./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product55.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_52817299-f9b2-4217-a290-b9648579a4ea/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/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 d3b2c25dcf3994b536a04bc5bf3e1c9a29f5c50b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:24:19,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:24:19,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:24:19,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:24:19,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:24:19,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:24:19,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:24:19,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:24:19,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:24:19,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:24:19,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:24:19,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:24:19,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:24:19,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:24:19,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:24:19,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:24:19,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:24:19,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:24:19,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:24:19,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:24:19,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:24:19,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:24:19,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:24:19,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:24:19,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:24:19,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:24:19,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:24:19,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:24:19,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:24:19,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:24:19,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:24:19,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:24:19,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:24:19,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:24:19,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:24:19,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:24:19,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:24:19,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:24:19,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:24:19,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:24:19,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:24:19,228 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:24:19,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:24:19,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:24:19,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:24:19,241 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:24:19,241 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:24:19,242 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:24:19,242 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:24:19,242 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:24:19,242 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:24:19,242 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:24:19,242 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:24:19,242 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:24:19,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:24:19,243 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:24:19,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:24:19,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:24:19,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:24:19,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:24:19,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:24:19,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:24:19,244 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:24:19,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:24:19,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:24:19,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:24:19,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:24:19,245 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:24:19,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:24:19,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:24:19,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:24:19,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:24:19,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:24:19,246 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:24:19,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:24:19,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:24:19,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:24:19,246 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_52817299-f9b2-4217-a290-b9648579a4ea/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 -> d3b2c25dcf3994b536a04bc5bf3e1c9a29f5c50b [2019-10-22 11:24:19,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:24:19,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:24:19,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:24:19,296 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:24:19,296 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:24:19,297 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c [2019-10-22 11:24:19,341 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/bin/utaipan/data/fe25efe8e/21f402c69883403da91cf24541fb49a7/FLAG2a631309c [2019-10-22 11:24:19,752 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:24:19,760 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/sv-benchmarks/c/product-lines/minepump_spec2_product55.cil.c [2019-10-22 11:24:19,769 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/bin/utaipan/data/fe25efe8e/21f402c69883403da91cf24541fb49a7/FLAG2a631309c [2019-10-22 11:24:19,780 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/bin/utaipan/data/fe25efe8e/21f402c69883403da91cf24541fb49a7 [2019-10-22 11:24:19,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:24:19,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:24:19,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:24:19,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:24:19,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:24:19,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:24:19" (1/1) ... [2019-10-22 11:24:19,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c12a99e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:19, skipping insertion in model container [2019-10-22 11:24:19,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:24:19" (1/1) ... [2019-10-22 11:24:19,799 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:24:19,833 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:24:20,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:24:20,165 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:24:20,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:24:20,296 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:24:20,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20 WrapperNode [2019-10-22 11:24:20,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:24:20,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:24:20,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:24:20,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:24:20,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20" (1/1) ... [2019-10-22 11:24:20,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20" (1/1) ... [2019-10-22 11:24:20,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:24:20,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:24:20,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:24:20,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:24:20,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20" (1/1) ... [2019-10-22 11:24:20,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20" (1/1) ... [2019-10-22 11:24:20,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20" (1/1) ... [2019-10-22 11:24:20,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20" (1/1) ... [2019-10-22 11:24:20,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20" (1/1) ... [2019-10-22 11:24:20,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20" (1/1) ... [2019-10-22 11:24:20,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20" (1/1) ... [2019-10-22 11:24:20,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:24:20,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:24:20,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:24:20,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:24:20,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/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 11:24:20,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:24:20,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:24:20,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:24:20,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:24:21,517 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:24:21,517 INFO L284 CfgBuilder]: Removed 282 assume(true) statements. [2019-10-22 11:24:21,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:24:21 BoogieIcfgContainer [2019-10-22 11:24:21,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:24:21,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:24:21,520 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:24:21,523 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:24:21,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:24:19" (1/3) ... [2019-10-22 11:24:21,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1989a907 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:24:21, skipping insertion in model container [2019-10-22 11:24:21,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:24:20" (2/3) ... [2019-10-22 11:24:21,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1989a907 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:24:21, skipping insertion in model container [2019-10-22 11:24:21,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:24:21" (3/3) ... [2019-10-22 11:24:21,527 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product55.cil.c [2019-10-22 11:24:21,537 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:24:21,543 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:24:21,561 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:24:21,586 