./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 730b837dafcd2995b5acc94906fc5437a0c170a6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:22:16,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:22:16,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:22:16,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:22:16,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:22:16,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:22:16,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:22:16,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:22:16,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:22:16,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:22:16,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:22:16,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:22:16,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:22:16,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:22:16,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:22:16,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:22:16,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:22:16,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:22:16,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:22:16,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:22:16,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:22:16,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:22:16,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:22:16,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:22:16,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:22:16,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:22:16,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:22:16,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:22:16,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:22:16,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:22:16,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:22:16,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:22:16,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:22:16,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:22:16,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:22:16,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:22:16,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:22:16,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:22:16,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:22:16,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:22:16,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:22:16,507 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:22:16,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:22:16,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:22:16,522 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:22:16,522 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:22:16,523 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:22:16,523 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:22:16,523 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:22:16,523 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:22:16,523 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:22:16,524 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:22:16,524 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:22:16,524 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:22:16,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:22:16,525 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:22:16,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:22:16,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:22:16,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:22:16,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:22:16,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:22:16,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:22:16,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:22:16,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:22:16,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:22:16,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:22:16,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:22:16,528 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:22:16,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:22:16,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:22:16,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:22:16,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:22:16,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:22:16,529 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:22:16,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:22:16,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:22:16,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:22:16,530 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> 730b837dafcd2995b5acc94906fc5437a0c170a6 [2019-10-22 11:22:16,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:22:16,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:22:16,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:22:16,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:22:16,577 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:22:16,578 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2019-10-22 11:22:16,637 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/data/7025dc47c/e4160b97d97743cdb9a0feb43eb0226f/FLAG503409832 [2019-10-22 11:22:17,107 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:22:17,108 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2019-10-22 11:22:17,121 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/data/7025dc47c/e4160b97d97743cdb9a0feb43eb0226f/FLAG503409832 [2019-10-22 11:22:17,406 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/data/7025dc47c/e4160b97d97743cdb9a0feb43eb0226f [2019-10-22 11:22:17,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:22:17,411 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:22:17,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:17,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:22:17,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:22:17,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:17" (1/1) ... [2019-10-22 11:22:17,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14b588b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:17, skipping insertion in model container [2019-10-22 11:22:17,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:17" (1/1) ... [2019-10-22 11:22:17,429 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:22:17,491 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:22:17,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:17,941 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:22:18,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:18,099 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:22:18,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18 WrapperNode [2019-10-22 11:22:18,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:18,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:18,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:22:18,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:22:18,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18" (1/1) ... [2019-10-22 11:22:18,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18" (1/1) ... [2019-10-22 11:22:18,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:18,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:22:18,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:22:18,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:22:18,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18" (1/1) ... [2019-10-22 11:22:18,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18" (1/1) ... [2019-10-22 11:22:18,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18" (1/1) ... [2019-10-22 11:22:18,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18" (1/1) ... [2019-10-22 11:22:18,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18" (1/1) ... [2019-10-22 11:22:18,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18" (1/1) ... [2019-10-22 11:22:18,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18" (1/1) ... [2019-10-22 11:22:18,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:22:18,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:22:18,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:22:18,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:22:18,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/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 [2019-10-22 11:22:18,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:22:18,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:22:18,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:22:18,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:22:19,297 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:22:19,298 INFO L284 CfgBuilder]: Removed 284 assume(true) statements. [2019-10-22 11:22:19,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:22:19 BoogieIcfgContainer [2019-10-22 11:22:19,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:22:19,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:22:19,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:22:19,304 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:22:19,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:22:17" (1/3) ... [2019-10-22 11:22:19,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75e6cab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:22:19, skipping insertion in model container [2019-10-22 11:22:19,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:18" (2/3) ... [2019-10-22 11:22:19,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75e6cab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:22:19, skipping insertion in model container [2019-10-22 11:22:19,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:22:19" (3/3) ... [2019-10-22 11:22:19,308 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product56.cil.c [2019-10-22 11:22:19,319 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:22:19,329 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:22:19,340 