./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product31.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_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/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 9cf62d4c0c6e8aa9cf08ea2220574cd117ecc0d5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:22:00,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:22:00,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:22:00,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:22:00,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:22:00,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:22:00,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:22:00,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:22:00,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:22:00,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:22:00,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:22:00,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:22:00,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:22:00,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:22:00,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:22:00,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:22:00,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:22:00,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:22:00,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:22:00,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:22:00,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:22:00,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:22:00,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:22:00,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:22:00,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:22:00,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:22:00,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:22:00,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:22:00,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:22:00,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:22:00,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:22:00,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:22:00,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:22:00,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:22:00,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:22:00,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:22:00,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:22:00,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:22:00,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:22:00,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:22:00,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:22:00,694 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:22:00,704 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:22:00,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:22:00,705 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:22:00,706 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:22:00,706 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:22:00,706 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:22:00,706 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:22:00,706 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:22:00,706 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:22:00,707 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:22:00,707 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:22:00,707 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:22:00,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:22:00,708 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:22:00,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:22:00,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:22:00,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:22:00,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:22:00,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:22:00,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:22:00,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:22:00,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:22:00,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:22:00,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:22:00,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:22:00,709 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:22:00,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:22:00,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:22:00,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:22:00,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:22:00,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:22:00,710 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:22:00,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:22:00,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:22:00,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:22:00,711 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_86e9523c-9989-41b0-aa55-9c0203e73584/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 -> 9cf62d4c0c6e8aa9cf08ea2220574cd117ecc0d5 [2019-10-22 11:22:00,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:22:00,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:22:00,746 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:22:00,748 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:22:00,748 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:22:00,749 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2019-10-22 11:22:00,798 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/data/450115eff/1e4442834cf64e6d91690b7baba335aa/FLAG381ee3208 [2019-10-22 11:22:01,230 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:22:01,230 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2019-10-22 11:22:01,251 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/data/450115eff/1e4442834cf64e6d91690b7baba335aa/FLAG381ee3208 [2019-10-22 11:22:01,584 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/data/450115eff/1e4442834cf64e6d91690b7baba335aa [2019-10-22 11:22:01,586 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:22:01,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:22:01,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:01,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:22:01,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:22:01,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:01" (1/1) ... [2019-10-22 11:22:01,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630b61e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:01, skipping insertion in model container [2019-10-22 11:22:01,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:01" (1/1) ... [2019-10-22 11:22:01,601 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:22:01,637 