./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.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_5167f585-114e-4e8f-8153-983611135b81/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/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 ecfbbc733442c307db2d841c8e8a441054d096f7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 11:25:05,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:25:05,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:25:05,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:25:05,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:25:05,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:25:05,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:25:05,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:25:05,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:25:05,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:25:05,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:25:05,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:25:05,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:25:05,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:25:05,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:25:05,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:25:05,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:25:05,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:25:05,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:25:05,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:25:05,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:25:05,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:25:05,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:25:05,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:25:05,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:25:05,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:25:05,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:25:05,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:25:05,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:25:05,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:25:05,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:25:05,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:25:05,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:25:05,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:25:05,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:25:05,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:25:05,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:25:05,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:25:05,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:25:05,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:25:05,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:25:05,051 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:25:05,062 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:25:05,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:25:05,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:25:05,066 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:25:05,066 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:25:05,066 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:25:05,066 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:25:05,066 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:25:05,066 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:25:05,066 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:25:05,067 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:25:05,067 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:25:05,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:25:05,068 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:25:05,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:25:05,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:25:05,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:25:05,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:25:05,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:25:05,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:25:05,069 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:25:05,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:25:05,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:25:05,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:25:05,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:25:05,070 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:25:05,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:25:05,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:25:05,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:25:05,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:25:05,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:25:05,070 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:25:05,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:25:05,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:25:05,071 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:25:05,071 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_5167f585-114e-4e8f-8153-983611135b81/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 -> ecfbbc733442c307db2d841c8e8a441054d096f7 [2019-10-22 11:25:05,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:25:05,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:25:05,120 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:25:05,126 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:25:05,126 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:25:05,127 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2019-10-22 11:25:05,175 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/bin/utaipan/data/0adf70249/a59f9deeff9245738e589ed996da8ef7/FLAG491f0e475 [2019-10-22 11:25:05,614 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:25:05,614 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2019-10-22 11:25:05,623 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/bin/utaipan/data/0adf70249/a59f9deeff9245738e589ed996da8ef7/FLAG491f0e475 [2019-10-22 11:25:05,635 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/bin/utaipan/data/0adf70249/a59f9deeff9245738e589ed996da8ef7 [2019-10-22 11:25:05,638 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:25:05,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:25:05,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:25:05,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:25:05,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:25:05,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:25:05" (1/1) ... [2019-10-22 11:25:05,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24a3561c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:05, skipping insertion in model container [2019-10-22 11:25:05,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:25:05" (1/1) ... [2019-10-22 11:25:05,652 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:25:05,685 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:25:05,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:25:06,001 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:25:06,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:25:06,091 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:25:06,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06 WrapperNode [2019-10-22 11:25:06,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:25:06,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:25:06,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:25:06,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:25:06,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06" (1/1) ... [2019-10-22 11:25:06,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06" (1/1) ... [2019-10-22 11:25:06,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:25:06,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:25:06,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:25:06,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:25:06,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06" (1/1) ... [2019-10-22 11:25:06,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06" (1/1) ... [2019-10-22 11:25:06,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06" (1/1) ... [2019-10-22 11:25:06,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06" (1/1) ... [2019-10-22 11:25:06,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06" (1/1) ... [2019-10-22 11:25:06,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06" (1/1) ... [2019-10-22 11:25:06,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06" (1/1) ... [2019-10-22 11:25:06,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:25:06,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:25:06,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:25:06,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:25:06,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/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 11:25:06,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:25:06,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:25:06,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:25:06,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:25:06,936 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:25:06,937 INFO L284 CfgBuilder]: Removed 72 assume(true) statements. [2019-10-22 11:25:06,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:25:06 BoogieIcfgContainer [2019-10-22 11:25:06,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:25:06,939 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:25:06,939 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:25:06,942 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:25:06,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:25:05" (1/3) ... [2019-10-22 11:25:06,944 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dd64438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:25:06, skipping insertion in model