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:22:19,373 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:22:19,374 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:22:19,374 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:22:19,374 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:22:19,374 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:22:19,375 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:22:19,375 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:22:19,375 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:22:19,399 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2019-10-22 11:22:19,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 11:22:19,407 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:19,407 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:19,409 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:19,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:19,415 INFO L82 PathProgramCache]: Analyzing trace with hash -217592316, now seen corresponding path program 1 times [2019-10-22 11:22:19,424 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:19,425 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038805315] [2019-10-22 11:22:19,425 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:19,426 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:19,426 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:19,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:19,693 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038805315] [2019-10-22 11:22:19,694 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:19,694 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:22:19,695 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050417686] [2019-10-22 11:22:19,698 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 11:22:19,699 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:19,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 11:22:19,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:22:19,718 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 2 states. [2019-10-22 11:22:19,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:19,761 INFO L93 Difference]: Finished difference Result 383 states and 588 transitions. [2019-10-22 11:22:19,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 11:22:19,763 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-10-22 11:22:19,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:19,775 INFO L225 Difference]: With dead ends: 383 [2019-10-22 11:22:19,775 INFO L226 Difference]: Without dead ends: 191 [2019-10-22 11:22:19,779 INFO L600 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 [2019-10-22 11:22:19,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2019-10-22 11:22:19,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2019-10-22 11:22:19,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2019-10-22 11:22:19,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 286 transitions. [2019-10-22 11:22:19,828 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 286 transitions. Word has length 18 [2019-10-22 11:22:19,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:19,828 INFO L462 AbstractCegarLoop]: Abstraction has 191 states and 286 transitions. [2019-10-22 11:22:19,829 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 11:22:19,829 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2019-10-22 11:22:19,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 11:22:19,830 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:19,830 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:19,830 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:19,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:19,831 INFO L82 PathProgramCache]: Analyzing trace with hash -436428285, now seen corresponding path program 1 times [2019-10-22 11:22:19,831 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:19,831 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481850379] [2019-10-22 11:22:19,831 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:19,831 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:19,832 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:19,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:19,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:19,931 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481850379] [2019-10-22 11:22:19,931 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:19,931 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:22:19,931 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254612531] [2019-10-22 11:22:19,933 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:22:19,933 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:19,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:22:19,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:19,934 INFO L87 Difference]: Start difference. First operand 191 states and 286 transitions. Second operand 3 states. [2019-10-22 11:22:19,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:19,955 INFO L93 Difference]: Finished difference Result 191 states and 286 transitions. [2019-10-22 11:22:19,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:19,956 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-10-22 11:22:19,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:19,957 INFO L225 Difference]: With dead ends: 191 [2019-10-22 11:22:19,957 INFO L226 Difference]: Without dead ends: 75 [2019-10-22 11:22:19,958 INFO L600 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 [2019-10-22 11:22:19,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-10-22 11:22:19,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2019-10-22 11:22:19,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-10-22 11:22:19,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2019-10-22 11:22:19,966 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 19 [2019-10-22 11:22:19,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:19,966 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2019-10-22 11:22:19,966 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:19,966 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2019-10-22 11:22:19,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 11:22:19,967 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:19,967 INFO L380 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] [2019-10-22 11:22:19,968 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:19,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:19,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1212083136, now seen corresponding path program 1 times [2019-10-22 11:22:19,968 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:19,968 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882446204] [2019-10-22 11:22:19,969 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:19,969 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:19,969 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:20,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:20,079 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882446204] [2019-10-22 11:22:20,080 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:20,080 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:22:20,080 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202024391] [2019-10-22 11:22:20,080 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:22:20,081 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:20,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:22:20,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:20,081 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand 5 states. [2019-10-22 11:22:20,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:20,153 INFO L93 Difference]: Finished difference Result 167 states and 251 transitions. [2019-10-22 11:22:20,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 11:22:20,154 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-10-22 11:22:20,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:20,155 INFO L225 Difference]: With dead ends: 167 [2019-10-22 11:22:20,155 INFO L226 Difference]: Without dead ends: 99 [2019-10-22 11:22:20,156 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 11:22:20,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-10-22 11:22:20,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 95. [2019-10-22 11:22:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-22 11:22:20,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2019-10-22 11:22:20,169 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 24 [2019-10-22 11:22:20,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:20,169 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2019-10-22 11:22:20,169 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:22:20,169 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2019-10-22 11:22:20,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 11:22:20,170 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:20,170 INFO L380 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] [2019-10-22 11:22:20,171 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:20,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:20,171 INFO L82 PathProgramCache]: Analyzing trace with hash 471692742, now seen corresponding path program 1 times [2019-10-22 11:22:20,171 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:20,172 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813297590] [2019-10-22 11:22:20,172 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:20,172 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:20,172 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:20,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:20,229 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813297590] [2019-10-22 11:22:20,229 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:20,229 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:22:20,229 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17849104] [2019-10-22 11:22:20,230 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:22:20,230 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:20,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:22:20,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:20,231 