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:22:02,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:02,060 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:22:02,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:02,156 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:22:02,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02 WrapperNode [2019-10-22 11:22:02,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:02,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:02,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:22:02,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:22:02,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02" (1/1) ... [2019-10-22 11:22:02,180 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02" (1/1) ... [2019-10-22 11:22:02,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:02,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:22:02,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:22:02,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:22:02,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02" (1/1) ... [2019-10-22 11:22:02,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02" (1/1) ... [2019-10-22 11:22:02,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02" (1/1) ... [2019-10-22 11:22:02,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02" (1/1) ... [2019-10-22 11:22:02,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02" (1/1) ... [2019-10-22 11:22:02,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02" (1/1) ... [2019-10-22 11:22:02,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02" (1/1) ... [2019-10-22 11:22:02,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:22:02,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:22:02,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:22:02,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:22:02,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:22:02,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:22:02,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:22:02,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:22:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:22:03,065 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:22:03,065 INFO L284 CfgBuilder]: Removed 160 assume(true) statements. [2019-10-22 11:22:03,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:22:03 BoogieIcfgContainer [2019-10-22 11:22:03,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:22:03,067 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:22:03,067 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:22:03,070 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:22:03,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:22:01" (1/3) ... [2019-10-22 11:22:03,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a7f75b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:22:03, skipping insertion in model container [2019-10-22 11:22:03,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:02" (2/3) ... [2019-10-22 11:22:03,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a7f75b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:22:03, skipping insertion in model container [2019-10-22 11:22:03,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:22:03" (3/3) ... [2019-10-22 11:22:03,074 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2019-10-22 11:22:03,083 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:22:03,093 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:22:03,103 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:22:03,134 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:22:03,134 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:22:03,134 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:22:03,134 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:22:03,134 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:22:03,134 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:22:03,134 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:22:03,135 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:22:03,149 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-10-22 11:22:03,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 11:22:03,155 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:03,155 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:03,156 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:03,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:03,161 INFO L82 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2019-10-22 11:22:03,167 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:03,167 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964637341] [2019-10-22 11:22:03,167 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:03,167 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:03,168 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:03,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:03,395 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964637341] [2019-10-22 11:22:03,396 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:03,396 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:22:03,396 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348859710] [2019-10-22 11:22:03,399 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 11:22:03,401 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:03,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 11:22:03,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:22:03,412 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-10-22 11:22:03,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:03,434 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2019-10-22 11:22:03,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 11:22:03,435 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 11:22:03,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:03,445 INFO L225 Difference]: With dead ends: 208 [2019-10-22 11:22:03,445 INFO L226 Difference]: Without dead ends: 103 [2019-10-22 11:22:03,448 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:22:03,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2019-10-22 11:22:03,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2019-10-22 11:22:03,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-10-22 11:22:03,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2019-10-22 11:22:03,487 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2019-10-22 11:22:03,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:03,487 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2019-10-22 11:22:03,487 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 11:22:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2019-10-22 11:22:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 