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:24:21,586 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:24:21,586 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:24:21,586 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:24:21,587 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:24:21,587 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:24:21,587 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:24:21,587 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:24:21,602 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2019-10-22 11:24:21,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 11:24:21,608 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:21,609 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 11:24:21,610 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:21,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:21,614 INFO L82 PathProgramCache]: Analyzing trace with hash -1685888364, now seen corresponding path program 1 times [2019-10-22 11:24:21,620 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:21,620 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859824553] [2019-10-22 11:24:21,620 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:21,621 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:21,621 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:21,829 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 11:24:21,830 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859824553] [2019-10-22 11:24:21,831 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:21,831 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:24:21,831 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376726803] [2019-10-22 11:24:21,834 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 11:24:21,836 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:21,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 11:24:21,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:24:21,847 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 2 states. [2019-10-22 11:24:21,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:21,883 INFO L93 Difference]: Finished difference Result 383 states and 588 transitions. [2019-10-22 11:24:21,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 11:24:21,884 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-10-22 11:24:21,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:21,895 INFO L225 Difference]: With dead ends: 383 [2019-10-22 11:24:21,896 INFO L226 Difference]: Without dead ends: 191 [2019-10-22 11:24:21,899 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 11:24:21,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2019-10-22 11:24:21,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2019-10-22 11:24:21,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2019-10-22 11:24:21,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 286 transitions. [2019-10-22 11:24:21,941 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 286 transitions. Word has length 18 [2019-10-22 11:24:21,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:21,942 INFO L462 AbstractCegarLoop]: Abstraction has 191 states and 286 transitions. [2019-10-22 11:24:21,942 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 11:24:21,942 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2019-10-22 11:24:21,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 11:24:21,943 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:21,943 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 11:24:21,944 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:21,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:21,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1092357789, now seen corresponding path program 1 times [2019-10-22 11:24:21,944 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:21,944 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297855085] [2019-10-22 11:24:21,944 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:21,945 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:21,945 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:22,038 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 11:24:22,038 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297855085] [2019-10-22 11:24:22,038 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:22,039 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:24:22,039 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58861693] [2019-10-22 11:24:22,040 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:24:22,040 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:22,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:24:22,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:24:22,041 INFO L87 Difference]: Start difference. First operand 191 states and 286 transitions. Second operand 3 states. [2019-10-22 11:24:22,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:22,057 INFO L93 Difference]: Finished difference Result 191 states and 286 transitions. [2019-10-22 11:24:22,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:24:22,059 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-10-22 11:24:22,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:22,060 INFO L225 Difference]: With dead ends: 191 [2019-10-22 11:24:22,060 INFO L226 Difference]: Without dead ends: 75 [2019-10-22 11:24:22,061 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 11:24:22,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-10-22 11:24:22,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2019-10-22 11:24:22,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-10-22 11:24:22,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2019-10-22 11:24:22,067 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 19 [2019-10-22 11:24:22,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:22,068 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2019-10-22 11:24:22,068 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:24:22,068 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2019-10-22 11:24:22,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 11:24:22,069 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:22,069 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 11:24:22,069 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:22,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:22,069 INFO L82 PathProgramCache]: Analyzing trace with hash 359640127, now seen corresponding path program 1 times [2019-10-22 11:24:22,069 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:22,070 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367198568] [2019-10-22 11:24:22,070 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:22,070 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:22,070 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:22,215 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 11:24:22,215 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367198568] [2019-10-22 11:24:22,215 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:22,215 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:24:22,216 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44368987] [2019-10-22 11:24:22,216 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 11:24:22,216 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:22,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 11:24:22,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:24:22,217 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand 6 states. [2019-10-22 11:24:22,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:22,313 INFO L93 Difference]: Finished difference Result 235 states and 355 transitions. [2019-10-22 11:24:22,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 11:24:22,313 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-10-22 11:24:22,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:22,315 INFO L225 Difference]: With dead ends: 235 [2019-10-22 11:24:22,315 INFO L226 Difference]: Without dead ends: 167 [2019-10-22 11:24:22,315 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 11:24:22,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-10-22 11:24:22,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 95. [2019-10-22 11:24:22,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-22 11:24:22,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2019-10-22 11:24:22,331 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 24 [2019-10-22 11:24:22,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:22,331 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2019-10-22 11:24:22,331 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 11:24:22,336 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2019-10-22 11:24:22,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 11:24:22,337 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:22,337 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 11:24:22,337 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:22,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:22,337 INFO L82 PathProgramCache]: Analyzing trace with hash 1777034885, now seen corresponding path program 1 times [2019-10-22 11:24:22,338 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:22,338 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250989593] [2019-10-22 11:24:22,338 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:22,338 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:22,338 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:22,409 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 11:24:22,410 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250989593] [2019-10-22 11:24:22,410 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:22,410 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:24:22,410 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463440548] [2019-10-22 11:24:22,411 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:24:22,411 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:22,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:24:22,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:24:22,412 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand 3 states. [2019-10-22 11:24:22,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:22,483 INFO L93 Difference]: Finished difference Result 193 states and 291 transitions. [2019-10-22 11:24:22,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:24:22,483 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-10-22 11:24:22,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:22,484 INFO L225 Difference]: With dead ends: 193 [2019-10-22 