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand 3 states. [2019-10-22 11:22:20,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:20,280 INFO L93 Difference]: Finished difference Result 193 states and 291 transitions. [2019-10-22 11:22:20,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:20,281 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-10-22 11:22:20,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:20,282 INFO L225 Difference]: With dead ends: 193 [2019-10-22 11:22:20,282 INFO L226 Difference]: Without dead ends: 105 [2019-10-22 11:22:20,283 INFO L600 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 [2019-10-22 11:22:20,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-10-22 11:22:20,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2019-10-22 11:22:20,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-10-22 11:22:20,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2019-10-22 11:22:20,294 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 27 [2019-10-22 11:22:20,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:20,294 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2019-10-22 11:22:20,294 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:20,294 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2019-10-22 11:22:20,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 11:22:20,295 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:20,295 INFO L380 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] [2019-10-22 11:22:20,296 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:20,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:20,296 INFO L82 PathProgramCache]: Analyzing trace with hash -624194039, now seen corresponding path program 1 times [2019-10-22 11:22:20,296 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:20,296 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443670648] [2019-10-22 11:22:20,297 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:20,297 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:20,297 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:20,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:20,382 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443670648] [2019-10-22 11:22:20,382 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:20,382 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:22:20,382 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844244913] [2019-10-22 11:22:20,383 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:22:20,383 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:20,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:22:20,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:20,384 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand 5 states. [2019-10-22 11:22:20,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:20,503 INFO L93 Difference]: Finished difference Result 492 states and 716 transitions. [2019-10-22 11:22:20,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 11:22:20,504 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-10-22 11:22:20,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:20,506 INFO L225 Difference]: With dead ends: 492 [2019-10-22 11:22:20,507 INFO L226 Difference]: Without dead ends: 396 [2019-10-22 11:22:20,507 INFO L600 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 [2019-10-22 11:22:20,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2019-10-22 11:22:20,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 188. [2019-10-22 11:22:20,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2019-10-22 11:22:20,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 267 transitions. [2019-10-22 11:22:20,533 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 267 transitions. Word has length 27 [2019-10-22 11:22:20,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:20,533 INFO L462 AbstractCegarLoop]: Abstraction has 188 states and 267 transitions. [2019-10-22 11:22:20,534 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:22:20,534 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 267 transitions. [2019-10-22 11:22:20,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 11:22:20,535 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:20,535 INFO L380 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] [2019-10-22 11:22:20,535 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:20,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:20,542 INFO L82 PathProgramCache]: Analyzing trace with hash -2058339199, now seen corresponding path program 1 times [2019-10-22 11:22:20,543 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:20,543 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117989598] [2019-10-22 11:22:20,543 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:20,543 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:20,544 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:20,673 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117989598] [2019-10-22 11:22:20,673 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:20,673 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:22:20,673 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942510758] [2019-10-22 11:22:20,674 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:22:20,674 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:20,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:22:20,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:20,676 INFO L87 Difference]: Start difference. First operand 188 states and 267 transitions. Second operand 5 states. [2019-10-22 11:22:20,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:20,846 INFO L93 Difference]: Finished difference Result 703 states and 1003 transitions. [2019-10-22 11:22:20,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 11:22:20,846 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2019-10-22 11:22:20,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:20,848 INFO L225 Difference]: With dead ends: 703 [2019-10-22 11:22:20,848 INFO L226 Difference]: Without dead ends: 522 [2019-10-22 11:22:20,849 INFO L600 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 [2019-10-22 11:22:20,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2019-10-22 11:22:20,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 186. [2019-10-22 11:22:20,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2019-10-22 11:22:20,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 261 transitions. [2019-10-22 11:22:20,876 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 261 transitions. Word has length 28 [2019-10-22 11:22:20,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:20,877 INFO L462 AbstractCegarLoop]: Abstraction has 186 states and 261 transitions. [2019-10-22 11:22:20,877 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:22:20,877 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 261 transitions. [2019-10-22 11:22:20,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 11:22:20,878 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:20,878 INFO L380 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] [2019-10-22 11:22:20,879 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:20,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:20,879 INFO L82 PathProgramCache]: Analyzing trace with hash 952156187, now seen corresponding path program 1 times [2019-10-22 11:22:20,879 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:20,879 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150273152] [2019-10-22 11:22:20,880 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:20,880 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:20,880 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:20,928 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150273152] [2019-10-22 11:22:20,928 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:20,928 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:22:20,928 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049591207] [2019-10-22 11:22:20,929 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:22:20,929 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:20,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:22:20,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:20,930 INFO L87 Difference]: Start difference. First operand 186 states and 261 transitions. Second operand 5 states. [2019-10-22 11:22:21,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:21,028 INFO L93 Difference]: Finished difference Result 537 states and 745 transitions. [2019-10-22 11:22:21,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 11:22:21,029 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-10-22 11:22:21,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:21,031 INFO L225 Difference]: With dead ends: 537 [2019-10-22 11:22:21,031 INFO L226 Difference]: Without dead ends: 358 [2019-10-22 11:22:21,031 INFO L600 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 [2019-10-22 11:22:21,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2019-10-22 11:22:21,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 204. [2019-10-22 11:22:21,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2019-10-22 11:22:21,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 279 transitions. [2019-10-22 11:22:21,053 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 279 transitions. Word has length 34 [2019-10-22 11:22:21,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:21,054 INFO L462 AbstractCegarLoop]: Abstraction has 204 states and 279 transitions. [2019-10-22 11:22:21,054 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:22:21,054 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 279 transitions. [2019-10-22 11:22:21,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 11:22:21,055 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:21,056 INFO L380 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] [2019-10-22 11:22:21,056 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:21,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:21,056 