./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product25.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_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/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 920725b4778fe7902e2cc2a93ab39c30358d9d16 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 11:23:07,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:23:07,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:23:07,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:23:07,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:23:07,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:23:07,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:23:07,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:23:07,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:23:07,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:23:07,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:23:07,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:23:07,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:23:07,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:23:07,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:23:07,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:23:07,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:23:07,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:23:07,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:23:07,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:23:07,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:23:07,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:23:07,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:23:07,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:23:07,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:23:07,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:23:07,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:23:07,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:23:07,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:23:07,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:23:07,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:23:07,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:23:07,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:23:07,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:23:07,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:23:07,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:23:07,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:23:07,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:23:07,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:23:07,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:23:07,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:23:07,420 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:23:07,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:23:07,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:23:07,442 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:23:07,442 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:23:07,442 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:23:07,442 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:23:07,442 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:23:07,442 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:23:07,442 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:23:07,443 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:23:07,443 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:23:07,443 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:23:07,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:23:07,444 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:23:07,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:23:07,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:23:07,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:23:07,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:23:07,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:23:07,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:23:07,446 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:23:07,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:23:07,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:23:07,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:23:07,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:23:07,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:23:07,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:23:07,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:23:07,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:23:07,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:23:07,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:23:07,448 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:23:07,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:23:07,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:23:07,448 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:23:07,448 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_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/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 -> 920725b4778fe7902e2cc2a93ab39c30358d9d16 [2019-10-22 11:23:07,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:23:07,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:23:07,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:23:07,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:23:07,495 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:23:07,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2019-10-22 11:23:07,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/bin/utaipan/data/182c6ee33/f1d484b8a6be4767af8b1e398b7c6b01/FLAGbbd88cc4a [2019-10-22 11:23:07,977 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:23:07,977 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/sv-benchmarks/c/product-lines/minepump_spec1_product25.cil.c [2019-10-22 11:23:07,987 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/bin/utaipan/data/182c6ee33/f1d484b8a6be4767af8b1e398b7c6b01/FLAGbbd88cc4a [2019-10-22 11:23:07,997 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/bin/utaipan/data/182c6ee33/f1d484b8a6be4767af8b1e398b7c6b01 [2019-10-22 11:23:07,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:23:08,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:23:08,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:23:08,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:23:08,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:23:08,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:23:07" (1/1) ... [2019-10-22 11:23:08,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3653fd4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08, skipping insertion in model container [2019-10-22 11:23:08,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:23:07" (1/1) ... [2019-10-22 11:23:08,013 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:23:08,046 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:23:08,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:23:08,346 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:23:08,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:23:08,452 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:23:08,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08 WrapperNode [2019-10-22 11:23:08,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:23:08,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:23:08,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:23:08,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:23:08,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08" (1/1) ... [2019-10-22 