (not .cse3) .cse6 .cse4) (and .cse0 .cse1 .cse7 .cse3 .cse6 .cse4) (and .cse2 .cse1 .cse6 .cse4 .cse5))) [2020-11-28 03:21:39,359 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 193) no Hoare annotation was computed. [2020-11-28 03:21:39,360 INFO L270 CegarLoopResult]: At program point L176-3(lines 1 1030) the Hoare annotation is: false [2020-11-28 03:21:39,360 INFO L274 CegarLoopResult]: For program point L176-4(lines 176 193) no Hoare annotation was computed. [2020-11-28 03:21:39,360 INFO L270 CegarLoopResult]: At program point L176-5(lines 1 1030) the Hoare annotation is: false [2020-11-28 03:21:39,360 INFO L274 CegarLoopResult]: For program point L441(lines 441 458) no Hoare annotation was computed. [2020-11-28 03:21:39,360 INFO L274 CegarLoopResult]: For program point L441-1(lines 441 458) no Hoare annotation was computed. [2020-11-28 03:21:39,360 INFO L274 CegarLoopResult]: For program point L441-2(lines 441 458) no Hoare annotation was computed. [2020-11-28 03:21:39,360 INFO L274 CegarLoopResult]: For program point L441-3(lines 441 458) no Hoare annotation was computed. [2020-11-28 03:21:39,360 INFO L274 CegarLoopResult]: For program point L441-4(lines 441 458) no Hoare annotation was computed. [2020-11-28 03:21:39,360 INFO L274 CegarLoopResult]: For program point L441-5(lines 441 458) no Hoare annotation was computed. [2020-11-28 03:21:39,361 INFO L270 CegarLoopResult]: At program point L246(lines 241 249) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-11-28 03:21:39,361 INFO L270 CegarLoopResult]: At program point L246-1(lines 241 249) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:21:39,361 INFO L270 CegarLoopResult]: At program point L246-2(lines 241 249) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:21:39,361 INFO L274 CegarLoopResult]: For program point L180(lines 180 190) no Hoare annotation was computed. [2020-11-28 03:21:39,361 INFO L270 CegarLoopResult]: At program point L246-3(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,361 INFO L270 CegarLoopResult]: At program point L246-4(lines 241 249) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2))) [2020-11-28 03:21:39,362 INFO L274 CegarLoopResult]: For program point L180-2(lines 180 190) no Hoare annotation was computed. [2020-11-28 03:21:39,362 INFO L270 CegarLoopResult]: At program point L246-5(lines 241 249) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (not .cse0) .cse1 (not .cse2) .cse3 .cse4) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse5 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse4))) [2020-11-28 03:21:39,362 INFO L270 CegarLoopResult]: At program point L246-6(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,362 INFO L274 CegarLoopResult]: For program point L180-4(lines 180 190) no Hoare annotation was computed. [2020-11-28 03:21:39,362 INFO L270 CegarLoopResult]: At program point L246-7(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,362 INFO L270 CegarLoopResult]: At program point L246-8(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,362 INFO L270 CegarLoopResult]: At program point L246-9(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,363 INFO L270 CegarLoopResult]: At program point L246-10(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,363 INFO L270 CegarLoopResult]: At program point L246-11(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,363 INFO L270 CegarLoopResult]: At program point L246-12(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,363 INFO L270 CegarLoopResult]: At program point L246-13(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,363 INFO L270 CegarLoopResult]: At program point L246-14(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,363 INFO L270 CegarLoopResult]: At program point L246-15(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,363 INFO L270 CegarLoopResult]: At program point L246-16(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,363 INFO L270 CegarLoopResult]: At program point L246-17(lines 241 249) the Hoare annotation is: false [2020-11-28 03:21:39,363 INFO L274 CegarLoopResult]: For program point L445(lines 445 453) no Hoare annotation was computed. [2020-11-28 03:21:39,364 INFO L274 CegarLoopResult]: For program point L445-1(lines 445 453) no Hoare annotation was computed. [2020-11-28 03:21:39,364 INFO L274 CegarLoopResult]: For program point L445-2(lines 445 453) no Hoare annotation was computed. [2020-11-28 03:21:39,364 INFO L274 CegarLoopResult]: For program point L445-3(lines 445 453) no Hoare annotation was computed. [2020-11-28 03:21:39,364 INFO L274 CegarLoopResult]: For program point L445-4(lines 445 453) no Hoare annotation was computed. [2020-11-28 03:21:39,364 INFO L274 CegarLoopResult]: For program point L445-5(lines 445 453) no Hoare annotation was computed. [2020-11-28 03:21:39,364 INFO L274 CegarLoopResult]: For program point L181(lines 181 187) no Hoare annotation was computed. [2020-11-28 03:21:39,364 INFO L274 CegarLoopResult]: For program point L181-2(lines 181 187) no Hoare annotation was computed. [2020-11-28 03:21:39,364 INFO L274 CegarLoopResult]: For program point L181-4(lines 181 187) no Hoare annotation was computed. [2020-11-28 03:21:39,365 INFO L270 CegarLoopResult]: At program point L383(lines 382 401) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= ~methAndRunningLastTime~0 0)) (and (= 0 ~systemActive~0) .cse2 .cse1) (and (= ~methaneLevelCritical~0 ~systemActive~0) .cse0 .cse2 .