INFO L82 PathProgramCache]: Analyzing trace with hash 1653220765, now seen corresponding path program 1 times [2019-10-22 11:22:21,056 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:21,057 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368372224] [2019-10-22 11:22:21,057 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,057 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,057 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:21,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:21,100 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368372224] [2019-10-22 11:22:21,100 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:21,101 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:22:21,101 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101022817] [2019-10-22 11:22:21,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:22:21,101 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:21,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:22:21,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:22:21,102 INFO L87 Difference]: Start difference. First operand 204 states and 279 transitions. Second operand 4 states. [2019-10-22 11:22:21,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:21,198 INFO L93 Difference]: Finished difference Result 509 states and 691 transitions. [2019-10-22 11:22:21,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:22:21,199 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-10-22 11:22:21,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:21,200 INFO L225 Difference]: With dead ends: 509 [2019-10-22 11:22:21,200 INFO L226 Difference]: Without dead ends: 312 [2019-10-22 11:22:21,200 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:21,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2019-10-22 11:22:21,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 216. [2019-10-22 11:22:21,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2019-10-22 11:22:21,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 291 transitions. [2019-10-22 11:22:21,217 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 291 transitions. Word has length 34 [2019-10-22 11:22:21,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:21,217 INFO L462 AbstractCegarLoop]: Abstraction has 216 states and 291 transitions. [2019-10-22 11:22:21,217 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:22:21,217 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 291 transitions. [2019-10-22 11:22:21,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 11:22:21,218 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:21,218 INFO L380 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] [2019-10-22 11:22:21,218 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:21,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:21,219 INFO L82 PathProgramCache]: Analyzing trace with hash 1066414751, now seen corresponding path program 1 times [2019-10-22 11:22:21,219 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:21,219 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146575019] [2019-10-22 11:22:21,219 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,220 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,220 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:21,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:21,252 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146575019] [2019-10-22 11:22:21,252 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:21,252 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:22:21,252 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175069533] [2019-10-22 11:22:21,253 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:22:21,253 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:21,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:22:21,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:21,253 INFO L87 Difference]: Start difference. First operand 216 states and 291 transitions. Second operand 3 states. [2019-10-22 11:22:21,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:21,292 INFO L93 Difference]: Finished difference Result 515 states and 693 transitions. [2019-10-22 11:22:21,292 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:21,292 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-10-22 11:22:21,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:21,294 INFO L225 Difference]: With dead ends: 515 [2019-10-22 11:22:21,294 INFO L226 Difference]: Without dead ends: 306 [2019-10-22 11:22:21,294 INFO L600 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 [2019-10-22 11:22:21,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2019-10-22 11:22:21,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2019-10-22 11:22:21,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2019-10-22 11:22:21,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 403 transitions. [2019-10-22 11:22:21,317 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 403 transitions. Word has length 34 [2019-10-22 11:22:21,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:21,317 INFO L462 AbstractCegarLoop]: Abstraction has 306 states and 403 transitions. [2019-10-22 11:22:21,317 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:21,318 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 403 transitions. [2019-10-22 11:22:21,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 11:22:21,318 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:21,319 INFO L380 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] [2019-10-22 11:22:21,319 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:21,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:21,319 INFO L82 PathProgramCache]: Analyzing trace with hash -329531425, now seen corresponding path program 1 times [2019-10-22 11:22:21,319 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:21,320 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996482477] [2019-10-22 11:22:21,320 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,320 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,320 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:21,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:21,354 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996482477] [2019-10-22 11:22:21,354 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:21,354 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:22:21,355 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92167362] [2019-10-22 11:22:21,355 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:22:21,355 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:21,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:22:21,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:21,355 INFO L87 Difference]: Start difference. First operand 306 states and 403 transitions. Second operand 3 states. [2019-10-22 11:22:21,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:21,405 INFO L93 Difference]: Finished difference Result 459 states and 606 transitions. [2019-10-22 11:22:21,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:21,406 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-10-22 11:22:21,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:21,407 INFO L225 Difference]: With dead ends: 459 [2019-10-22 11:22:21,408 INFO L226 Difference]: Without dead ends: 457 [2019-10-22 11:22:21,408 INFO L600 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 [2019-10-22 11:22:21,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2019-10-22 11:22:21,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 364. [2019-10-22 11:22:21,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2019-10-22 11:22:21,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 488 transitions. [2019-10-22 11:22:21,436 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 488 transitions. Word has length 35 [2019-10-22 11:22:21,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:21,437 INFO L462 AbstractCegarLoop]: Abstraction has 364 states and 488 transitions. [2019-10-22 11:22:21,437 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:21,437 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 488 transitions. [2019-10-22 11:22:21,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-22 11:22:21,438 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:21,438 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:21,439 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:21,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:21,439 INFO L82 PathProgramCache]: Analyzing trace with hash 1979064958, now seen corresponding path program 1 times [2019-10-22 11:22:21,439 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:21,439 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227980611] [2019-10-22 11:22:21,440 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,440 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,440 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:21,484 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:21,485 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227980611] [2019-10-22 11:22:21,485 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:21,485 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:22:21,485 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706319975] [2019-10-22 11:22:21,485 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:22:21,486 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:21,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:22:21,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:21,486 INFO L87 Difference]: Start difference. First operand 364 states and 488 transitions. Second operand 5 states. [2019-10-22 11:22:21,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:21,584 INFO L93 Difference]: Finished difference Result 571 states and 779 transitions. [2019-10-22 11:22:21,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:22:21,585 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2019-10-22 11:22:21,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:21,586 INFO L225 Difference]: With dead ends: 571 [2019-10-22 11:22:21,586 INFO L226 Difference]: Without dead