11:23:08,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08" (1/1) ... [2019-10-22 11:23:08,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:23:08,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:23:08,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:23:08,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:23:08,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08" (1/1) ... [2019-10-22 11:23:08,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08" (1/1) ... [2019-10-22 11:23:08,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08" (1/1) ... [2019-10-22 11:23:08,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08" (1/1) ... [2019-10-22 11:23:08,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08" (1/1) ... [2019-10-22 11:23:08,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08" (1/1) ... [2019-10-22 11:23:08,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08" (1/1) ... [2019-10-22 11:23:08,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:23:08,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:23:08,550 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:23:08,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:23:08,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/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 11:23:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:23:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:23:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:23:08,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:23:09,233 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:23:09,233 INFO L284 CfgBuilder]: Removed 96 assume(true) statements. [2019-10-22 11:23:09,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:09 BoogieIcfgContainer [2019-10-22 11:23:09,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:23:09,235 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:23:09,235 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:23:09,238 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:23:09,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:23:07" (1/3) ... [2019-10-22 11:23:09,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bc28d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:23:09, skipping insertion in model container [2019-10-22 11:23:09,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:08" (2/3) ... [2019-10-22 11:23:09,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bc28d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:23:09, skipping insertion in model container [2019-10-22 11:23:09,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:09" (3/3) ... [2019-10-22 11:23:09,242 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product25.cil.c [2019-10-22 11:23:09,251 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:23:09,259 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:23:09,269 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:23:09,299 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:23:09,300 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:23:09,300 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:23:09,300 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:23:09,300 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:23:09,301 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:23:09,301 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:23:09,301 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:23:09,316 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-10-22 11:23:09,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 11:23:09,323 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:09,324 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:09,326 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:09,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:09,332 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2019-10-22 11:23:09,340 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:09,340 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512229633] [2019-10-22 11:23:09,340 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:09,341 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:09,342 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:09,566 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 11:23:09,566 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512229633] [2019-10-22 11:23:09,567 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:09,567 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:23:09,567 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904446353] [2019-10-22 11:23:09,571 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 11:23:09,573 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:09,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 11:23:09,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:23:09,591 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-10-22 11:23:09,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:09,611 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2019-10-22 11:23:09,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 11:23:09,612 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 11:23:09,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:09,623 INFO L225 Difference]: With dead ends: 144 [2019-10-22 11:23:09,623 INFO L226 Difference]: Without dead ends: 71 [2019-10-22 11:23:09,626 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 11:23:09,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-10-22 11:23:09,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-10-22 11:23:09,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-10-22 11:23:09,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2019-10-22 11:23:09,660 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2019-10-22 11:23:09,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:09,660 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2019-10-22 11:23:09,661 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 11:23:09,661 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2019-10-22 11:23:09,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 11:23:09,662 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:09,662 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:09,662 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:09,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:09,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2019-10-22 11:23:09,663 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:09,663 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127912264] [2019-10-22 11:23:09,663 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:09,663 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:09,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:09,767 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 11:23:09,769 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127912264] [2019-10-22 11:23:09,769 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:09,769 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:23:09,769 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769067287] [2019-10-22 11:23:09,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:23:09,770 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:09,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:23:09,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:23:09,771 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2019-10-22 11:23:09,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:09,783 