11:22:03,488 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:03,488 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 11:22:03,488 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:03,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:03,489 INFO L82 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2019-10-22 11:22:03,489 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:03,489 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72949196] [2019-10-22 11:22:03,489 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:03,489 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:03,490 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:03,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:03,590 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72949196] [2019-10-22 11:22:03,590 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:03,590 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:22:03,590 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485618049] [2019-10-22 11:22:03,591 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:22:03,592 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:03,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:22:03,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:03,592 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2019-10-22 11:22:03,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:03,608 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2019-10-22 11:22:03,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:03,618 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 11:22:03,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:03,619 INFO L225 Difference]: With dead ends: 103 [2019-10-22 11:22:03,619 INFO L226 Difference]: Without dead ends: 45 [2019-10-22 11:22:03,620 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:03,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-10-22 11:22:03,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-10-22 11:22:03,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-10-22 11:22:03,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2019-10-22 11:22:03,625 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2019-10-22 11:22:03,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:03,625 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2019-10-22 11:22:03,625 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:03,625 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2019-10-22 11:22:03,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 11:22:03,630 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:03,630 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 11:22:03,630 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:03,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:03,631 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2019-10-22 11:22:03,631 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:03,631 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642568757] [2019-10-22 11:22:03,631 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:03,631 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:03,631 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:03,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:03,731 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642568757] [2019-10-22 11:22:03,732 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:03,732 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:22:03,732 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430748916] [2019-10-22 11:22:03,732 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 11:22:03,732 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:03,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 11:22:03,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:22:03,733 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 6 states. [2019-10-22 11:22:03,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:03,838 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2019-10-22 11:22:03,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 11:22:03,838 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-10-22 11:22:03,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:03,839 INFO L225 Difference]: With dead ends: 146 [2019-10-22 11:22:03,839 INFO L226 Difference]: Without dead ends: 107 [2019-10-22 11:22:03,840 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 11:22:03,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-10-22 11:22:03,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2019-10-22 11:22:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2019-10-22 11:22:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2019-10-22 11:22:03,851 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2019-10-22 11:22:03,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:03,851 INFO L462 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2019-10-22 11:22:03,851 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 11:22:03,851 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2019-10-22 11:22:03,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 11:22:03,852 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:03,852 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:03,852 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:03,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:03,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2019-10-22 11:22:03,853 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:03,853 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726587311] [2019-10-22 11:22:03,853 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:03,854 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:03,854 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:03,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:03,940 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726587311] [2019-10-22 11:22:03,940 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:03,940 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:22:03,940 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392922880] [2019-10-22 11:22:03,940 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:22:03,941 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:03,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:22:03,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:03,941 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 5 states. [2019-10-22 11:22:04,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:04,056 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2019-10-22 11:22:04,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 11:22:04,057 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-10-22 