11:24:22,484 INFO L226 Difference]: Without dead ends: 105 [2019-10-22 11:24:22,484 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 11:24:22,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-10-22 11:24:22,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2019-10-22 11:24:22,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-10-22 11:24:22,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2019-10-22 11:24:22,500 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 27 [2019-10-22 11:24:22,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:22,501 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2019-10-22 11:24:22,501 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:24:22,501 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2019-10-22 11:24:22,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 11:24:22,502 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:22,502 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 11:24:22,502 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:22,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:22,502 INFO L82 PathProgramCache]: Analyzing trace with hash 681148104, now seen corresponding path program 1 times [2019-10-22 11:24:22,503 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:22,503 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958122987] [2019-10-22 11:24:22,503 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:22,510 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:22,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:22,576 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 11:24:22,577 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958122987] [2019-10-22 11:24:22,577 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:22,577 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:24:22,577 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149136854] [2019-10-22 11:24:22,578 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:24:22,578 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:22,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:24:22,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:24:22,579 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand 5 states. [2019-10-22 11:24:22,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:22,726 INFO L93 Difference]: Finished difference Result 377 states and 546 transitions. [2019-10-22 11:24:22,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 11:24:22,726 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-10-22 11:24:22,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:22,728 INFO L225 Difference]: With dead ends: 377 [2019-10-22 11:24:22,728 INFO L226 Difference]: Without dead ends: 281 [2019-10-22 11:24:22,729 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 11:24:22,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2019-10-22 11:24:22,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 101. [2019-10-22 11:24:22,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-10-22 11:24:22,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 142 transitions. [2019-10-22 11:24:22,741 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 142 transitions. Word has length 27 [2019-10-22 11:24:22,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:22,741 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 142 transitions. [2019-10-22 11:24:22,741 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:24:22,741 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 142 transitions. [2019-10-22 11:24:22,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 11:24:22,742 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:22,742 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] [2019-10-22 11:24:22,743 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:22,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:22,743 INFO L82 PathProgramCache]: Analyzing trace with hash 1414654595, now seen corresponding path program 1 times [2019-10-22 11:24:22,746 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:22,747 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076449937] [2019-10-22 11:24:22,747 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:22,747 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:22,747 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:22,819 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 11:24:22,819 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076449937] [2019-10-22 11:24:22,820 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:22,820 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:24:22,820 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006496791] [2019-10-22 11:24:22,820 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:24:22,820 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:22,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:24:22,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:24:22,821 INFO L87 Difference]: Start difference. First operand 101 states and 142 transitions. Second operand 5 states. [2019-10-22 11:24:22,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:22,908 INFO L93 Difference]: Finished difference Result 285 states and 400 transitions. [2019-10-22 11:24:22,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 11:24:22,910 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-10-22 11:24:22,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:22,911 INFO L225 Difference]: With dead ends: 285 [2019-10-22 11:24:22,911 INFO L226 Difference]: Without dead ends: 191 [2019-10-22 11:24:22,912 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 11:24:22,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2019-10-22 11:24:22,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 110. [2019-10-22 11:24:22,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-10-22 11:24:22,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 151 transitions. [2019-10-22 11:24:22,930 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 151 transitions. Word has length 33 [2019-10-22 11:24:22,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:22,931 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 151 transitions. [2019-10-22 11:24:22,931 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:24:22,931 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 151 transitions. [2019-10-22 11:24:22,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 11:24:22,936 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:22,937 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] [2019-10-22 11:24:22,937 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:22,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:22,937 INFO L82 PathProgramCache]: Analyzing trace with hash 2115719173, now seen corresponding path program 1 times [2019-10-22 11:24:22,937 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:22,938 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487613427] [2019-10-22 11:24:22,938 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:22,938 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:22,938 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:23,023 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 11:24:23,023 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487613427] [2019-10-22 11:24:23,023 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:23,023 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 11:24:23,024 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482904804] [2019-10-22 11:24:23,024 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 11:24:23,024 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:23,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 11:24:23,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:24:23,025 INFO L87 Difference]: Start difference. First operand 110 states and 151 transitions. Second operand 6 states. [2019-10-22 11:24:23,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:23,115 INFO L93 Difference]: Finished difference Result 310 states and 425 transitions. [2019-10-22 11:24:23,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 11:24:23,116 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2019-10-22 11:24:23,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:23,117 INFO L225 Difference]: With dead ends: 310 [2019-10-22 11:24:23,117 INFO L226 Difference]: Without dead ends: 207 [2019-10-22 11:24:23,117 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-10-22 11:24:23,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-10-22 11:24:23,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 116. [2019-10-22 11:24:23,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-10-22 11:24:23,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2019-10-22 11:24:23,136 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 33 [2019-10-22 11:24:23,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:23,137 INFO L462 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2019-10-22 11:24:23,137 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 11:24:23,137 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2019-10-22 11:24:23,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 11:24:23,140 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:23,140 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] [2019-10-22 11:24:23,141 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:23,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:23,141 INFO L82 PathProgramCache]: Analyzing trace with hash 1528913159, now seen corresponding path program 1 times [2019-10-22 11:24:23,141 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:23,141 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024080827] [2019-10-22 11:24:23,141 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:23,141 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:23,142 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:23,178 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 11:24:23,178 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024080827] [2019-10-22 11:24:23,178 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:23,178 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:24:23,178 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900523404] [2019-10-22 11:24:23,179 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:24:23,179 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:23,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:24:23,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:24:23,179 INFO L87 Difference]: Start difference. First operand 116 