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2019-10-22 11:23:09,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:23:09,784 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 11:23:09,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:09,785 INFO L225 Difference]: With dead ends: 71 [2019-10-22 11:23:09,785 INFO L226 Difference]: Without dead ends: 33 [2019-10-22 11:23:09,786 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 11:23:09,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-10-22 11:23:09,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-10-22 11:23:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-10-22 11:23:09,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-10-22 11:23:09,792 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-10-22 11:23:09,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:09,792 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-10-22 11:23:09,792 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:23:09,792 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-10-22 11:23:09,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 11:23:09,793 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:09,793 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] [2019-10-22 11:23:09,793 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:09,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:09,794 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2019-10-22 11:23:09,794 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:09,794 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561859473] [2019-10-22 11:23:09,794 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:09,795 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:09,795 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:09,901 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 11:23:09,901 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561859473] [2019-10-22 11:23:09,901 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:09,902 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:23:09,902 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611506656] [2019-10-22 11:23:09,902 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 11:23:09,902 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:09,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 11:23:09,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:23:09,903 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 6 states. [2019-10-22 11:23:10,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:10,053 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2019-10-22 11:23:10,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:23:10,056 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-10-22 11:23:10,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:10,057 INFO L225 Difference]: With dead ends: 60 [2019-10-22 11:23:10,057 INFO L226 Difference]: Without dead ends: 33 [2019-10-22 11:23:10,057 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 11:23:10,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-10-22 11:23:10,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-10-22 11:23:10,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-10-22 11:23:10,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2019-10-22 11:23:10,064 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2019-10-22 11:23:10,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:10,064 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2019-10-22 11:23:10,064 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 11:23:10,064 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2019-10-22 11:23:10,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 11:23:10,065 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:10,065 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] [2019-10-22 11:23:10,066 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:10,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:10,066 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2019-10-22 11:23:10,066 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:10,066 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219669826] [2019-10-22 11:23:10,067 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:10,067 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:10,067 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:10,160 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 11:23:10,160 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219669826] [2019-10-22 11:23:10,160 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:10,161 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:23:10,161 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423544214] [2019-10-22 11:23:10,161 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:23:10,161 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:10,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:23:10,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:23:10,162 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2019-10-22 11:23:10,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:10,264 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2019-10-22 11:23:10,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 11:23:10,267 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-10-22 11:23:10,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:10,268 INFO L225 Difference]: With dead ends: 151 [2019-10-22 11:23:10,268 INFO L226 Difference]: Without dead ends: 124 [2019-10-22 11:23:10,269 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 11:23:10,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-10-22 11:23:10,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2019-10-22 11:23:10,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-10-22 11:23:10,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2019-10-22 11:23:10,289 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2019-10-22 11:23:10,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:10,291 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2019-10-22 11:23:10,291 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:23:10,291 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2019-10-22 11:23:10,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 11:23:10,292 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:10,292 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 11:23:10,292 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:10,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:10,293 INFO L82 PathProgramCache]: Analyzing trace with hash -142255950, now seen corresponding path program 1 times [2019-10-22 11:23:10,293 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:10,293 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508662995] [2019-10-22 11:23:10,293 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:10,293 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:10,294 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:10,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:10,359 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 11:23:10,360 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508662995] [2019-10-22 11:23:10,360 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:10,360 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:23:10,361 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470786836] [2019-10-22 11:23:10,361 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:23:10,361 