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2020-11-28 03:21:39,365 INFO L274 CegarLoopResult]: For program point L383-1(lines 383 389) no Hoare annotation was computed. [2020-11-28 03:21:39,365 INFO L270 CegarLoopResult]: At program point L383-2(lines 382 401) the Hoare annotation is: false [2020-11-28 03:21:39,365 INFO L270 CegarLoopResult]: At program point L383-3(lines 382 401) the Hoare annotation is: false [2020-11-28 03:21:39,365 INFO L274 CegarLoopResult]: For program point L318(lines 317 364) no Hoare annotation was computed. [2020-11-28 03:21:39,365 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-11-28 03:21:39,365 INFO L274 CegarLoopResult]: For program point L319(lines 319 323) no Hoare annotation was computed. [2020-11-28 03:21:39,365 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-11-28 03:21:39,366 INFO L274 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,366 INFO L274 CegarLoopResult]: For program point L586-2(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,366 INFO L274 CegarLoopResult]: For program point L586-3(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,366 INFO L274 CegarLoopResult]: For program point L586-5(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,366 INFO L274 CegarLoopResult]: For program point L586-6(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,366 INFO L274 CegarLoopResult]: For program point L586-8(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,366 INFO L274 CegarLoopResult]: For program point L586-9(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,366 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:21:39,366 INFO L274 CegarLoopResult]: For program point L586-11(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,366 INFO L274 CegarLoopResult]: For program point L586-12(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,367 INFO L274 CegarLoopResult]: For program point L586-14(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,367 INFO L274 CegarLoopResult]: For program point L586-15(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,367 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-11-28 03:21:39,367 INFO L274 CegarLoopResult]: For program point L586-17(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,367 INFO L274 CegarLoopResult]: For program point L58-1(lines 383 389) no Hoare annotation was computed. [2020-11-28 03:21:39,367 INFO L274 CegarLoopResult]: For program point L586-18(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,367 INFO L274 CegarLoopResult]: For program point L586-20(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,369 INFO L274 CegarLoopResult]: For program point L586-21(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,369 INFO L274 CegarLoopResult]: For program point L586-23(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,369 INFO L274 CegarLoopResult]: For program point L586-24(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,369 INFO L274 CegarLoopResult]: For program point L586-26(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,369 INFO L274 CegarLoopResult]: For program point L586-27(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,369 INFO L270 CegarLoopResult]: At program point L653(lines 1 1030) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-11-28 03:21:39,369 INFO L274 CegarLoopResult]: For program point L586-29(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,370 INFO L274 CegarLoopResult]: For program point L586-30(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,370 INFO L274 CegarLoopResult]: For program point L586-32(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,370 INFO L274 CegarLoopResult]: For program point L586-33(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,370 INFO L274 CegarLoopResult]: For program point L586-35(lines 586 590) no Hoare annotation was computed. [2020-11-28 03:21:39,370 INFO L270 CegarLoopResult]: At program point L390(lines 390 396) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (= 0 ~systemActive~0) .cse2 .cse3) (and (= ~methaneLevelCritical~0 ~systemActive~0) .cse0 .