states and 157 transitions. Second operand 3 states. [2019-10-22 11:24:23,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:23,208 INFO L93 Difference]: Finished difference Result 272 states and 370 transitions. [2019-10-22 11:24:23,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:24:23,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2019-10-22 11:24:23,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:23,212 INFO L225 Difference]: With dead ends: 272 [2019-10-22 11:24:23,212 INFO L226 Difference]: Without dead ends: 163 [2019-10-22 11:24:23,212 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 11:24:23,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-10-22 11:24:23,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2019-10-22 11:24:23,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-10-22 11:24:23,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 217 transitions. [2019-10-22 11:24:23,228 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 217 transitions. Word has length 33 [2019-10-22 11:24:23,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:23,229 INFO L462 AbstractCegarLoop]: Abstraction has 163 states and 217 transitions. [2019-10-22 11:24:23,229 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:24:23,229 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2019-10-22 11:24:23,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 11:24:23,231 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:23,231 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 11:24:23,231 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:23,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:23,232 INFO L82 PathProgramCache]: Analyzing trace with hash -871422009, now seen corresponding path program 1 times [2019-10-22 11:24:23,232 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:23,232 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846518929] [2019-10-22 11:24:23,232 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:23,232 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:23,232 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:23,266 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 11:24:23,267 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846518929] [2019-10-22 11:24:23,267 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:23,267 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:24:23,267 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132954710] [2019-10-22 11:24:23,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:24:23,268 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:23,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:24:23,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:24:23,268 INFO L87 Difference]: Start difference. First operand 163 states and 217 transitions. Second operand 3 states. [2019-10-22 11:24:23,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:23,309 INFO L93 Difference]: Finished difference Result 248 states and 331 transitions. [2019-10-22 11:24:23,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:24:23,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-10-22 11:24:23,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:23,310 INFO L225 Difference]: With dead ends: 248 [2019-10-22 11:24:23,310 INFO L226 Difference]: Without dead ends: 246 [2019-10-22 11:24:23,311 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 11:24:23,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2019-10-22 11:24:23,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 221. [2019-10-22 11:24:23,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2019-10-22 11:24:23,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 302 transitions. [2019-10-22 11:24:23,329 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 302 transitions. Word has length 34 [2019-10-22 11:24:23,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:23,330 INFO L462 AbstractCegarLoop]: Abstraction has 221 states and 302 transitions. [2019-10-22 11:24:23,330 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:24:23,330 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 302 transitions. [2019-10-22 11:24:23,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-22 11:24:23,331 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:23,331 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:24:23,331 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:23,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:23,332 INFO L82 PathProgramCache]: Analyzing trace with hash -802659947, now seen corresponding path program 1 times [2019-10-22 11:24:23,332 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:23,332 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036471513] [2019-10-22 11:24:23,332 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:23,332 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:23,332 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:23,379 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 11:24:23,379 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036471513] [2019-10-22 11:24:23,380 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:23,380 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:24:23,380 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401156636] [2019-10-22 11:24:23,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:24:23,380 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:23,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:24:23,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:24:23,381 INFO L87 Difference]: Start difference. First operand 221 states and 302 transitions. Second operand 5 states. [2019-10-22 11:24:23,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:23,463 INFO L93 Difference]: Finished difference Result 351 states and 488 transitions. [2019-10-22 11:24:23,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:24:23,463 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2019-10-22 11:24:23,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:23,464 INFO L225 Difference]: With dead ends: 351 [2019-10-22 11:24:23,464 INFO L226 Difference]: Without dead ends: 184 [2019-10-22 11:24:23,465 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 11:24:23,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2019-10-22 11:24:23,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2019-10-22 11:24:23,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2019-10-22 11:24:23,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 243 transitions. [2019-10-22 11:24:23,480 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 243 transitions. Word has length 59 [2019-10-22 11:24:23,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:23,481 INFO L462 AbstractCegarLoop]: Abstraction has 184 states and 243 transitions. [2019-10-22 11:24:23,481 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:24:23,481 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 243 transitions. [2019-10-22 11:24:23,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 11:24:23,482 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:23,483 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, 1, 1] [2019-10-22 11:24:23,483 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:23,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:23,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1527326157, now seen corresponding path program 1 times [2019-10-22 11:24:23,483 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:23,483 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777983410] [2019-10-22 11:24:23,484 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:23,484 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:23,484 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:23,522 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 11:24:23,522 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777983410] [2019-10-22 11:24:23,522 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:23,523 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:24:23,523 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278982023] [2019-10-22 11:24:23,523 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:24:23,524 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:23,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:24:23,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:24:23,524 INFO L87 Difference]: Start difference. First operand 184 states and 243 transitions. Second operand 3 states. [2019-10-22 11:24:23,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:23,565 INFO L93 Difference]: Finished difference Result 356 states and 471 transitions. [2019-10-22 11:24:23,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:24:23,566 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2019-10-22 11:24:23,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:23,568 INFO L225 Difference]: With dead ends: 356 [2019-10-22 11:24:23,568 INFO L226 Difference]: Without dead ends: 130 [2019-10-22 11:24:23,569 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 11:24:23,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2019-10-22 11:24:23,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2019-10-22 11:24:23,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2019-10-22 11:24:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 166 transitions. [2019-10-22 11:24:23,579 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 166 transitions. Word has length 62 [2019-10-22 11:24:23,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:23,580 INFO L462 AbstractCegarLoop]: Abstraction has 130 states and 166 transitions. [2019-10-22 11:24:23,580 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:24:23,580 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 166 transitions. [2019-10-22 11:24:23,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 11:24:23,581 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:24:23,582 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:24:23,582 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:24:23,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:24:23,582 INFO L82 PathProgramCache]: Analyzing trace with hash 1778604494, now seen corresponding path program 1 times [2019-10-22 11:24:23,582 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:24:23,582 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23632365] [2019-10-22 11:24:23,582 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:23,583 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:24:23,583 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:24:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:24:23,653 