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:10,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:23:10,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:23:10,362 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2019-10-22 11:23:10,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:10,410 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2019-10-22 11:23:10,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:23:10,410 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-10-22 11:23:10,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:10,411 INFO L225 Difference]: With dead ends: 148 [2019-10-22 11:23:10,411 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:23:10,411 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 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 11:23:10,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:23:10,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:23:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:23:10,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:23:10,412 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-10-22 11:23:10,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:10,413 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:23:10,413 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:23:10,413 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:23:10,413 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:23:10,417 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:23:10,636 INFO L443 ceAbstractionStarter]: For program point L184(lines 184 197) no Hoare annotation was computed. [2019-10-22 11:23:10,636 INFO L439 ceAbstractionStarter]: At program point L184-1(lines 1 911) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:10,637 INFO L443 ceAbstractionStarter]: For program point L184-2(lines 184 197) no Hoare annotation was computed. [2019-10-22 11:23:10,637 INFO L439 ceAbstractionStarter]: At program point L184-3(lines 1 911) the Hoare annotation is: false [2019-10-22 11:23:10,637 INFO L443 ceAbstractionStarter]: For program point L184-4(lines 184 197) no Hoare annotation was computed. [2019-10-22 11:23:10,637 INFO L439 ceAbstractionStarter]: At program point L184-5(lines 1 911) the Hoare annotation is: false [2019-10-22 11:23:10,637 INFO L443 ceAbstractionStarter]: For program point L432(lines 432 436) no Hoare annotation was computed. [2019-10-22 11:23:10,637 INFO L443 ceAbstractionStarter]: For program point L432-2(lines 222 228) no Hoare annotation was computed. [2019-10-22 11:23:10,637 INFO L443 ceAbstractionStarter]: For program point L416(lines 416 422) no Hoare annotation was computed. [2019-10-22 11:23:10,638 INFO L439 ceAbstractionStarter]: At program point L416-1(lines 416 422) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:10,638 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:23:10,638 INFO L443 ceAbstractionStarter]: For program point L53(lines 53 57) no Hoare annotation was computed. [2019-10-22 11:23:10,638 INFO L443 ceAbstractionStarter]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2019-10-22 11:23:10,638 INFO L443 ceAbstractionStarter]: For program point L466(lines 466 470) no Hoare annotation was computed. [2019-10-22 11:23:10,638 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 222 228) no Hoare annotation was computed. [2019-10-22 11:23:10,639 INFO L443 ceAbstractionStarter]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2019-10-22 11:23:10,639 INFO L439 ceAbstractionStarter]: At program point L169(lines 164 172) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 11:23:10,639 INFO L443 ceAbstractionStarter]: For program point L533(lines 533 540) no Hoare annotation was computed. [2019-10-22 11:23:10,639 INFO L446 ceAbstractionStarter]: At program point L533-1(lines 533 540) the Hoare annotation is: true [2019-10-22 11:23:10,639 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 271) no Hoare annotation was computed. [2019-10-22 11:23:10,639 INFO L443 ceAbstractionStarter]: For program point L254-1(lines 254 271) no Hoare annotation was computed. [2019-10-22 11:23:10,640 INFO L443 ceAbstractionStarter]: For program point L188(lines 188 194) no Hoare annotation was computed. [2019-10-22 11:23:10,640 INFO L443 ceAbstractionStarter]: For program point L254-2(lines 254 271) no Hoare annotation was computed. [2019-10-22 11:23:10,640 INFO L443 ceAbstractionStarter]: For program point L188-2(lines 188 194) no Hoare annotation was computed. [2019-10-22 11:23:10,640 INFO L443 ceAbstractionStarter]: For program point L188-4(lines 188 194) no Hoare annotation was computed. [2019-10-22 11:23:10,640 INFO L439 ceAbstractionStarter]: At program point L222(lines 221 240) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:10,640 INFO L443 ceAbstractionStarter]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2019-10-22 11:23:10,641 INFO L439 ceAbstractionStarter]: At program point L222-2(lines 221 240) the Hoare annotation is: false [2019-10-22 11:23:10,641 INFO L439 ceAbstractionStarter]: At program point L222-3(lines 221 240) the Hoare annotation is: false [2019-10-22 11:23:10,641 INFO L439 ceAbstractionStarter]: At program point L90(lines 85 93) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:10,641 INFO L439 ceAbstractionStarter]: At program point L90-1(lines 85 93) the Hoare annotation is: false [2019-10-22 11:23:10,641 INFO L439 ceAbstractionStarter]: At program point L90-2(lines 85 93) the Hoare annotation is: false [2019-10-22 11:23:10,641 INFO L443 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2019-10-22 11:23:10,642 INFO L443 ceAbstractionStarter]: For program point L206-1(line 206) no Hoare annotation was computed. [2019-10-22 11:23:10,642 INFO L443 ceAbstractionStarter]: For program point L206-2(line 206) no Hoare annotation was computed. [2019-10-22 11:23:10,642 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:23:10,642 INFO L443 ceAbstractionStarter]: For program point L406(lines 406 412) no Hoare annotation was computed. [2019-10-22 11:23:10,642 INFO L439 ceAbstractionStarter]: At program point L406-1(lines 406 412) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:10,642 INFO L443 ceAbstractionStarter]: For program point L258(lines 258 266) no Hoare annotation was computed. [2019-10-22 11:23:10,643 INFO L443 ceAbstractionStarter]: For program point L258-1(lines 258 266) no Hoare annotation was computed. [2019-10-22 11:23:10,643 INFO L443 ceAbstractionStarter]: For program point L258-2(lines 258 266) no Hoare annotation was computed. [2019-10-22 11:23:10,643 INFO L443 ceAbstractionStarter]: For program point L374(lines 374 378) no Hoare annotation was computed. [2019-10-22 11:23:10,643 INFO L443 ceAbstractionStarter]: For program point L374-2(lines 374 378) no Hoare annotation was computed. [2019-10-22 11:23:10,643 INFO L443 ceAbstractionStarter]: For program point L374-3(lines 374 378) no Hoare annotation was computed. [2019-10-22 11:23:10,643 INFO L443 ceAbstractionStarter]: For program point L374-5(lines 374 378) no Hoare annotation was computed. [2019-10-22 11:23:10,643 INFO L443 ceAbstractionStarter]: For program point L374-6(lines 374 378) no Hoare annotation was computed. [2019-10-22 11:23:10,644 INFO L443 ceAbstractionStarter]: For program point L374-8(lines 374 378) no Hoare annotation was computed. [2019-10-22 11:23:10,644 INFO L443 ceAbstractionStarter]: For program point L77(lines 77 81) no Hoare annotation was computed. [2019-10-22 11:23:10,644 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 206) no Hoare annotation was computed. [2019-10-22 11:23:10,644 INFO L439 