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3))) [2020-11-28 03:21:39,370 INFO L270 CegarLoopResult]: At program point L390-1(lines 390 396) the Hoare annotation is: false [2020-11-28 03:21:39,370 INFO L270 CegarLoopResult]: At program point L390-2(lines 390 396) the Hoare annotation is: false [2020-11-28 03:21:39,370 INFO L274 CegarLoopResult]: For program point L327(lines 327 333) no Hoare annotation was computed. [2020-11-28 03:21:39,370 INFO L270 CegarLoopResult]: At program point L327-1(lines 327 333) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1 0)) (.cse7 (= 0 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= ~methaneLevelCritical~0 ~systemActive~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse2 .cse6 .cse4 .cse5) (and (not .cse1) .cse7 (not .cse3) .cse6 .cse4) (and .cse0 .cse1 .cse7 .cse3 .cse6 .cse4) (and .cse2 .cse1 .cse6 .cse4 .cse5))) [2020-11-28 03:21:39,370 INFO L270 CegarLoopResult]: At program point L592(lines 577 595) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:21:39,371 INFO L270 CegarLoopResult]: At program point L592-1(lines 577 595) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:21:39,371 INFO L270 CegarLoopResult]: At program point L592-2(lines 577 595) the Hoare annotation is: false [2020-11-28 03:21:39,371 INFO L270 CegarLoopResult]: At program point L592-3(lines 577 595) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2))) [2020-11-28 03:21:39,371 INFO L270 CegarLoopResult]: At program point L592-4(lines 577 595) the Hoare annotation is: false [2020-11-28 03:21:39,371 INFO L270 CegarLoopResult]: At program point L592-5(lines 577 595) the Hoare annotation is: false [2020-11-28 03:21:39,371 INFO L270 CegarLoopResult]: At program point L592-6(lines 577 595) the Hoare annotation is: false [2020-11-28 03:21:39,371 INFO L270 CegarLoopResult]: At program point L592-7(lines 577 595) the Hoare annotation is: false [2020-11-28 03:21:39,371 INFO L270 CegarLoopResult]: At program point L592-8(lines 577 595) the Hoare annotation is: false [2020-11-28 03:21:39,371 INFO L270 CegarLoopResult]: At program point L592-9(lines 577 595) the Hoare annotation is: false [2020-11-28 03:21:39,372 INFO L270 CegarLoopResult]: At program point L592-10(lines 577 595) the Hoare annotation is: false [2020-11-28 03:21:39,372 INFO L270 CegarLoopResult]: At program point L592-11(lines 577 595) the Hoare annotation is: false [2020-11-28 03:21:39,372 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:21:39,372 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:21:39,372 INFO L270 CegarLoopResult]: At program point L528(lines 521 531) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2020-11-28 03:21:39,372 INFO L270 CegarLoopResult]: At program point L528-1(lines 521 531) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:21:39,372 INFO L270 CegarLoopResult]: At program point L528-2(lines 521 531) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:21:39,373 INFO L270 CegarLoopResult]: At program point L528-3(lines 521 531) the Hoare annotation is: false [2020-11-28 03:21:39,373 INFO L270 CegarLoopResult]: At program point L528-4(lines 521 531) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2))) [2020-11-28 03:21:39,373 INFO L270 CegarLoopResult]: At program point L528-5(lines 521 531) the Hoare annotation is: false [2020-11-28 03:21:39,373 INFO L270 CegarLoopResult]: At program point L528-6(lines 521 531) the Hoare annotation is: false [2020-11-28 03:21:39,373 INFO L270 CegarLoopResult]: At program point L528-7(lines 521 531) the Hoare annotation is: false [2020-11-28 03:21:39,374 INFO L270 CegarLoopResult]: At program point L528-8(lines 521 531) the Hoare annotation is: false [2020-11-28 03:21:39,374 INFO L270 CegarLoopResult]: At program point L528-9(lines 521 531) the Hoare annotation is: false [2020-11-28 03:21:39,374 INFO L270 CegarLoopResult]: At program point L528-10(lines 521 531) the Hoare annotation is: false [2020-11-28 03:21:39,374 INFO L270 CegarLoopResult]: At program point L528-11(lines 521 531) the Hoare annotation is: false [2020-11-28 03:21:39,374 INFO L270 CegarLoopResult]: At program point L528-12(lines 521 531) the Hoare annotation is: false [2020-11-28 03:21:39,374 INFO L270 CegarLoopResult]: At program point L528-13(lines 521 531) the Hoare annotation is: false [2020-11-28 03:21:39,375 INFO L270 CegarLoopResult]: At program point L528-14(lines 521 531) the Hoare annotation is: false [2020-11-28 03:21:39,375 INFO L270 CegarLoopResult]: At program point L661(lines 656 664) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-11-28 03:21:39,375 INFO L274 CegarLoopResult]: For program point L134(lines 134 141) no Hoare annotation was computed. [2020-11-28 03:21:39,375 INFO L277 CegarLoopResult]: At program point L134-1(lines 134 141) the Hoare annotation is: true [2020-11-28 03:21:39,375 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:21:39,376 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:21:39,376 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:21:39,376 INFO L274 CegarLoopResult]: For program point L467(lines 467 484) no Hoare annotation was computed. [2020-11-28 03:21:39,376 INFO L274 CegarLoopResult]: For program point L467-1(lines 467 484) no Hoare annotation was computed. [2020-11-28 03:21:39,376 INFO L274 CegarLoopResult]: For program point L467-2(lines 467 484) no Hoare annotation was computed. [2020-11-28 03:21:39,376 INFO L274 CegarLoopResult]: For program point L337(lines 337 343) no Hoare annotation was computed. [2020-11-28 03:21:39,377 INFO L270 CegarLoopResult]: At program point L337-1(lines 337 343) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= ~methAndRunningLastTime~0 0)) (and (= 0 ~systemActive~0) (= ~pumpRunning~0 0) .