11:22:04,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:04,058 INFO L225 Difference]: With dead ends: 309 [2019-10-22 11:22:04,059 INFO L226 Difference]: Without dead ends: 251 [2019-10-22 11:22:04,059 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-22 11:22:04,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2019-10-22 11:22:04,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2019-10-22 11:22:04,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-10-22 11:22:04,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2019-10-22 11:22:04,074 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2019-10-22 11:22:04,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:04,074 INFO L462 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2019-10-22 11:22:04,074 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:22:04,074 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2019-10-22 11:22:04,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 11:22:04,075 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:04,075 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] [2019-10-22 11:22:04,075 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:04,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:04,076 INFO L82 PathProgramCache]: Analyzing trace with hash -891352514, now seen corresponding path program 1 times [2019-10-22 11:22:04,076 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:04,076 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646708705] [2019-10-22 11:22:04,076 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:04,076 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:04,077 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:04,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:04,166 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646708705] [2019-10-22 11:22:04,166 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:04,166 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:22:04,167 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519145711] [2019-10-22 11:22:04,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:22:04,167 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:04,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:22:04,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:04,168 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand 5 states. [2019-10-22 11:22:04,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:04,264 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2019-10-22 11:22:04,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:22:04,264 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-10-22 11:22:04,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:04,265 INFO L225 Difference]: With dead ends: 312 [2019-10-22 11:22:04,265 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:22:04,266 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 11:22:04,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:22:04,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:22:04,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:22:04,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:22:04,267 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-10-22 11:22:04,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:04,267 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:22:04,268 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:22:04,268 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:22:04,268 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:22:04,273 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:22:04,582 INFO L439 ceAbstractionStarter]: At program point L268(lines 263 271) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 11:22:04,582 INFO L439 ceAbstractionStarter]: At program point L103(lines 99 105) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 11:22:04,583 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 540) no Hoare annotation was computed. [2019-10-22 11:22:04,583 INFO L439 ceAbstractionStarter]: At program point L534-1(lines 534 540) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:04,583 INFO L443 ceAbstractionStarter]: For program point L369(lines 369 386) no Hoare annotation was computed. [2019-10-22 11:22:04,583 INFO L443 ceAbstractionStarter]: For program point L369-1(lines 369 386) no Hoare annotation was computed. [2019-10-22 11:22:04,583 INFO L443 ceAbstractionStarter]: For program point L369-2(lines 369 386) no Hoare annotation was computed. [2019-10-22 11:22:04,583 INFO L443 ceAbstractionStarter]: For program point L502(lines 502 508) no Hoare annotation was computed. [2019-10-22 11:22:04,583 INFO L439 ceAbstractionStarter]: At program point L502-1(lines 502 508) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:04,583 INFO L446 ceAbstractionStarter]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-10-22 11:22:04,584 INFO L439 ceAbstractionStarter]: At program point L439(lines 434 442) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:04,584 INFO L439 ceAbstractionStarter]: At program point L439-1(lines 434 442) the Hoare annotation is: false [2019-10-22 11:22:04,584 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 381) no Hoare annotation was computed. [2019-10-22 11:22:04,584 INFO L439 ceAbstractionStarter]: At program point L439-2(lines 434 442) the Hoare annotation is: false [2019-10-22 11:22:04,584 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 381) no Hoare annotation was computed. [2019-10-22 11:22:04,584 INFO L443 ceAbstractionStarter]: For program point L373-2(lines 373 381) no Hoare annotation was computed. [2019-10-22 11:22:04,584 INFO L439 ceAbstractionStarter]: At program point L572(lines 523 573) the Hoare annotation is: false [2019-10-22 11:22:04,584 INFO L443 ceAbstractionStarter]: For program point L343(lines 343 360) no Hoare annotation was computed. [2019-10-22 11:22:04,585 INFO L443 ceAbstractionStarter]: For program point L343-1(lines 343 360) no Hoare annotation was computed. [2019-10-22 11:22:04,585 INFO L443 ceAbstractionStarter]: For program point L343-2(lines 343 360) no Hoare annotation was computed. [2019-10-22 11:22:04,585 INFO L443 ceAbstractionStarter]: For program point L343-3(lines 343 360) no Hoare annotation was computed. [2019-10-22 11:22:04,585 INFO L443 ceAbstractionStarter]: For program point L343-4(lines 343 360) no Hoare annotation was computed. [2019-10-22 11:22:04,585 INFO L443 ceAbstractionStarter]: For program point L343-5(lines 343 360) no Hoare annotation was computed. [2019-10-22 11:22:04,585 INFO L439 ceAbstractionStarter]: At program point L311(lines 310 329) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:04,585 INFO L443 ceAbstractionStarter]: For program point L311-1(lines 311 317) no Hoare annotation was computed. [2019-10-22 11:22:04,585 