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 11:24:23,654 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23632365] [2019-10-22 11:24:23,654 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:24:23,654 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-22 11:24:23,654 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24005401] [2019-10-22 11:24:23,654 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-22 11:24:23,654 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:24:23,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-22 11:24:23,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-22 11:24:23,655 INFO L87 Difference]: Start difference. First operand 130 states and 166 transitions. Second operand 8 states. [2019-10-22 11:24:24,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:24:24,078 INFO L93 Difference]: Finished difference Result 867 states and 1102 transitions. [2019-10-22 11:24:24,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-10-22 11:24:24,079 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 62 [2019-10-22 11:24:24,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:24:24,079 INFO L225 Difference]: With dead ends: 867 [2019-10-22 11:24:24,079 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:24:24,081 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2019-10-22 11:24:24,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:24:24,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:24:24,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:24:24,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:24:24,081 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2019-10-22 11:24:24,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:24:24,081 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:24:24,081 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-22 11:24:24,082 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:24:24,082 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:24:24,086 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:24:24,371 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 113 [2019-10-22 11:24:24,528 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 117 [2019-10-22 11:24:24,647 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 112 [2019-10-22 11:24:25,019 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 112 [2019-10-22 11:24:25,445 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 30 [2019-10-22 11:24:25,852 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 32 [2019-10-22 11:24:26,252 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 29 [2019-10-22 11:24:26,572 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 32 [2019-10-22 11:24:26,919 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 32 [2019-10-22 11:24:27,184 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 33 [2019-10-22 11:24:27,540 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 29 [2019-10-22 11:24:27,727 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 28 [2019-10-22 11:24:28,060 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 29 [2019-10-22 11:24:28,226 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 24 [2019-10-22 11:24:28,232 INFO L439 ceAbstractionStarter]: At program point L399(lines 392 402) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isMethaneAlarm_#res| ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~10 1) (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (not (= ~pumpRunning~0 0))) [2019-10-22 11:24:28,232 INFO L439 ceAbstractionStarter]: At program point L399-1(lines 392 402) the Hoare annotation is: false [2019-10-22 11:24:28,232 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 341) no Hoare annotation was computed. [2019-10-22 11:24:28,232 INFO L439 ceAbstractionStarter]: At program point L399-2(lines 392 402) the Hoare annotation is: false [2019-10-22 11:24:28,232 INFO L443 ceAbstractionStarter]: For program point L333-1(lines 333 341) no Hoare annotation was computed. [2019-10-22 11:24:28,232 INFO L443 ceAbstractionStarter]: For program point L333-2(lines 333 341) no Hoare annotation was computed. [2019-10-22 11:24:28,232 INFO L443 ceAbstractionStarter]: For program point L333-3(lines 333 341) no Hoare annotation was computed. [2019-10-22 11:24:28,232 INFO L443 ceAbstractionStarter]: For program point L333-4(lines 333 341) no Hoare annotation was computed. [2019-10-22 11:24:28,232 INFO L443 ceAbstractionStarter]: For program point L333-5(lines 333 341) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169-1(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169-2(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169-3(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169-4(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169-5(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169-6(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169-7(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169-8(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169-9(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169-10(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L169-11(lines 169 175) no Hoare annotation was computed. [2019-10-22 11:24:28,233 INFO L443 ceAbstractionStarter]: For program point L203(lines 202 249) no Hoare annotation was computed. [2019-10-22 11:24:28,234 INFO L443 ceAbstractionStarter]: For program point L104(lines 104 108) no Hoare annotation was computed. [2019-10-22 11:24:28,234 INFO L443 ceAbstractionStarter]: For program point L303(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,234 INFO L443 ceAbstractionStarter]: For program point L303-1(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,234 INFO L443 ceAbstractionStarter]: For program point L303-2(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,234 INFO L443 ceAbstractionStarter]: For program point L204(lines 204 208) no Hoare annotation was computed. [2019-10-22 11:24:28,234 INFO L443 ceAbstractionStarter]: For program point L303-3(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,234 INFO L443 ceAbstractionStarter]: For program point L303-4(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,234 INFO L443 ceAbstractionStarter]: For program point L303-5(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,234 INFO L443 ceAbstractionStarter]: For program point L303-6(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,234 INFO L443 ceAbstractionStarter]: For program point L303-7(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,234 INFO L443 ceAbstractionStarter]: For program point L303-8(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,235 INFO L443 ceAbstractionStarter]: For program point L303-9(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,235 INFO L443 ceAbstractionStarter]: For program point L303-10(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,235 INFO L443 ceAbstractionStarter]: For program point L303-11(lines 303 320) no Hoare annotation was computed. [2019-10-22 11:24:28,235 INFO L439 ceAbstractionStarter]: At program point L271(lines 270 289) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (and (not .cse6) .cse5)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (not .cse4))) (or (and .cse0 .cse1 .cse2 (= 0 ~methaneLevelCritical~0) .cse3) (and (and .cse1 (and .cse4 .cse0) .cse2) (= 0 ~methAndRunningLastTime~0)) (and .cse0 .cse1 .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3) (and (and .cse1 .cse2 (and .cse4 .cse5)) .cse6) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3)))) [2019-10-22 11:24:28,235 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 244) no Hoare annotation was computed. [2019-10-22 11:24:28,235 INFO L443 ceAbstractionStarter]: For program point L271-1(lines 271 277) no Hoare annotation was computed. [2019-10-22 11:24:28,235 INFO L439 ceAbstractionStarter]: At program point L238-1(lines 271 277) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse3 (and (not .cse6) .cse5)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse4 (not .cse2))) (or (and (and .cse0 .cse1 (and .cse2 .cse3)) (= 0 ~methAndRunningLastTime~0)) (and .cse3 .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse4) (and .cse3 .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4) (and (and .cse0 .cse1 (and .cse2 .cse5)) .cse6) (and .cse3 .cse0 .cse1 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4)))) [2019-10-22 11:24:28,236 INFO L439 ceAbstractionStarter]: At program point L271-2(lines 270 289) the Hoare annotation is: false [2019-10-22 11:24:28,236 INFO L439 ceAbstractionStarter]: At program point L271-3(lines 270 289) the Hoare annotation is: false [2019-10-22 11:24:28,236 INFO L439 ceAbstractionStarter]: At program point L73(lines 68 76) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:24:28,236 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2019-10-22 11:24:28,236 INFO L439 ceAbstractionStarter]: At program point L174(lines 165 178) the Hoare annotation is: false [2019-10-22 11:24:28,236 INFO L439 ceAbstractionStarter]: At program point L174-1(lines 165 178) the Hoare annotation is: false [2019-10-22 11:24:28,236 INFO L439 ceAbstractionStarter]: At program point L174-2(lines 165 178) the Hoare annotation is: false [2019-10-22 11:24:28,236 INFO L439 ceAbstractionStarter]: At program point L174-3(lines 165 178) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (and (= ~pumpRunning~0 0) (and (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0))))) (or (and .cse0 (and .cse1 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse2)) (and .cse1 .cse0 .cse2 (= 0 ~methAndRunningLastTime~0)))) [2019-10-22 11:24:28,237 INFO L439 ceAbstractionStarter]: At program point L174-4(lines 165 178) the Hoare annotation is: false [2019-10-22 11:24:28,237 INFO L439 ceAbstractionStarter]: At program point L174-5(lines 165 178) the Hoare annotation is: false [2019-10-22 11:24:28,237 INFO L439 ceAbstractionStarter]: At program point L174-6(lines 165 178) the Hoare annotation is: false [2019-10-22 11:24:28,237 INFO L446 ceAbstractionStarter]: At program point L1000(lines 981 1003) the Hoare annotation is: true [2019-10-22 11:24:28,237 INFO L439 ceAbstractionStarter]: At program point L967(lines 963 969) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:24:28,237 INFO L439 ceAbstractionStarter]: At program point L174-7(lines 165 178) the Hoare annotation is: false [2019-10-22 11:24:28,237 INFO L439 ceAbstractionStarter]: At program point L174-8(lines 165 178) the Hoare annotation is: false [2019-10-22 11:24:28,237 INFO L439 ceAbstractionStarter]: At program point L174-9(lines 