ceAbstractionStarter]: At program point L325(lines 320 328) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:10,644 INFO L439 ceAbstractionStarter]: At program point L325-1(lines 320 328) the Hoare annotation is: false [2019-10-22 11:23:10,644 INFO L439 ceAbstractionStarter]: At program point L325-2(lines 320 328) the Hoare annotation is: false [2019-10-22 11:23:10,644 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:23:10,645 INFO L439 ceAbstractionStarter]: At program point L161(lines 1 911) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-22 11:23:10,645 INFO L439 ceAbstractionStarter]: At program point L442(lines 395 443) the Hoare annotation is: false [2019-10-22 11:23:10,645 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 437) no Hoare annotation was computed. [2019-10-22 11:23:10,645 INFO L446 ceAbstractionStarter]: At program point L542(lines 523 545) the Hoare annotation is: true [2019-10-22 11:23:10,645 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 206) no Hoare annotation was computed. [2019-10-22 11:23:10,645 INFO L439 ceAbstractionStarter]: At program point L229(lines 229 235) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:10,645 INFO L439 ceAbstractionStarter]: At program point L229-1(lines 229 235) the Hoare annotation is: false [2019-10-22 11:23:10,646 INFO L439 ceAbstractionStarter]: At program point L229-2(lines 229 235) the Hoare annotation is: false [2019-10-22 11:23:10,646 INFO L439 ceAbstractionStarter]: At program point L510(lines 506 512) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~5 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 11:23:10,646 INFO L439 ceAbstractionStarter]: At program point L131(lines 126 134) the Hoare annotation is: false [2019-10-22 11:23:10,646 INFO L439 ceAbstractionStarter]: At program point L131-1(lines 126 134) the Hoare annotation is: false [2019-10-22 11:23:10,646 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-10-22 11:23:10,646 INFO L439 ceAbstractionStarter]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2019-10-22 11:23:10,646 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:23:10,646 INFO L439 ceAbstractionStarter]: At program point L462-2(lines 462 476) the Hoare annotation is: false [2019-10-22 11:23:10,647 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 206) no Hoare annotation was computed. [2019-10-22 11:23:10,647 INFO L439 ceAbstractionStarter]: At program point L380(lines 365 383) the Hoare annotation is: false [2019-10-22 11:23:10,647 INFO L439 ceAbstractionStarter]: At program point L380-1(lines 365 383) the Hoare annotation is: false [2019-10-22 11:23:10,647 INFO L439 ceAbstractionStarter]: At program point L380-2(lines 365 383) the Hoare annotation is: false [2019-10-22 11:23:10,647 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-22 11:23:10,647 INFO L443 ceAbstractionStarter]: For program point L397(lines 396 441) no Hoare annotation was computed. [2019-10-22 11:23:10,647 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 402) no Hoare annotation was computed. [2019-10-22 11:23:10,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:23:10 BoogieIcfgContainer [2019-10-22 11:23:10,670 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:23:10,670 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:23:10,670 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:23:10,671 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:23:10,671 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:09" (3/4) ... [2019-10-22 11:23:10,675 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:23:10,690 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 11:23:10,691 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 11:23:10,693 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 11:23:10,693 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:23:10,694 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:23:10,694 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:23:10,726 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-10-22 11:23:10,727 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 [2019-10-22 11:23:10,727 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:23:10,727 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:23:10,728 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:23:10,728 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:23:10,728 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:23:10,731 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:23:10,732 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:23:10,777 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f41f2d78-c48a-46ba-aa71-d208a7cfd26b/bin/utaipan/witness.graphml [2019-10-22 11:23:10,777 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:23:10,779 INFO L168 Benchmark]: Toolchain (without parser) took 2778.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 941.7 MB in the beginning and 927.1 MB in the end (delta: 14.6 MB). Peak memory consumption was 164.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:10,779 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:23:10,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 941.7 MB in the beginning and 1.1 GB in the end (delta: -192.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:10,780 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.72 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:10,780 INFO L168 Benchmark]: Boogie Preprocessor took 33.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:10,780 INFO L168 Benchmark]: RCFGBuilder took 685.07 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: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:10,780 INFO L168 Benchmark]: TraceAbstraction took 1434.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 935.7 MB in the end (delta: 124.4 MB). Peak memory consumption was 124.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:10,782 INFO L168 Benchmark]: Witness Printer took 106.72 ms. Allocated memory is still 1.2 GB. Free memory was 935.7 MB in the beginning and 927.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:10,784 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 452.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 941.7 MB in the beginning and 1.1 GB in the end (delta: -192.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.72 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 685.07 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: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1434.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 935.7 MB in the end (delta: 124.4 MB). Peak memory consumption was 124.4 MB. Max. memory is 11.5 GB. * Witness Printer took 106.72 ms. Allocated memory is still 1.2 GB. Free memory was 935.7 MB in the beginning and 927.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 206]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 206]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 206]: 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: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 365]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 365]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 365]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 309 SDtfs, 396 SDslu, 266 SDs, 0 SdLazy, 44 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 174 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1476 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 30 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4708 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...