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2020-11-28 03:21:39,377 INFO L270 CegarLoopResult]: At program point L537(lines 532 540) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= 1 ~systemActive~0) .cse0 .cse1 .cse2))) [2020-11-28 03:21:39,377 INFO L270 CegarLoopResult]: At program point L537-1(lines 532 540) the Hoare annotation is: false [2020-11-28 03:21:39,377 INFO L274 CegarLoopResult]: For program point L471(lines 471 479) no Hoare annotation was computed. [2020-11-28 03:21:39,377 INFO L270 CegarLoopResult]: At program point L537-2(lines 532 540) the Hoare annotation is: false [2020-11-28 03:21:39,378 INFO L274 CegarLoopResult]: For program point L471-1(lines 471 479) no Hoare annotation was computed. [2020-11-28 03:21:39,378 INFO L274 CegarLoopResult]: For program point L471-2(lines 471 479) no Hoare annotation was computed. [2020-11-28 03:21:39,378 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:21:39,378 INFO L274 CegarLoopResult]: For program point L605(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,378 INFO L274 CegarLoopResult]: For program point L605-2(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,378 INFO L274 CegarLoopResult]: For program point L605-3(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,379 INFO L274 CegarLoopResult]: For program point L605-5(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,379 INFO L274 CegarLoopResult]: For program point L605-6(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,379 INFO L274 CegarLoopResult]: For program point L605-8(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,379 INFO L274 CegarLoopResult]: For program point L605-9(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,379 INFO L274 CegarLoopResult]: For program point L605-11(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,379 INFO L274 CegarLoopResult]: For program point L209(lines 209 213) no Hoare annotation was computed. [2020-11-28 03:21:39,380 INFO L274 CegarLoopResult]: For program point L605-12(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,380 INFO L274 CegarLoopResult]: For program point L605-14(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,380 INFO L277 CegarLoopResult]: At program point L143(lines 124 146) the Hoare annotation is: true [2020-11-28 03:21:39,380 INFO L274 CegarLoopResult]: For program point L209-3(lines 209 213) no Hoare annotation was computed. [2020-11-28 03:21:39,380 INFO L274 CegarLoopResult]: For program point L605-15(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,380 INFO L274 CegarLoopResult]: For program point L605-17(lines 605 609) no Hoare annotation was computed. [2020-11-28 03:21:39,381 INFO L274 CegarLoopResult]: For program point L209-6(lines 209 213) no Hoare annotation was computed. [2020-11-28 03:21:39,381 INFO L270 CegarLoopResult]: At program point L611(lines 596 614) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:21:39,381 INFO L270 CegarLoopResult]: At program point L611-1(lines 596 614) the Hoare annotation is: false [2020-11-28 03:21:39,381 INFO L270 CegarLoopResult]: At program point L611-2(lines 596 614) the Hoare annotation is: false [2020-11-28 03:21:39,381 INFO L270 CegarLoopResult]: At program point L611-3(lines 596 614) the Hoare annotation is: false [2020-11-28 03:21:39,382 INFO L270 CegarLoopResult]: At program point L611-4(lines 596 614) the Hoare annotation is: false [2020-11-28 03:21:39,382 INFO L270 CegarLoopResult]: At program point L611-5(lines 596 614) the Hoare annotation is: false [2020-11-28 03:21:39,382 INFO L274 CegarLoopResult]: For program point L347(lines 347 360) no Hoare annotation was computed. [2020-11-28 03:21:39,382 INFO L274 CegarLoopResult]: For program point L415(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,382 INFO L274 CegarLoopResult]: For program point L415-1(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,382 INFO L274 CegarLoopResult]: For program point L415-2(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,383 INFO L274 CegarLoopResult]: For program point L415-3(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,383 INFO L274 CegarLoopResult]: For program point L415-4(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,383 