165 178) the Hoare annotation is: false [2019-10-22 11:24:28,237 INFO L439 ceAbstractionStarter]: At program point L174-10(lines 165 178) the Hoare annotation is: false [2019-10-22 11:24:28,237 INFO L439 ceAbstractionStarter]: At program point L174-11(lines 165 178) the Hoare annotation is: false [2019-10-22 11:24:28,237 INFO L443 ceAbstractionStarter]: For program point L307(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,238 INFO L443 ceAbstractionStarter]: For program point L307-1(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,238 INFO L443 ceAbstractionStarter]: For program point L307-2(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,238 INFO L443 ceAbstractionStarter]: For program point L307-3(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,238 INFO L443 ceAbstractionStarter]: For program point L307-4(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,238 INFO L443 ceAbstractionStarter]: For program point L307-5(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,238 INFO L443 ceAbstractionStarter]: For program point L307-6(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,238 INFO L443 ceAbstractionStarter]: For program point L307-7(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,238 INFO L443 ceAbstractionStarter]: For program point L307-8(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,238 INFO L443 ceAbstractionStarter]: For program point L307-9(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,238 INFO L443 ceAbstractionStarter]: For program point L307-10(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,238 INFO L443 ceAbstractionStarter]: For program point L307-11(lines 307 315) no Hoare annotation was computed. [2019-10-22 11:24:28,239 INFO L439 ceAbstractionStarter]: At program point L408(lines 403 411) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse2 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (and (not .cse7) .cse6))) (or (and .cse0 .cse1 .cse2 .cse3 (not .cse4) (= 0 ~methAndRunningLastTime~0)) (and (and .cse0 .cse1 .cse5 .cse4 .cse6) .cse7) (and .cse2 (and .cse0 .cse1 (and .cse5 .cse4 .cse3)))))) [2019-10-22 11:24:28,239 INFO L439 ceAbstractionStarter]: At program point L408-1(lines 403 411) the Hoare annotation is: false [2019-10-22 11:24:28,239 INFO L439 ceAbstractionStarter]: At program point L408-2(lines 403 411) the Hoare annotation is: false [2019-10-22 11:24:28,239 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,239 INFO L443 ceAbstractionStarter]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,239 INFO L443 ceAbstractionStarter]: For program point L476-3(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,239 INFO L443 ceAbstractionStarter]: For program point L476-5(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,239 INFO L439 ceAbstractionStarter]: At program point L278(lines 278 284) the Hoare annotation is: (let ((.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse2 (and (not (= 0 ~systemActive~0)) .cse3)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 (= 0 ~methAndRunningLastTime~0)) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| ~methaneLevelCritical~0) .cse1 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2 (= ~methaneLevelCritical~0 ULTIMATE.start_processEnvironment_~tmp~3)) (and .cse0 .cse1 (and (= ~pumpRunning~0 0) .cse3))))) [2019-10-22 11:24:28,239 INFO L443 ceAbstractionStarter]: For program point L476-6(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,239 INFO L439 ceAbstractionStarter]: At program point L278-1(lines 278 284) the Hoare annotation is: false [2019-10-22 11:24:28,239 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 218) no Hoare annotation was computed. [2019-10-22 11:24:28,239 INFO L443 ceAbstractionStarter]: For program point L476-8(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,240 INFO L439 ceAbstractionStarter]: At program point L278-2(lines 278 284) the Hoare annotation is: false [2019-10-22 11:24:28,240 INFO L439 ceAbstractionStarter]: At program point L212-1(lines 212 218) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse8 (and (not .cse5) .cse3))) (let ((.cse6 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (and .cse1 .cse0 (and .cse2 .cse8))) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (and .cse1 (and .cse2 .cse3)) .cse4 .cse5) (and .cse6 .cse7 .cse4) (and .cse8 .cse1 .cse0 .cse6 (not .cse2)) (and (= 0 ~methaneLevelCritical~0) .cse7 .cse4))))) [2019-10-22 11:24:28,240 INFO L443 ceAbstractionStarter]: For program point L476-9(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,240 INFO L443 ceAbstractionStarter]: For program point L476-11(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,240 INFO L443 ceAbstractionStarter]: For program point L476-12(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,240 INFO L443 ceAbstractionStarter]: For program point L476-14(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,240 INFO L443 ceAbstractionStarter]: For program point L476-15(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,240 INFO L443 ceAbstractionStarter]: For program point L476-17(lines 476 480) no Hoare annotation was computed. [2019-10-22 11:24:28,240 INFO L439 ceAbstractionStarter]: At program point L875(lines 870 877) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:24:28,240 INFO L443 ceAbstractionStarter]: For program point L116(lines 116 120) no Hoare annotation was computed. [2019-10-22 11:24:28,240 INFO L443 ceAbstractionStarter]: For program point L1009(line 1009) no Hoare annotation was computed. [2019-10-22 11:24:28,240 INFO L443 ceAbstractionStarter]: For program point L1009-1(line 1009) no Hoare annotation was computed. [2019-10-22 11:24:28,240 INFO L443 ceAbstractionStarter]: For program point L1009-2(line 1009) no Hoare annotation was computed. [2019-10-22 11:24:28,240 INFO L439 ceAbstractionStarter]: At program point L250(lines 201 251) the Hoare annotation is: false [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L184(lines 179 187) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isMethaneAlarm_#res| ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~10 1) (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 ULTIMATE.start_processEnvironment_~tmp~3)) [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L184-1(lines 179 187) the Hoare annotation is: false [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L184-2(lines 179 187) the Hoare annotation is: false [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L184-3(lines 179 187) the Hoare annotation is: false [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L184-4(lines 179 187) the Hoare annotation is: false [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L184-5(lines 179 187) the Hoare annotation is: false [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L482(lines 467 485) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isMethaneAlarm_#res| ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~10 1) (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 ULTIMATE.start_processEnvironment_~tmp~3)) [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L482-1(lines 467 485) the Hoare annotation is: false [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L482-2(lines 467 485) the Hoare annotation is: false [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L482-3(lines 467 485) the Hoare annotation is: false [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L482-4(lines 467 485) the Hoare annotation is: false [2019-10-22 11:24:28,241 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:24:28,241 INFO L439 ceAbstractionStarter]: At program point L482-5(lines 467 485) the Hoare annotation is: false [2019-10-22 11:24:28,242 INFO L443 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2019-10-22 11:24:28,242 INFO L439 ceAbstractionStarter]: At program point L222-1(lines 222 228) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (and (not (= 0 ~systemActive~0)) .cse5)) (.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (not .cse4))) (or (and .cse0 .cse1 .cse2 (= 0 ~methaneLevelCritical~0) .cse3) (and .cse2 (and .cse1 (and .cse4 .cse5)) (= 0 ~methAndRunningLastTime~0)) (and .cse0 .cse1 .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3)))) [2019-10-22 11:24:28,242 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 372) no Hoare annotation was computed. [2019-10-22 11:24:28,242 INFO L443 ceAbstractionStarter]: For program point L355-1(lines 355 372) no Hoare annotation was computed. [2019-10-22 11:24:28,242 INFO L443 ceAbstractionStarter]: For program point L355-2(lines 355 372) no Hoare annotation was computed. [2019-10-22 11:24:28,242 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:24:28,242 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 96) no Hoare annotation was computed. [2019-10-22 11:24:28,242 INFO L443 ceAbstractionStarter]: For program point L92-3(lines 92 96) no Hoare annotation was computed. [2019-10-22 11:24:28,242 INFO L443 ceAbstractionStarter]: For program point L92-6(lines 92 96) no Hoare annotation was computed. [2019-10-22 11:24:28,242 INFO L443 ceAbstractionStarter]: For program point L886(lines 886 903) no Hoare annotation was computed. [2019-10-22 11:24:28,242 INFO L439 ceAbstractionStarter]: At program point L886-1(lines 1 1012) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse8 (and (not .cse7) .cse6))) (let ((.cse1 (and .cse4 .cse3 (and .cse5 .cse8))) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and .cse0 .cse1 .cse2) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) .cse1 .cse2) (and .cse3 (and .cse4 (and .cse5 .cse6)) .cse2 .cse7) (and .cse8 .cse4 .cse3 .cse0 (not .cse5)))))) [2019-10-22 11:24:28,243 INFO L439 ceAbstractionStarter]: At program point L919-2(lines 919 933) the Hoare annotation is: false [2019-10-22 11:24:28,243 INFO L443 ceAbstractionStarter]: For program point L886-2(lines 886 903) no Hoare annotation was computed. [2019-10-22 11:24:28,243 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2019-10-22 11:24:28,243 INFO L439 ceAbstractionStarter]: At program point L886-3(lines 1 1012) the Hoare annotation is: false [2019-10-22 11:24:28,243 INFO L443 ceAbstractionStarter]: For program point L886-4(lines 886 903) no Hoare annotation was computed. [2019-10-22 11:24:28,243 INFO L439 ceAbstractionStarter]: At program point L886-5(lines 1 1012) the Hoare annotation is: false [2019-10-22 11:24:28,243 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 496) no Hoare annotation was computed. [2019-10-22 11:24:28,243 INFO L439 ceAbstractionStarter]: At program point L490-1(lines 490 496) 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 