ends: 304 [2019-10-22 11:22:21,587 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 11:22:21,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2019-10-22 11:22:21,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 304. [2019-10-22 11:22:21,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2019-10-22 11:22:21,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 395 transitions. [2019-10-22 11:22:21,610 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 395 transitions. Word has length 60 [2019-10-22 11:22:21,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:21,610 INFO L462 AbstractCegarLoop]: Abstraction has 304 states and 395 transitions. [2019-10-22 11:22:21,611 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:22:21,611 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 395 transitions. [2019-10-22 11:22:21,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-22 11:22:21,611 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:21,612 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:21,612 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:21,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:21,612 INFO L82 PathProgramCache]: Analyzing trace with hash -297745622, now seen corresponding path program 1 times [2019-10-22 11:22:21,612 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:21,612 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953701005] [2019-10-22 11:22:21,613 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,613 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,613 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:21,646 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 11:22:21,646 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953701005] [2019-10-22 11:22:21,646 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:21,646 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:22:21,646 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659905765] [2019-10-22 11:22:21,647 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:22:21,647 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:21,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:22:21,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:21,648 INFO L87 Difference]: Start difference. First operand 304 states and 395 transitions. Second operand 3 states. [2019-10-22 11:22:21,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:21,707 INFO L93 Difference]: Finished difference Result 600 states and 779 transitions. [2019-10-22 11:22:21,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:21,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2019-10-22 11:22:21,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:21,708 INFO L225 Difference]: With dead ends: 600 [2019-10-22 11:22:21,709 INFO L226 Difference]: Without dead ends: 303 [2019-10-22 11:22:21,709 INFO L600 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 [2019-10-22 11:22:21,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2019-10-22 11:22:21,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 291. [2019-10-22 11:22:21,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2019-10-22 11:22:21,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 374 transitions. [2019-10-22 11:22:21,730 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 374 transitions. Word has length 63 [2019-10-22 11:22:21,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:21,731 INFO L462 AbstractCegarLoop]: Abstraction has 291 states and 374 transitions. [2019-10-22 11:22:21,731 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:21,731 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 374 transitions. [2019-10-22 11:22:21,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-22 11:22:21,732 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:21,732 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:21,732 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:21,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:21,732 INFO L82 PathProgramCache]: Analyzing trace with hash 751274022, now seen corresponding path program 1 times [2019-10-22 11:22:21,732 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:21,733 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443182637] [2019-10-22 11:22:21,733 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,733 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:21,733 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:21,804 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-22 11:22:21,804 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443182637] [2019-10-22 11:22:21,804 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:21,804 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-22 11:22:21,804 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640647852] [2019-10-22 11:22:21,805 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-22 11:22:21,805 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:21,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-22 11:22:21,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-22 11:22:21,805 INFO L87 Difference]: Start difference. First operand 291 states and 374 transitions. Second operand 8 states. [2019-10-22 11:22:22,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:22,228 INFO L93 Difference]: Finished difference Result 1063 states and 1371 transitions. [2019-10-22 11:22:22,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-10-22 11:22:22,229 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2019-10-22 11:22:22,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:22,229 INFO L225 Difference]: With dead ends: 1063 [2019-10-22 11:22:22,229 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:22:22,231 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2019-10-22 11:22:22,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:22:22,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:22:22,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:22:22,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:22:22,232 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-10-22 11:22:22,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:22,233 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:22:22,233 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-22 11:22:22,233 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:22:22,233 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:22:22,237 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:22:22,462 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 94 [2019-10-22 11:22:22,764 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 116 [2019-10-22 11:22:22,893 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 93 [2019-10-22 11:22:23,062 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 112 [2019-10-22 11:22:23,250 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 117 [2019-10-22 11:22:23,451 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 123 [2019-10-22 11:22:23,843 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 25 [2019-10-22 11:22:24,209 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 33 [2019-10-22 11:22:24,712 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 28 [2019-10-22 11:22:24,991 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 12 [2019-10-22 11:22:25,385 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 28 [2019-10-22 11:22:25,740 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 27 [2019-10-22 11:22:26,171 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 21 [2019-10-22 11:22:26,526 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 27 [2019-10-22 11:22:26,787 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 33 [2019-10-22 11:22:26,858 INFO L443 ceAbstractionStarter]: For program point L663(lines 663 680) no Hoare annotation was computed. [2019-10-22 11:22:26,858 INFO L443 ceAbstractionStarter]: For program point L663-1(lines 663 680) no Hoare annotation was computed. [2019-10-22 11:22:26,858 INFO L443 ceAbstractionStarter]: For program point L663-2(lines 663 680) no Hoare annotation was computed. [2019-10-22 11:22:26,859 INFO L439 ceAbstractionStarter]: At program point L466(lines 461 469) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and .cse0 .cse1 (not .cse2) .cse3 (not .cse4) .cse5 .cse6) (and (and .cse0 .cse1 .cse2 .cse4 .cse3 .cse5) .cse6))) [2019-10-22 11:22:26,859 INFO L439 ceAbstractionStarter]: At program point L466-1(lines 461 469) the Hoare annotation is: (let ((.cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse6 (= 0 ~methaneLevelCritical~0))) (let ((.cse3 (= ~pumpRunning~0 0)) (.cse0 (not .cse6)) (.cse5 (not .cse7)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5) (and .cse1 .cse2 .cse6 .cse7 .cse3 .cse4) (and .cse1 .cse2 .cse0 .cse8 .cse5 .cse4 (= 0 ~methAndRunningLastTime~0)) (and .cse1 .cse2 .cse6 .cse7 .cse8 .cse4)))) [2019-10-22 11:22:26,859 INFO L439 ceAbstractionStarter]: At program point L466-2(lines 461 469) the Hoare annotation is: false [2019-10-22 11:22:26,859 INFO L439 ceAbstractionStarter]: At program point L466-3(lines 461 469) the Hoare annotation is: false [2019-10-22 11:22:26,859 INFO L439 ceAbstractionStarter]: At program point L466-4(lines 461 469) the Hoare annotation is: false [2019-10-22 11:22:26,859 INFO L439 ceAbstractionStarter]: At program point L466-5(lines 461 469) the Hoare annotation is: false [2019-10-22 11:22:26,859 INFO L443 ceAbstractionStarter]: For program point L830(lines 829 878) no Hoare annotation was computed. [2019-10-22 11:22:26,859 INFO L439 ceAbstractionStarter]: At program point L533(lines 528 535) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:22:26,859 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 835) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L798(lines 798 804) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L439 ceAbstractionStarter]: At program point L798-1(lines 798 804) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-2(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-3(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-5(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-6(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-8(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-9(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-11(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-12(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-14(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-15(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-17(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,860 INFO L443 ceAbstractionStarter]: For program point L765-18(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L765-20(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L765-21(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L765-23(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L765-24(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L765-26(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L765-27(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L765-29(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L765-30(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L765-32(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L765-33(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 675) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L667-1(lines 667 675) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L765-35(lines 765 769) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L667-2(lines 667 675) no Hoare annotation was computed. [2019-10-22 11:22:26,861 INFO L443 ceAbstractionStarter]: For program point L867(lines 867 873) no Hoare annotation was computed. [2019-10-22 11:22:26,862 INFO L439 ceAbstractionStarter]: At program point L867-1(lines 579 585) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0))) (let ((.cse4 (not .cse5)) (.cse2 (not .cse6)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3) .cse4) (and .cse0 .cse1 .cse2 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (= 0 ~methAndRunningLastTime~0)) (and (and .cse0 .cse1 .cse5 .cse3) .cse6)))) [2019-10-22 11:22:26,862 INFO L443 ceAbstractionStarter]: For program point L637(lines 637 654) no Hoare annotation was computed. [2019-10-22 11:22:26,862 INFO L443 ceAbstractionStarter]: For program point L637-1(lines 637 654) no Hoare annotation was computed. [2019-10-22 11:22:26,862 INFO L443 ceAbstractionStarter]: For program point L637-2(lines 637 654) no Hoare annotation was computed. [2019-10-22 11:22:26,862 INFO L443 ceAbstractionStarter]: For program point L637-3(lines 637 654) no Hoare annotation was computed. [2019-10-22 11:22:26,862 INFO L443 ceAbstractionStarter]: For program point L637-4(lines 637 654) no Hoare annotation was computed. [2019-10-22 11:22:26,862 INFO L443 ceAbstractionStarter]: For program point L637-5(lines 637 654) no Hoare annotation was computed. [2019-10-22 11:22:26,862 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,862 INFO L443 ceAbstractionStarter]: For program point L506-1(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,862 INFO L443 ceAbstractionStarter]: For program point L506-2(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,862 INFO L443 ceAbstractionStarter]: For program point L506-3(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,862 INFO L443 ceAbstractionStarter]: For program point L506-4(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,863 INFO L443 ceAbstractionStarter]: For program point L506-5(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,863 INFO L443 ceAbstractionStarter]: For program point L506-6(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,863 INFO L443 ceAbstractionStarter]: For program point L506-7(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,863 INFO L443 ceAbstractionStarter]: For program point L506-8(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,863 INFO L443 ceAbstractionStarter]: For program point L506-9(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,863 INFO L443 ceAbstractionStarter]: For program point L506-10(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,863 INFO L443 ceAbstractionStarter]: For program point L506-11(lines 506 512) no Hoare annotation was computed. [2019-10-22 11:22:26,863 INFO L439 ceAbstractionStarter]: At program point L771(lines 756 774) the Hoare annotation is: false [2019-10-22 11:22:26,863 INFO L439 ceAbstractionStarter]: At program point L771-1(lines 756 774) the Hoare annotation is: false [2019-10-22 11:22:26,863 INFO L439 ceAbstractionStarter]: At program point L771-2(lines 756 774) the Hoare annotation is: false [2019-10-22 11:22:26,863 INFO L439 ceAbstractionStarter]: At program point L771-3(lines 756 774) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 0 ~methAndRunningLastTime~0)) (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 .cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3 .cse4))) [2019-10-22 11:22:26,864 INFO L439 ceAbstractionStarter]: At program point L771-4(lines 756 774) the Hoare annotation is: false [2019-10-22 11:22:26,864 INFO L439 ceAbstractionStarter]: At program point L771-5(lines 756 774) the Hoare annotation is: false [2019-10-22 11:22:26,864 INFO L439 ceAbstractionStarter]: At program point L771-6(lines 756 774) the Hoare annotation is: false [2019-10-22 11:22:26,864 INFO L439 ceAbstractionStarter]: At program point L771-7(lines 756 774) the Hoare annotation is: false [2019-10-22 11:22:26,864 INFO L439 ceAbstractionStarter]: At program point L771-8(lines 756 774) the Hoare annotation is: false [2019-10-22 11:22:26,864 INFO L439 ceAbstractionStarter]: At program point L771-9(lines 756 774) the Hoare annotation is: false [2019-10-22 11:22:26,864 INFO L443 ceAbstractionStarter]: For program point L441(lines 441 445) no Hoare annotation was computed. [2019-10-22 11:22:26,864 INFO L439 ceAbstractionStarter]: At program point L771-10(lines 756 774) the Hoare annotation is: false [2019-10-22 11:22:26,864 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-10-22 11:22:26,864 INFO L439 ceAbstractionStarter]: At program point L771-11(lines 756 774) the Hoare annotation is: false [2019-10-22 11:22:26,864 INFO L439 ceAbstractionStarter]: At program point L937-2(lines 937 951) the Hoare annotation is: false [2019-10-22 11:22:26,864 INFO L443 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2019-10-22 11:22:26,864 INFO L443 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2019-10-22 11:22:26,864 INFO L439 ceAbstractionStarter]: At program point L839-1(lines 839 845) the Hoare annotation is: (let ((.cse8 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= 0 ~methaneLevelCritical~0))) (let ((.cse9 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3 0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse0 (not .cse7)) (.cse10 (not (= 0 ~systemActive~0))) (.cse5 (not .cse8)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5 .cse6) (and .cse1 .cse2 .cse7 .cse8 .cse9 .cse10 .cse4 .cse6) (and (and .cse1 .cse2 .cse7 .cse8 .cse9 .cse3 .cse4) .cse6) (and (and .cse1 .cse2 .cse7 .cse3 .cse10 .cse4) .cse6) (and .cse1 .cse2 .cse0 .cse10 .cse5 .cse4 (not .cse3))))) [2019-10-22 11:22:26,865 INFO L439 ceAbstractionStarter]: At program point L707(lines 700 710) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and (not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) .cse0 .cse1 (not .cse2) .cse3 (not .cse4) .cse5 .cse6) (and (and .cse0 .cse1 .cse2 .cse4 .cse3 .cse5) .cse6))) [2019-10-22 11:22:26,865 INFO L439 ceAbstractionStarter]: At program point L707-1(lines 700 710) the Hoare annotation is: false [2019-10-22 11:22:26,865 INFO L443 ceAbstractionStarter]: For program point L641(lines 641 649) no Hoare annotation was computed. [2019-10-22 11:22:26,865 INFO L439 ceAbstractionStarter]: At program point L707-2(lines 700 710) the Hoare annotation is: false [2019-10-22 11:22:26,865 INFO L443 ceAbstractionStarter]: For program point L641-1(lines 641 649) no Hoare annotation was computed. [2019-10-22 11:22:26,865 INFO L443 ceAbstractionStarter]: For program point L641-2(lines 641 649) no Hoare annotation was computed. [2019-10-22 11:22:26,865 INFO L443 ceAbstractionStarter]: For program point L641-3(lines 641 649) no Hoare annotation was computed. [2019-10-22 11:22:26,865 INFO L443 ceAbstractionStarter]: For program point L641-4(lines 641 649) no Hoare annotation was computed. [2019-10-22 11:22:26,865 INFO L443 ceAbstractionStarter]: For program point L641-5(lines 641 649) no Hoare annotation was computed. [2019-10-22 11:22:26,865 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-22 11:22:26,865 INFO L443 ceAbstractionStarter]: For program point L410-1(line 410) no Hoare annotation was computed. [2019-10-22 11:22:26,865 INFO L443 ceAbstractionStarter]: For program point L410-2(line 410) no Hoare annotation was computed. [2019-10-22 11:22:26,865 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 561) no Hoare annotation was computed. [2019-10-22 11:22:26,865 INFO L439 ceAbstractionStarter]: At program point L511(lines 502 515) the Hoare annotation is: false [2019-10-22 11:22:26,866 INFO L439 ceAbstractionStarter]: At program point L544-1(lines 1 1021) the Hoare annotation is: (let ((.cse8 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= 0 ~methaneLevelCritical~0))) (let ((.cse9 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3 0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse0 (not .cse7)) (.cse10 (not (= 0 ~systemActive~0))) (.cse5 (not .cse8)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5 .cse6) (and .cse1 .cse2 .cse7 .cse8 .cse9 .cse10 .cse4 .cse6) (and (and .cse1 .cse2 .cse7 .cse8 .cse9 .cse3 .cse4) .cse6) (and (and .cse1 .cse2 .cse7 .cse3 .cse10 .cse4) .cse6) (and .cse1 .cse2 .cse0 .cse10 .cse5 .cse4 (not .cse3))))) [2019-10-22 11:22:26,866 INFO L439 ceAbstractionStarter]: At program point L511-1(lines 502 515) the Hoare annotation is: false [2019-10-22 11:22:26,866 INFO L443 ceAbstractionStarter]: For program point L544-2(lines 544 561) no Hoare annotation was computed. [2019-10-22 11:22:26,866 INFO L439 ceAbstractionStarter]: At program point L511-2(lines 502 515) the Hoare annotation is: false [2019-10-22 11:22:26,866 INFO L439 ceAbstractionStarter]: At program point L544-3(lines 1 1021) the Hoare annotation is: false [2019-10-22 11:22:26,866 