INFO L274 CegarLoopResult]: For program point L415-5(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,383 INFO L274 CegarLoopResult]: For program point L415-6(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,383 INFO L274 CegarLoopResult]: For program point L415-7(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,383 INFO L274 CegarLoopResult]: For program point L415-8(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,384 INFO L274 CegarLoopResult]: For program point L415-9(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,384 INFO L274 CegarLoopResult]: For program point L415-10(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,384 INFO L274 CegarLoopResult]: For program point L415-11(lines 415 432) no Hoare annotation was computed. [2020-11-28 03:21:39,384 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:21:39,384 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-28 03:21:39,384 INFO L274 CegarLoopResult]: For program point L152-1(line 152) no Hoare annotation was computed. [2020-11-28 03:21:39,384 INFO L274 CegarLoopResult]: For program point L152-2(line 152) no Hoare annotation was computed. [2020-11-28 03:21:39,384 INFO L274 CegarLoopResult]: For program point L286(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,384 INFO L274 CegarLoopResult]: For program point L286-1(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,384 INFO L274 CegarLoopResult]: For program point L286-2(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,385 INFO L274 CegarLoopResult]: For program point L286-3(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,385 INFO L274 CegarLoopResult]: For program point L286-4(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,385 INFO L274 CegarLoopResult]: For program point L286-5(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,385 INFO L274 CegarLoopResult]: For program point L286-6(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,385 INFO L274 CegarLoopResult]: For program point L286-7(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,385 INFO L274 CegarLoopResult]: For program point L286-8(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,386 INFO L274 CegarLoopResult]: For program point L286-9(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,386 INFO L274 CegarLoopResult]: For program point L286-10(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,386 INFO L274 CegarLoopResult]: For program point L286-11(lines 286 292) no Hoare annotation was computed. [2020-11-28 03:21:39,386 INFO L274 CegarLoopResult]: For program point L419(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,386 INFO L274 CegarLoopResult]: For program point L419-1(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,386 INFO L274 CegarLoopResult]: For program point L353(lines 353 359) no Hoare annotation was computed. [2020-11-28 03:21:39,386 INFO L274 CegarLoopResult]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,387 INFO L270 CegarLoopResult]: At program point L353-1(lines 383 389) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= ~methAndRunningLastTime~0 0)) (and (= 0 ~systemActive~0) (= ~pumpRunning~0 0) .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2020-11-28 03:21:39,387 INFO L274 CegarLoopResult]: For program point L419-3(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,387 INFO L274 CegarLoopResult]: For program point L419-4(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,387 INFO L274 CegarLoopResult]: For program point L419-5(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,387 INFO L274 CegarLoopResult]: For program point L221(lines 221 225) no Hoare annotation was computed. [2020-11-28 03:21:39,388 INFO L274 CegarLoopResult]: For program point L419-6(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,388 INFO L274 CegarLoopResult]: For program point L419-7(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,388 INFO L274 CegarLoopResult]: For program point L419-8(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,388 INFO L274 CegarLoopResult]: For program point L419-9(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,388 INFO L274 CegarLoopResult]: For program point L419-10(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,388 INFO L274 CegarLoopResult]: For program point L419-11(lines 419 427) no Hoare annotation was computed. [2020-11-28 03:21:39,389 INFO L274 CegarLoopResult]: For program point L619(lines 619 625) no Hoare annotation was computed. [2020-11-28 03:21:39,389 INFO L270 CegarLoopResult]: At program point L619-1(lines 619 625) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:21:39,389 INFO L270 CegarLoopResult]: At program point L291(lines 282 295) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:21:39,389 INFO L270 CegarLoopResult]: At program point L291-1(lines 282 295) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:21:39,389 INFO L270 CegarLoopResult]: At program point L291-2(lines 282 295) the Hoare annotation is: false [2020-11-28 03:21:39,390 INFO L270 CegarLoopResult]: At program point L291-3(lines 282 295) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2))) [2020-11-28 03:21:39,390 INFO L270 CegarLoopResult]: At program point L291-4(lines 282 295) the Hoare annotation is: false [2020-11-28 03:21:39,390 INFO L270 CegarLoopResult]: At program point L291-5(lines 282 295) the Hoare annotation is: false [2020-11-28 03:21:39,390 INFO L270 CegarLoopResult]: At program point L291-6(lines 282 295) the Hoare annotation is: false [2020-11-28 03:21:39,390 INFO L270 CegarLoopResult]: At program point L291-7(lines 282 295) the Hoare annotation is: false [2020-11-28 03:21:39,390 INFO L270 CegarLoopResult]: At program point L291-8(lines 282 295) the Hoare annotation is: false [2020-11-28 03:21:39,391 INFO L270 CegarLoopResult]: At program point L291-9(lines 282 295) the Hoare annotation is: false [2020-11-28 03:21:39,391 INFO L270 CegarLoopResult]: At program point L291-10(lines 282 295) the Hoare annotation is: false [2020-11-28 03:21:39,391 INFO L270 CegarLoopResult]: At program point L291-11(lines 282 295) the Hoare annotation is: false [2020-11-28 03:21:39,391 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:21:39,391 INFO L270 CegarLoopResult]: At program point L165(lines 160 167) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-11-28 03:21:39,392 INFO L270 CegarLoopResult]: At program point L365(lines 316 366) the Hoare annotation is: false [2020-11-28 03:21:39,392 INFO L274 CegarLoopResult]: For program point L233(lines 233 237) no Hoare annotation was computed. [2020-11-28 03:21:39,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:21:39 BoogieIcfgContainer [2020-11-28 03:21:39,429 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:21:39,430 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:21:39,430 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:21:39,430 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:21:39,431 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:21:25" (3/4) ... [2020-11-28 03:21:39,434 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:21:39,489 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:21:39,495 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:21:39,498 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:21:39,501 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:21:39,504 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:21:39,506 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:21:39,509 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:21:39,537 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == systemActive && \result == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || (((((tmp == 0 && methaneLevelCritical == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) [2020-11-28 03:21:39,538 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == systemActive && \result == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || (((((tmp == 0 && methaneLevelCritical == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) [2020-11-28 03:21:39,540 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-28 03:21:39,541 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && splverifierCounter == 0) [2020-11-28 03:21:39,542 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-28 03:21:39,544 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2020-11-28 03:21:39,544 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:21:39,551 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-11-28 03:21:39,552 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-28 03:21:39,553 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-11-28 03:21:39,554 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:21:39,554 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-28 03:21:39,554 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && methaneLevelCritical == 1) && 1 <= \result) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-11-28 03:21:39,557 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-28 03:21:39,557 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-28 03:21:39,557 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-28 03:21:39,558 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-28 03:21:39,559 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-28 03:21:39,559 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-28 03:21:39,704 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7aa864fe-2578-4e34-913c-c6284f081079/bin/uautomizer/witness.graphml [2020-11-28 03:21:39,704 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:21:39,705 INFO L168 Benchmark]: Toolchain (without parser) took 16788.84 ms. Allocated memory was 90.2 MB in the beginning and 308.3 MB in the end (delta: 218.1 MB). Free memory was 67.5 MB in the beginning and 128.7 MB in the end (delta: -61.2 MB). Peak memory consumption was 157.