11:24:28,243 INFO L443 ceAbstractionStarter]: For program point L457(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,243 INFO L443 ceAbstractionStarter]: For program point L457-2(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,243 INFO L443 ceAbstractionStarter]: For program point L457-3(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L457-5(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L457-6(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L457-8(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L457-9(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L457-11(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L457-12(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L457-14(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L457-15(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L457-17(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L920(line 920) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L457-18(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,244 INFO L443 ceAbstractionStarter]: For program point L457-20(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L457-21(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L457-23(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L457-24(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L457-26(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L457-27(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L457-29(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L457-30(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L457-32(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L457-33(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L359(lines 359 367) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L359-1(lines 359 367) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L457-35(lines 457 461) no Hoare annotation was computed. [2019-10-22 11:24:28,245 INFO L443 ceAbstractionStarter]: For program point L359-2(lines 359 367) no Hoare annotation was computed. [2019-10-22 11:24:28,246 INFO L439 ceAbstractionStarter]: At program point L129(lines 124 132) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (not (= ~pumpRunning~0 0))) [2019-10-22 11:24:28,246 INFO L439 ceAbstractionStarter]: At program point L129-1(lines 124 132) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (= ~pumpRunning~0 0)) (.cse5 (and (not .cse4) .cse1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ~methaneLevelCritical~0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (or (and (and (and .cse0 .cse1) .cse2 .cse3) .cse4) (and .cse5 .cse2 .cse3 .cse6 (= 0 ~methAndRunningLastTime~0)) (and .cse6 (and (and .cse0 .cse5) .cse2 .cse3)) (and .cse5 .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| ~methaneLevelCritical~0) .cse3 .cse6 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~methaneLevelCritical~0 ULTIMATE.start_processEnvironment_~tmp~3))))) [2019-10-22 11:24:28,246 INFO L439 ceAbstractionStarter]: At program point L129-2(lines 124 132) the Hoare annotation is: false [2019-10-22 11:24:28,246 INFO L439 ceAbstractionStarter]: At program point L129-3(lines 124 132) the Hoare annotation is: false [2019-10-22 11:24:28,246 INFO L439 ceAbstractionStarter]: At program point L129-4(lines 124 132) the Hoare annotation is: false [2019-10-22 11:24:28,246 INFO L439 ceAbstractionStarter]: At program point L129-5(lines 124 132) the Hoare annotation is: false [2019-10-22 11:24:28,246 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2019-10-22 11:24:28,246 INFO L443 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L890(lines 890 900) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L923-1(lines 271 277) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L890-2(lines 890 900) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L890-4(lines 890 900) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 346) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L329-1(lines 329 346) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L329-2(lines 329 346) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L329-3(lines 329 346) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L329-4(lines 329 346) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L329-5(lines 329 346) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L439 ceAbstractionStarter]: At program point L65(lines 1 1012) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:24:28,247 INFO L443 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2019-10-22 11:24:28,248 INFO L443 ceAbstractionStarter]: For program point L891-2(lines 891 897) no Hoare annotation was computed. [2019-10-22 11:24:28,248 INFO L443 ceAbstractionStarter]: For program point L891-4(lines 891 897) no Hoare annotation was computed. [2019-10-22 11:24:28,248 INFO L443 ceAbstractionStarter]: For program point L991(lines 991 998) no Hoare annotation was computed. [2019-10-22 11:24:28,248 INFO L446 ceAbstractionStarter]: At program point L991-1(lines 991 998) the Hoare annotation is: true [2019-10-22 11:24:28,248 INFO L439 ceAbstractionStarter]: At program point L463(lines 448 466) the Hoare annotation is: false [2019-10-22 11:24:28,248 INFO L439 ceAbstractionStarter]: At program point L463-1(lines 448 466) the Hoare annotation is: false [2019-10-22 11:24:28,248 INFO L439 ceAbstractionStarter]: At program point L463-2(lines 448 466) the Hoare annotation is: false [2019-10-22 11:24:28,248 INFO L439 ceAbstractionStarter]: At program point L463-3(lines 448 466) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (and (= ~pumpRunning~0 0) (and (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0))))) (or (and .cse0 (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse1 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~4)) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse2)) (and .cse1 .cse0 .cse2 (= 0 ~methAndRunningLastTime~0)))) [2019-10-22 11:24:28,248 INFO L439 ceAbstractionStarter]: At program point L463-4(lines 448 466) the Hoare annotation is: false [2019-10-22 11:24:28,248 INFO L439 ceAbstractionStarter]: At program point L463-5(lines 448 466) the Hoare annotation is: false [2019-10-22 11:24:28,248 INFO L439 ceAbstractionStarter]: At program point L463-6(lines 448 466) the Hoare annotation is: false [2019-10-22 11:24:28,248 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 245) no Hoare annotation was computed. [2019-10-22 11:24:28,249 INFO L439 ceAbstractionStarter]: At program point L463-7(lines 448 466) the Hoare annotation is: false [2019-10-22 11:24:28,249 INFO L439 ceAbstractionStarter]: At program point L463-8(lines 448 466) the Hoare annotation is: false [2019-10-22 11:24:28,249 INFO L439 ceAbstractionStarter]: At program point L463-9(lines 448 466) the Hoare annotation is: false [2019-10-22 11:24:28,249 INFO L439 ceAbstractionStarter]: At program point L463-10(lines 448 466) the Hoare annotation is: false [2019-10-22 11:24:28,249 INFO L439 ceAbstractionStarter]: At program point L463-11(lines 448 466) the Hoare annotation is: false [2019-10-22 11:24:28,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:24:28 BoogieIcfgContainer [2019-10-22 11:24:28,280 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:24:28,280 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:24:28,280 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:24:28,280 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:24:28,281 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:24:21" (3/4) ... [2019-10-22 11:24:28,286 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:24:28,310 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 11:24:28,314 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 11:24:28,316 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 11:24:28,317 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:24:28,318 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:24:28,318 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:24:28,354 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime [2019-10-22 11:24:28,355 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime [2019-10-22 11:24:28,355 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime [2019-10-22 11:24:28,355 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((methaneLevelCritical == \result && (\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((0 == methaneLevelCritical && 1 == waterLevel) && (\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((tmp == 1 && \result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 0 == systemActive)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && !(pumpRunning == 0)) [2019-10-22 11:24:28,355 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && \result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 0 == systemActive) || ((methaneLevelCritical == \result && (\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && !(pumpRunning == 0))) || ((0 == methaneLevelCritical && (\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-10-22 11:24:28,356 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == methaneLevelCritical) && !(pumpRunning == 0)) || ((tmp == 1 && \result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == \result) && !(pumpRunning == 0))) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && !(pumpRunning == 0)) [2019-10-22 11:24:28,356 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == methaneLevelCritical) && !(pumpRunning == 0))) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == \result) && !(pumpRunning == 0))) || (((\result == 1 && tmp == 1) && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && !(pumpRunning == 0)) [2019-10-22 11:24:28,356 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == methaneLevelCritical) && !(pumpRunning == 0)) || (((\result == 1 && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && tmp == 1) && 0 == methAndRunningLastTime)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == \result) && !(pumpRunning == 0))) || (((\result == 1 && tmp == 1) && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && !(pumpRunning == 0)) [2019-10-22 11:24:28,356 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && tmp == 1) && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((((\result == 1 && \result == methaneLevelCritical) && tmp == 1) && methaneLevelCritical == \result) && 0 == \result) && !