INFO L439 ceAbstractionStarter]: At program point L511-3(lines 502 515) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 0 ~methAndRunningLastTime~0)) (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-10-22 11:22:26,866 INFO L443 ceAbstractionStarter]: For program point L544-4(lines 544 561) no Hoare annotation was computed. [2019-10-22 11:22:26,867 INFO L439 ceAbstractionStarter]: At program point L511-4(lines 502 515) the Hoare annotation is: false [2019-10-22 11:22:26,867 INFO L439 ceAbstractionStarter]: At program point L544-5(lines 1 1021) the Hoare annotation is: false [2019-10-22 11:22:26,867 INFO L439 ceAbstractionStarter]: At program point L511-5(lines 502 515) the Hoare annotation is: false [2019-10-22 11:22:26,867 INFO L439 ceAbstractionStarter]: At program point L511-6(lines 502 515) the Hoare annotation is: false [2019-10-22 11:22:26,867 INFO L439 ceAbstractionStarter]: At program point L511-7(lines 502 515) the Hoare annotation is: false [2019-10-22 11:22:26,867 INFO L439 ceAbstractionStarter]: At program point L511-8(lines 502 515) the Hoare annotation is: false [2019-10-22 11:22:26,867 INFO L439 ceAbstractionStarter]: At program point L511-9(lines 502 515) the Hoare annotation is: false [2019-10-22 11:22:26,867 INFO L439 ceAbstractionStarter]: At program point L511-10(lines 502 515) the Hoare annotation is: false [2019-10-22 11:22:26,867 INFO L439 ceAbstractionStarter]: At program point L511-11(lines 502 515) the Hoare annotation is: false [2019-10-22 11:22:26,867 INFO L443 ceAbstractionStarter]: For program point L941(lines 941 945) no Hoare annotation was computed. [2019-10-22 11:22:26,867 INFO L443 ceAbstractionStarter]: For program point L941-1(lines 579 585) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611-1(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611-2(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611-3(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611-4(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611-5(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611-6(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611-7(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611-8(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611-9(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611-10(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L611-11(lines 611 628) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L439 ceAbstractionStarter]: At program point L579(lines 578 597) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse2 (not .cse5)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3) (and .cse0 .cse1 .cse2 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) .cse3 (not .cse4)) (and .cse0 .cse1 .cse2 .cse3 (= 0 ~methAndRunningLastTime~0)) (and (and .cse0 .cse1 .cse4 .cse3) .cse5)))) [2019-10-22 11:22:26,868 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 579 585) no Hoare annotation was computed. [2019-10-22 11:22:26,868 INFO L439 ceAbstractionStarter]: At program point L579-2(lines 578 597) the Hoare annotation is: false [2019-10-22 11:22:26,869 INFO L439 ceAbstractionStarter]: At program point L579-3(lines 578 597) the Hoare annotation is: false [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L1009(lines 1009 1016) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L446 ceAbstractionStarter]: At program point L1009-1(lines 1009 1016) the Hoare annotation is: true [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 558) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L548-2(lines 548 558) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L548-4(lines 548 558) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L439 ceAbstractionStarter]: At program point L879(lines 828 880) the Hoare annotation is: false [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615-1(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615-2(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 555) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615-3(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615-4(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L549-2(lines 549 555) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615-5(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615-6(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L549-4(lines 549 555) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615-7(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615-8(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615-9(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615-10(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L443 ceAbstractionStarter]: For program point L615-11(lines 615 623) no Hoare annotation was computed. [2019-10-22 11:22:26,869 INFO L439 ceAbstractionStarter]: At program point L913(lines 1 1021) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:22:26,870 INFO L439 ceAbstractionStarter]: At program point L716(lines 711 719) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (.cse3 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (not (= 0 ~systemActive~0)) .cse4 (not .cse3) .cse5 (= 0 ~methAndRunningLastTime~0)))) [2019-10-22 11:22:26,870 INFO L439 ceAbstractionStarter]: At program point L716-1(lines 711 719) the Hoare annotation is: false [2019-10-22 11:22:26,870 INFO L439 ceAbstractionStarter]: At program point L716-2(lines 711 719) the Hoare annotation is: false [2019-10-22 11:22:26,870 INFO L443 ceAbstractionStarter]: For program point L849(lines 849 855) no Hoare annotation was computed. [2019-10-22 11:22:26,870 INFO L439 ceAbstractionStarter]: At program point L849-1(lines 849 855) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0))) (let ((.cse4 (not .cse5)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3) .cse4) (and .cse0 .cse1 .cse2 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) .cse3 .cse4) (and (and .cse0 .cse1 .cse5 .cse3) .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse6)))) [2019-10-22 11:22:26,870 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-10-22 11:22:26,870 INFO L443 ceAbstractionStarter]: For program point L453(lines 453 457) no Hoare annotation was computed. [2019-10-22 11:22:26,870 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,870 INFO L443 ceAbstractionStarter]: For program point L784-2(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,870 INFO L443 ceAbstractionStarter]: For program point L784-3(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,870 INFO L443 ceAbstractionStarter]: For program point L784-5(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,870 INFO L439 ceAbstractionStarter]: At program point L586(lines 586 592) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse3) (and .cse0 .cse1 .cse2 .cse3 (= 0 ~methAndRunningLastTime~0)))) [2019-10-22 11:22:26,870 INFO L443 ceAbstractionStarter]: For program point L784-6(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,870 INFO L439 ceAbstractionStarter]: At program point L586-1(lines 586 592) the Hoare annotation is: false [2019-10-22 11:22:26,870 INFO L443 ceAbstractionStarter]: For program point L784-8(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,870 INFO L439 ceAbstractionStarter]: At program point L586-2(lines 586 592) the Hoare annotation is: false [2019-10-22 11:22:26,870 INFO L443 ceAbstractionStarter]: For program point L784-9(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,871 INFO L443 ceAbstractionStarter]: For program point L784-11(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,871 INFO L443 ceAbstractionStarter]: For program point L784-12(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,871 INFO L443 ceAbstractionStarter]: For program point L784-14(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,871 INFO L443 ceAbstractionStarter]: For program point L784-15(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,871 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:22:26,871 INFO L443 ceAbstractionStarter]: For program point L784-17(lines 784 788) no Hoare annotation was computed. [2019-10-22 11:22:26,871 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-10-22 11:22:26,871 INFO L439 ceAbstractionStarter]: At program point L521(lines 516 524) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (not (= ~pumpRunning~0 0))) [2019-10-22 11:22:26,871 INFO L439 ceAbstractionStarter]: At program point L521-1(lines 516 524) the Hoare annotation is: false [2019-10-22 11:22:26,871 INFO L439 ceAbstractionStarter]: At program point L521-2(lines 516 524) the Hoare annotation is: false [2019-10-22 11:22:26,871 INFO L439 ceAbstractionStarter]: At program point L521-3(lines 516 524) the Hoare annotation is: false [2019-10-22 11:22:26,871 INFO L439 ceAbstractionStarter]: At program point L521-4(lines 516 524) the Hoare annotation is: false [2019-10-22 11:22:26,872 INFO L439 ceAbstractionStarter]: At program point L521-5(lines 516 524) the Hoare annotation is: false [2019-10-22 11:22:26,872 INFO L446 ceAbstractionStarter]: At program point L1018(lines 999 1021) the Hoare annotation is: true [2019-10-22 11:22:26,872 INFO L439 ceAbstractionStarter]: At program point L985(lines 981 987) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:22:26,872 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:22:26,872 INFO L439 ceAbstractionStarter]: At program point L921(lines 916 924) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:22:26,872 INFO L439 ceAbstractionStarter]: At program point L790(lines 775 793) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (not (= ~pumpRunning~0 0))) [2019-10-22 11:22:26,872 INFO L439 ceAbstractionStarter]: At program point L790-1(lines 775 793) the Hoare annotation is: false [2019-10-22 11:22:26,872 INFO L439 ceAbstractionStarter]: At program point L790-2(lines 775 793) the Hoare annotation is: false [2019-10-22 11:22:26,872 INFO L439 ceAbstractionStarter]: At program point L790-3(lines 775 793) the Hoare annotation is: false [2019-10-22 11:22:26,872 INFO L439 ceAbstractionStarter]: At program point L790-4(lines 775 793) the Hoare annotation is: false [2019-10-22 11:22:26,872 INFO L439 ceAbstractionStarter]: At program point L790-5(lines 