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:39,706 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 90.2 MB. Free memory is still 63.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:21:39,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 584.39 ms. Allocated memory is still 90.2 MB. Free memory was 67.2 MB in the beginning and 45.1 MB in the end (delta: 22.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:39,707 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.96 ms. Allocated memory is still 90.2 MB. Free memory was 45.1 MB in the beginning and 39.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:39,707 INFO L168 Benchmark]: Boogie Preprocessor took 159.35 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 39.1 MB in the beginning and 83.7 MB in the end (delta: -44.6 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:39,708 INFO L168 Benchmark]: RCFGBuilder took 1825.69 ms. Allocated memory is still 109.1 MB. Free memory was 83.7 MB in the beginning and 80.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:39,708 INFO L168 Benchmark]: TraceAbstraction took 13804.14 ms. Allocated memory was 109.1 MB in the beginning and 308.3 MB in the end (delta: 199.2 MB). Free memory was 80.7 MB in the beginning and 148.7 MB in the end (delta: -67.9 MB). Peak memory consumption was 154.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:39,709 INFO L168 Benchmark]: Witness Printer took 274.32 ms. Allocated memory is still 308.3 MB. Free memory was 148.7 MB in the beginning and 128.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:39,711 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 90.2 MB. Free memory is still 63.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 584.39 ms. Allocated memory is still 90.2 MB. Free memory was 67.2 MB in the beginning and 45.1 MB in the end (delta: 22.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 132.96 ms. Allocated memory is still 90.2 MB. Free memory was 45.1 MB in the beginning and 39.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 159.35 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 39.1 MB in the beginning and 83.7 MB in the end (delta: -44.6 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1825.69 ms. Allocated memory is still 109.1 MB. Free memory was 83.7 MB in the beginning and 80.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13804.14 ms. Allocated memory was 109.1 MB in the beginning and 308.3 MB in the end (delta: 199.2 MB). Free memory was 80.7 MB in the beginning and 148.7 MB in the end (delta: -67.9 MB). Peak memory consumption was 154.0 MB. Max. memory is 16.1 GB. * Witness Printer took 274.32 ms. Allocated memory is still 308.3 MB. Free memory was 148.7 MB in the beginning and 128.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: (((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == systemActive && \result == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || (((((tmp == 0 && methaneLevelCritical == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 1 == systemActive) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && 1 <= \result) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((((\result == 1 && methaneLevelCritical == 1) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((methaneLevelCritical == systemActive && \result == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((!(methaneLevelCritical == 0) && 0 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0)) || (((((tmp == 0 && methaneLevelCritical == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((((\result == 1 && methaneLevelCritical == 1) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == 1 && 1 == systemActive) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 234 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.4s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2104 SDtfs, 2815 SDslu, 4127 SDs, 0 SdLazy, 617 SolverSat, 136 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 324 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=493occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 2429 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 285 NumberOfFragments, 929 HoareAnnotationTreeSize, 93 FomulaSimplifications, 1596754 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 93 FomulaSimplificationsInter, 71874 FormulaSimplificationTreeSizeReductionInter, 5.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 501 NumberOfCodeBlocks, 501 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 488 ConstructedInterpolants, 0 QuantifiedInterpolants, 38738 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 83/83 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...