INFO L439 ceAbstractionStarter]: At program point L311-2(lines 310 329) the Hoare annotation is: false [2019-10-22 11:22:04,586 INFO L439 ceAbstractionStarter]: At program point L311-3(lines 310 329) the Hoare annotation is: false [2019-10-22 11:22:04,586 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 183) no Hoare annotation was computed. [2019-10-22 11:22:04,586 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2019-10-22 11:22:04,586 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2019-10-22 11:22:04,586 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 550) no Hoare annotation was computed. [2019-10-22 11:22:04,586 INFO L439 ceAbstractionStarter]: At program point L544-1(lines 544 550) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:04,587 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 355) no Hoare annotation was computed. [2019-10-22 11:22:04,587 INFO L443 ceAbstractionStarter]: For program point L347-1(lines 347 355) no Hoare annotation was computed. [2019-10-22 11:22:04,587 INFO L443 ceAbstractionStarter]: For program point L347-2(lines 347 355) no Hoare annotation was computed. [2019-10-22 11:22:04,587 INFO L443 ceAbstractionStarter]: For program point L347-3(lines 347 355) no Hoare annotation was computed. [2019-10-22 11:22:04,587 INFO L443 ceAbstractionStarter]: For program point L347-4(lines 347 355) no Hoare annotation was computed. [2019-10-22 11:22:04,587 INFO L443 ceAbstractionStarter]: For program point L347-5(lines 347 355) no Hoare annotation was computed. [2019-10-22 11:22:04,587 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 296) no Hoare annotation was computed. [2019-10-22 11:22:04,587 INFO L439 ceAbstractionStarter]: At program point L283-1(lines 1 954) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:04,587 INFO L443 ceAbstractionStarter]: For program point L283-2(lines 283 296) no Hoare annotation was computed. [2019-10-22 11:22:04,588 INFO L439 ceAbstractionStarter]: At program point L283-3(lines 1 954) the Hoare annotation is: false [2019-10-22 11:22:04,588 INFO L443 ceAbstractionStarter]: For program point L283-4(lines 283 296) no Hoare annotation was computed. [2019-10-22 11:22:04,588 INFO L439 ceAbstractionStarter]: At program point L283-5(lines 1 954) the Hoare annotation is: false [2019-10-22 11:22:04,588 INFO L439 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-10-22 11:22:04,588 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:22:04,588 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-22 11:22:04,588 INFO L439 ceAbstractionStarter]: At program point L318(lines 318 324) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:04,588 INFO L439 ceAbstractionStarter]: At program point L318-1(lines 318 324) the Hoare annotation is: false [2019-10-22 11:22:04,588 INFO L439 ceAbstractionStarter]: At program point L318-2(lines 318 324) the Hoare annotation is: false [2019-10-22 11:22:04,589 INFO L443 ceAbstractionStarter]: For program point L287(lines 287 293) no Hoare annotation was computed. [2019-10-22 11:22:04,589 INFO L443 ceAbstractionStarter]: For program point L287-2(lines 287 293) no Hoare annotation was computed. [2019-10-22 11:22:04,589 INFO L443 ceAbstractionStarter]: For program point L155(lines 155 159) no Hoare annotation was computed. [2019-10-22 11:22:04,589 INFO L443 ceAbstractionStarter]: For program point L287-4(lines 287 293) no Hoare annotation was computed. [2019-10-22 11:22:04,589 INFO L443 ceAbstractionStarter]: For program point L155-3(lines 155 159) no Hoare annotation was computed. [2019-10-22 11:22:04,589 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-22 11:22:04,589 INFO L443 ceAbstractionStarter]: For program point L56-1(lines 311 317) no Hoare annotation was computed. [2019-10-22 11:22:04,589 INFO L443 ceAbstractionStarter]: For program point L155-6(lines 155 159) no Hoare annotation was computed. [2019-10-22 11:22:04,590 INFO L443 ceAbstractionStarter]: For program point L585(line 585) no Hoare annotation was computed. [2019-10-22 11:22:04,590 INFO L443 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2019-10-22 11:22:04,590 INFO L443 ceAbstractionStarter]: For program point L585-2(line 585) no Hoare annotation was computed. [2019-10-22 11:22:04,590 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:22:04,590 INFO L443 ceAbstractionStarter]: For program point L554(lines 554 567) no Hoare annotation was computed. [2019-10-22 11:22:04,590 INFO L443 ceAbstractionStarter]: For program point L488(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,590 INFO L443 ceAbstractionStarter]: For program point L488-2(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,590 INFO L443 ceAbstractionStarter]: For program point L488-3(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,591 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2019-10-22 11:22:04,591 INFO L443 ceAbstractionStarter]: For program point L488-5(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,591 INFO L443 ceAbstractionStarter]: For program point L488-6(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,591 INFO L443 ceAbstractionStarter]: For program point L488-8(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,591 INFO L443 ceAbstractionStarter]: For program point L488-9(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,591 INFO L443 ceAbstractionStarter]: For program point L488-11(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,591 INFO L443 ceAbstractionStarter]: For program point L488-12(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,591 INFO L443 ceAbstractionStarter]: For program point L488-14(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,592 INFO L443 ceAbstractionStarter]: For program point L488-15(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,592 INFO L443 ceAbstractionStarter]: For program point L488-17(lines 488 492) no Hoare annotation was computed. [2019-10-22 11:22:04,592 INFO L439 ceAbstractionStarter]: At program point L192(lines 187 195) the Hoare annotation is: false [2019-10-22 11:22:04,592 INFO L439 ceAbstractionStarter]: At program point L192-1(lines 187 195) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:04,592 INFO L439 ceAbstractionStarter]: At program point L192-2(lines 187 195) the Hoare annotation is: false [2019-10-22 11:22:04,592 INFO L439 ceAbstractionStarter]: At program point L192-3(lines 187 195) the Hoare annotation is: false [2019-10-22 11:22:04,592 INFO L439 ceAbstractionStarter]: At program point L192-4(lines 187 195) the Hoare annotation is: false [2019-10-22 11:22:04,593 INFO L439 ceAbstractionStarter]: At program point L192-5(lines 187 195) the Hoare annotation is: false [2019-10-22 11:22:04,593 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:22:04,593 INFO L439 ceAbstractionStarter]: At program point L260(lines 1 954) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-22 11:22:04,593 INFO L443 ceAbstractionStarter]: For program point L525(lines 524 571) no Hoare annotation was computed. [2019-10-22 11:22:04,593 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 530) no Hoare annotation was computed. [2019-10-22 11:22:04,593 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-10-22 11:22:04,593 INFO L446 ceAbstractionStarter]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-10-22 11:22:04,593 INFO L443 ceAbstractionStarter]: For program point L560(lines 560 566) no Hoare annotation was computed. [2019-10-22 11:22:04,594 INFO L439 ceAbstractionStarter]: At program point L560-1(lines 311 317) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:04,594 INFO L439 ceAbstractionStarter]: At program point L494(lines 479 497) the Hoare annotation is: false [2019-10-22 11:22:04,594 INFO L439 ceAbstractionStarter]: At program point L494-1(lines 479 497) the Hoare annotation is: false [2019-10-22 11:22:04,594 INFO L439 ceAbstractionStarter]: At program point L494-2(lines 479 497) the Hoare annotation is: false [2019-10-22 11:22:04,594 INFO L439 ceAbstractionStarter]: At program point L494-3(lines 479 497) the Hoare annotation is: false [2019-10-22 11:22:04,594 INFO L439 ceAbstractionStarter]: At program point L494-4(lines 479 497) the Hoare annotation is: false [2019-10-22 11:22:04,594 INFO L439 ceAbstractionStarter]: At program point L494-5(lines 479 497) the Hoare annotation is: false [2019-10-22 11:22:04,595 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:22:04,595 INFO L439 ceAbstractionStarter]: At program point L430(lines 423 433) the Hoare annotation is: false [2019-10-22 11:22:04,595 INFO L439 ceAbstractionStarter]: At program point L430-1(lines 423 433) the Hoare annotation is: false [2019-10-22 11:22:04,595 INFO L439 ceAbstractionStarter]: At program point L430-2(lines 423 433) the Hoare annotation is: false [2019-10-22 11:22:04,595 INFO L439 ceAbstractionStarter]: At program point L233(lines 228 236) the Hoare annotation is: false [2019-10-22 11:22:04,595 INFO L439 ceAbstractionStarter]: At program point L233-1(lines 228 236) the Hoare annotation is: false [2019-10-22 11:22:04,595 INFO L443 ceAbstractionStarter]: For program point L167(lines 167 171) no Hoare annotation was computed. [2019-10-22 11:22:04,595 INFO L439 ceAbstractionStarter]: At program point L233-2(lines 228 236) the Hoare annotation is: false [2019-10-22 11:22:04,596 INFO L439 ceAbstractionStarter]: At program point L233-3(lines 228 236) the Hoare annotation is: false [2019-10-22 11:22:04,596 INFO L439 ceAbstractionStarter]: At program point L233-4(lines 228 236) the Hoare annotation is: false [2019-10-22 11:22:04,596 INFO L439 ceAbstractionStarter]: At program point L233-5(lines 228 236) the Hoare annotation is: false [2019-10-22 11:22:04,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:22:04 BoogieIcfgContainer [2019-10-22 11:22:04,627 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:22:04,627 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:22:04,627 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:22:04,628 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:22:04,628 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:22:03" (3/4) ... [2019-10-22 11:22:04,631 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:22:04,648 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 11:22:04,648 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 11:22:04,649 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 11:22:04,649 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:22:04,651 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:22:04,652 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:22:04,684 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-10-22 11:22:04,684 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 [2019-10-22 11:22:04,687 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:22:04,761 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_86e9523c-9989-41b0-aa55-9c0203e73584/bin/utaipan/witness.graphml [2019-10-22 11:22:04,762 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:22:04,763 INFO L168 Benchmark]: Toolchain (without parser) took 3175.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 944.5 MB in the beginning and 906.1 MB in the end (delta: 38.5 MB). Peak memory consumption was 190.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:04,764 INFO L168 Benchmark]: CDTParser took 0.18 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 11:22:04,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 568.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:04,764 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:04,764 INFO L168 Benchmark]: Boogie Preprocessor took 39.23 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 11:22:04,765 INFO L168 Benchmark]: RCFGBuilder took 800.65 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: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:04,765 INFO L168 Benchmark]: TraceAbstraction took 1560.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 919.5 MB in the end (delta: 140.8 MB). Peak memory consumption was 140.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:04,765 INFO L168 Benchmark]: Witness Printer took 134.52 ms. Allocated memory is still 1.2 GB. Free memory was 919.5 MB in the beginning and 906.1 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:04,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 568.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.23 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. * RCFGBuilder took 800.65 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: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1560.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 919.5 MB in the end (delta: 140.8 MB). Peak memory consumption was 140.8 MB. Max. memory is 11.5 GB. * Witness Printer took 134.52 ms. Allocated memory is still 1.2 GB. Free memory was 919.5 MB in the beginning and 906.1 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 585]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 585]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 585]: 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: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 432 SDtfs, 610 SDslu, 653 SDs, 0 SdLazy, 82 SolverSat, 14 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=116occurred in iteration=4, 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, 178 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 137 HoareAnnotationTreeSize, 44 FomulaSimplifications, 4534 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4976 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...