775 793) the Hoare annotation is: false [2019-10-22 11:22:26,872 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:22:26,872 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 433) no Hoare annotation was computed. [2019-10-22 11:22:26,872 INFO L443 ceAbstractionStarter]: For program point L429-3(lines 429 433) no Hoare annotation was computed. [2019-10-22 11:22:26,872 INFO L443 ceAbstractionStarter]: For program point L429-6(lines 429 433) no Hoare annotation was computed. [2019-10-22 11:22:26,872 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 874) no Hoare annotation was computed. [2019-10-22 11:22:26,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:22:26 BoogieIcfgContainer [2019-10-22 11:22:26,902 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:22:26,903 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:22:26,903 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:22:26,903 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:22:26,903 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:22:19" (3/4) ... [2019-10-22 11:22:26,910 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:22:26,929 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 11:22:26,930 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 11:22:26,930 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 11:22:26,931 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:22:26,932 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:22:26,933 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:22:26,958 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime [2019-10-22 11:22:26,959 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime [2019-10-22 11:22:26,959 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime [2019-10-22 11:22:26,959 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == methaneLevelCritical) && ((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 0 == methAndRunningLastTime) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-10-22 11:22:26,959 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == methaneLevelCritical) && ((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 0 == methAndRunningLastTime) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-10-22 11:22:26,959 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || (((((\result == 1 && tmp == 1) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((\result == 1 && tmp == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-10-22 11:22:26,960 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || (((((\result == 1 && tmp == 1) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((\result == 1 && tmp == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) [2019-10-22 11:22:26,960 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && tmp == 1) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((\result == 1 && tmp == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) [2019-10-22 11:22:26,960 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) || (((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((\result == 1 && tmp == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-10-22 11:22:26,960 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:22:26,961 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == methaneLevelCritical) && ((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((\result == 1 && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-10-22 11:22:26,961 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-10-22 11:22:26,962 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0 == \result) && \result == 1) && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-10-22 11:22:26,963 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && tmp == 1) && \result == 0) && !(0 == methaneLevelCritical)) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) || (((((((\result == 1 && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && !(pumpRunning == 0)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-10-22 11:22:26,963 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && tmp == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((\result == 1 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-10-22 11:22:26,964 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && tmp == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((((0 == \result && \result == 1) && tmp == 1) && 0 == tmp___0) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-10-22 11:22:26,965 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0) [2019-10-22 11:22:26,966 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0) [2019-10-22 11:22:27,042 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_92efb7e3-45d5-4593-a872-01867be0b928/bin/utaipan/witness.graphml [2019-10-22 11:22:27,042 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:22:27,043 INFO L168 Benchmark]: Toolchain (without parser) took 9632.55 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 435.7 MB). Free memory was 948.5 MB in the beginning and 1.3 GB in the end (delta: -323.4 MB). Peak memory consumption was 112.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:27,044 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:27,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 948.5 MB in the beginning and 1.1 GB in the end (delta: -179.1 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:27,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:27,044 INFO L168 Benchmark]: Boogie Preprocessor took 78.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:27,044 INFO L168 Benchmark]: RCFGBuilder took 1047.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.3 MB). Peak memory consumption was 93.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:27,045 INFO L168 Benchmark]: TraceAbstraction took 7602.43 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 284.7 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -271.9 MB). Peak memory consumption was 377.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:27,045 INFO L168 Benchmark]: Witness Printer took 139.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:27,047 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 687.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 948.5 MB in the beginning and 1.1 GB in the end (delta: -179.1 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 78.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1047.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.3 MB). Peak memory consumption was 93.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7602.43 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 284.7 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -271.9 MB). Peak memory consumption was 377.2 MB. Max. memory is 11.5 GB. * Witness Printer took 139.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: 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: 916]: Loop Invariant Derived loop invariant: ((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: ((((((\result == 1 && tmp == 1) && \result == 0) && !(0 == methaneLevelCritical)) && pumpRunning == 0) && !(0 == \result)) && 0 == splverifierCounter) || (((((((\result == 1 && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && !(pumpRunning == 0)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: ((((((\result == 1 && tmp == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((((0 == \result && \result == 1) && tmp == 1) && 0 == tmp___0) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((!(0 == methaneLevelCritical) && ((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 0 == methAndRunningLastTime) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || (((((\result == 1 && tmp == 1) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((\result == 1 && tmp == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0) - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: ((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || (((((\result == 1 && tmp == 1) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((\result == 1 && tmp == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && tmp == 1) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((\result == 1 && tmp == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((((!(0 == \result) && \result == 1) && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) || (((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((\result == 1 && tmp == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0) - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: ((((((\result == 1 && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: ((((!(0 == methaneLevelCritical) && ((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((\result == 1 && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((((((!(0 == methaneLevelCritical) && ((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter) && !(0 == \result)) && 0 == methAndRunningLastTime) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && tmp == 1) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 999]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: ((((((\result == 1 && tmp == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((\result == 1 && tmp == 1) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((\result == 1 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 195 locations, 3 error locations. Result: SAFE, OverallTime: 7.5s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.6s, HoareTripleCheckerStatistics: 1675 SDtfs, 2081 SDslu, 2243 SDs, 0 SdLazy, 312 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 100 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=364occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 905 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 408 NumberOfFragments, 1107 HoareAnnotationTreeSize, 69 FomulaSimplifications, 482108 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 69 FomulaSimplificationsInter, 94035 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 453 ConstructedInterpolants, 0 QuantifiedInterpolants, 35774 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 67/67 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...