(0 == systemActive) && 0 == splverifierCounter) && methaneLevelCritical == tmp)) || ((\result == 1 && tmp == 1) && pumpRunning == 0 && 0 == splverifierCounter) [2019-10-22 11:24:28,357 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:24:28,357 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == systemActive) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && 0 == methAndRunningLastTime)) || (methaneLevelCritical == \result && ((pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1)) || (((((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && \result == methaneLevelCritical) && tmp == 1) && methaneLevelCritical == \result) && 0 == \result) && methaneLevelCritical == tmp) [2019-10-22 11:24:28,358 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && tmp == 1) && methaneLevelCritical == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0) [2019-10-22 11:24:28,358 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && \result == methaneLevelCritical) && tmp == 1) && methaneLevelCritical == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0) [2019-10-22 11:24:28,359 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && tmp == 1) && methaneLevelCritical == \result) && !(0 == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime) || (((((\result == 1 && tmp == 1) && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (methaneLevelCritical == \result && (\result == 1 && tmp == 1) && (\result == 0 && pumpRunning == 0) && !(0 == systemActive) && 0 == splverifierCounter) [2019-10-22 11:24:28,359 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (tmp == 1 && (\result == 1 && !(\result == 0)) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) || (((\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-10-22 11:24:28,360 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (tmp == 1 && (((0 == \result && \result == 1) && !(0 == tmp)) && 0 == tmp___0) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) || (((\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-10-22 11:24:28,361 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && \result == methaneLevelCritical) && tmp == 1) && methaneLevelCritical == \result) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && methaneLevelCritical == tmp [2019-10-22 11:24:28,362 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && \result == methaneLevelCritical) && tmp == 1) && methaneLevelCritical == \result) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && methaneLevelCritical == tmp [2019-10-22 11:24:28,454 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_52817299-f9b2-4217-a290-b9648579a4ea/bin/utaipan/witness.graphml [2019-10-22 11:24:28,454 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:24:28,455 INFO L168 Benchmark]: Toolchain (without parser) took 8671.62 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 250.1 MB). Free memory was 939.2 MB in the beginning and 927.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 261.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:28,456 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:24:28,456 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -188.4 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:28,456 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.94 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:28,456 INFO L168 Benchmark]: Boogie Preprocessor took 60.33 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:28,457 INFO L168 Benchmark]: RCFGBuilder took 1050.08 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:28,457 INFO L168 Benchmark]: TraceAbstraction took 6759.68 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 106.4 MB). Free memory was 1.0 GB in the beginning and 954.0 MB in the end (delta: 80.0 MB). Peak memory consumption was 220.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:28,457 INFO L168 Benchmark]: Witness Printer took 174.15 ms. Allocated memory is still 1.3 GB. Free memory was 954.0 MB in the beginning and 927.5 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:24:28,458 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 511.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -188.4 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 110.94 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.33 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1050.08 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: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6759.68 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 106.4 MB). Free memory was 1.0 GB in the beginning and 954.0 MB in the end (delta: 80.0 MB). Peak memory consumption was 220.2 MB. Max. memory is 11.5 GB. * Witness Printer took 174.15 ms. Allocated memory is still 1.3 GB. Free memory was 954.0 MB in the beginning and 927.5 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1009]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1009]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1009]: 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: 467]: Loop Invariant Derived loop invariant: (((((((\result == 1 && \result == methaneLevelCritical) && tmp == 1) && methaneLevelCritical == \result) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && methaneLevelCritical == tmp - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: (((((tmp == 1 && \result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 0 == systemActive) || ((methaneLevelCritical == \result && (\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && !(pumpRunning == 0))) || ((0 == methaneLevelCritical && (\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: ((\result == 1 && tmp == 1) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 991]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((((((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == methaneLevelCritical) && !(pumpRunning == 0)) || (((\result == 1 && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && tmp == 1) && 0 == methAndRunningLastTime)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == \result) && !(pumpRunning == 0))) || (((\result == 1 && tmp == 1) && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && !(pumpRunning == 0)) - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: ((((\result == 1 && tmp == 1) && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || ((((((\result == 1 && \result == methaneLevelCritical) && tmp == 1) && methaneLevelCritical == \result) && 0 == \result) && !(0 == systemActive) && 0 == splverifierCounter) && methaneLevelCritical == tmp)) || ((\result == 1 && tmp == 1) && pumpRunning == 0 && 0 == splverifierCounter) - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: ((((((\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == methaneLevelCritical) && !(pumpRunning == 0))) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == \result) && !(pumpRunning == 0))) || (((\result == 1 && tmp == 1) && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && !(pumpRunning == 0)) - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: (((((\result == 1 && \result == methaneLevelCritical) && tmp == 1) && methaneLevelCritical == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0) - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: (((((tmp == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((methaneLevelCritical == \result && (\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) || (((0 == methaneLevelCritical && 1 == waterLevel) && (\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((tmp == 1 && \result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && 0 == systemActive)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && !(pumpRunning == 0)) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == systemActive) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && 0 == methAndRunningLastTime)) || (methaneLevelCritical == \result && ((pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1)) || (((((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && \result == methaneLevelCritical) && tmp == 1) && methaneLevelCritical == \result) && 0 == \result) && methaneLevelCritical == tmp) - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: ((((\result == 1 && tmp == 1) && methaneLevelCritical == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0) - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: (((((tmp == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && \result == systemActive) && tmp == systemActive) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((((((\result == 1 && \result == methaneLevelCritical) && tmp == 1) && methaneLevelCritical == \result) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && methaneLevelCritical == tmp - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: ((((((\result == 1 && tmp == 1) && methaneLevelCritical == \result) && !(0 == systemActive) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 0 == methAndRunningLastTime) || (((((\result == 1 && tmp == 1) && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || (methaneLevelCritical == \result && (\result == 1 && tmp == 1) && (\result == 0 && pumpRunning == 0) && !(0 == systemActive) && 0 == splverifierCounter) - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: (tmp == 1 && (((0 == \result && \result == 1) && !(0 == tmp)) && 0 == tmp___0) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) || (((\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: (((((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == methaneLevelCritical) && !(pumpRunning == 0)) || ((tmp == 1 && \result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && 0 == \result) && !(pumpRunning == 0))) || (((((!(0 == systemActive) && 0 == splverifierCounter) && \result == 1) && tmp == 1) && methaneLevelCritical == \result) && !(pumpRunning == 0)) - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: (tmp == 1 && (\result == 1 && !(\result == 0)) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) || (((\result == 1 && tmp == 1) && pumpRunning == 0 && !(0 == systemActive) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 195 locations, 3 error locations. Result: SAFE, OverallTime: 6.6s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.1s, HoareTripleCheckerStatistics: 1509 SDtfs, 2203 SDslu, 2275 SDs, 0 SdLazy, 338 SolverSat, 85 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=221occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 451 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 385 NumberOfFragments, 1069 HoareAnnotationTreeSize, 69 FomulaSimplifications, 12422 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 69 FomulaSimplificationsInter, 167660 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 431 NumberOfCodeBlocks, 431 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 419 ConstructedInterpolants, 0 QuantifiedInterpolants, 28871 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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...