container [2019-10-22 11:25:06,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:06" (2/3) ... [2019-10-22 11:25:06,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dd64438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:25:06, skipping insertion in model container [2019-10-22 11:25:06,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:25:06" (3/3) ... [2019-10-22 11:25:06,946 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product12.cil.c [2019-10-22 11:25:06,956 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:25:06,964 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:25:06,974 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:25:06,999 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:25:07,000 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:25:07,000 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:25:07,000 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:25:07,000 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:25:07,000 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:25:07,001 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:25:07,001 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:25:07,016 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states. [2019-10-22 11:25:07,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 11:25:07,024 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:25:07,024 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:25:07,026 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:25:07,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:25:07,033 INFO L82 PathProgramCache]: Analyzing trace with hash 476294846, now seen corresponding path program 1 times [2019-10-22 11:25:07,042 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:25:07,042 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892058482] [2019-10-22 11:25:07,043 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:07,043 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:07,043 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:25:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:25:07,256 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 11:25:07,257 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892058482] [2019-10-22 11:25:07,258 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:25:07,258 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:25:07,258 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585381322] [2019-10-22 11:25:07,262 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 11:25:07,264 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:25:07,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 11:25:07,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:25:07,279 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 2 states. [2019-10-22 11:25:07,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:25:07,303 INFO L93 Difference]: Finished difference Result 112 states and 167 transitions. [2019-10-22 11:25:07,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 11:25:07,304 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 11:25:07,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:25:07,311 INFO L225 Difference]: With dead ends: 112 [2019-10-22 11:25:07,311 INFO L226 Difference]: Without dead ends: 55 [2019-10-22 11:25:07,314 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 11:25:07,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-10-22 11:25:07,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-10-22 11:25:07,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-10-22 11:25:07,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 75 transitions. [2019-10-22 11:25:07,344 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 75 transitions. Word has length 16 [2019-10-22 11:25:07,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:25:07,344 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 75 transitions. [2019-10-22 11:25:07,344 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 11:25:07,345 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2019-10-22 11:25:07,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 11:25:07,345 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:25:07,345 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 11:25:07,346 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:25:07,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:25:07,346 INFO L82 PathProgramCache]: Analyzing trace with hash -570462051, now seen corresponding path program 1 times [2019-10-22 11:25:07,346 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:25:07,347 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415867474] [2019-10-22 11:25:07,347 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:07,347 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:07,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:25:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:25:07,418 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 11:25:07,418 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415867474] [2019-10-22 11:25:07,418 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:25:07,418 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:25:07,418 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488778004] [2019-10-22 11:25:07,420 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:25:07,420 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:25:07,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:25:07,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:25:07,421 INFO L87 Difference]: Start difference. First operand 55 states and 75 transitions. Second operand 3 states. [2019-10-22 11:25:07,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:25:07,429 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2019-10-22 11:25:07,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:25:07,430 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 11:25:07,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:25:07,430 INFO L225 Difference]: With dead ends: 55 [2019-10-22 11:25:07,430 INFO L226 Difference]: Without dead ends: 29 [2019-10-22 11:25:07,431 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 11:25:07,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-10-22 11:25:07,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-10-22 11:25:07,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-10-22 11:25:07,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2019-10-22 11:25:07,435 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 17 [2019-10-22 11:25:07,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:25:07,436 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2019-10-22 11:25:07,436 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:25:07,436 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2019-10-22 11:25:07,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 11:25:07,436 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:25:07,436 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 11:25:07,437 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:25:07,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:25:07,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1160602349, now seen corresponding path program 1 times [2019-10-22 11:25:07,438 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:25:07,438 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529825129] [2019-10-22 11:25:07,438 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:07,438 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:07,438 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:25:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:25:07,507 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 11:25:07,507 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529825129] [2019-10-22 11:25:07,507 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:25:07,508 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:25:07,508 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831023447] [2019-10-22 11:25:07,508 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:25:07,508 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:25:07,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:25:07,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:25:07,509 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 3 states. [2019-10-22 11:25:07,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:25:07,536 INFO L93 Difference]: Finished difference Result 75 states and 108 transitions. [2019-10-22 11:25:07,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:25:07,537 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-10-22 11:25:07,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:25:07,538 INFO L225 Difference]: With dead ends: 75 [2019-10-22 11:25:07,538 INFO L226 Difference]: Without dead ends: 52 [2019-10-22 11:25:07,539 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 11:25:07,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2019-10-22 11:25:07,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 48. [2019-10-22 11:25:07,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2019-10-22 11:25:07,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 69 transitions. [2019-10-22 11:25:07,546 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 69 transitions. Word has length 22 [2019-10-22 11:25:07,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:25:07,546 INFO L462 AbstractCegarLoop]: Abstraction has 48 states and 69 transitions. [2019-10-22 11:25:07,547 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:25:07,547 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2019-10-22 11:25:07,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 11:25:07,547 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:25:07,547 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 11:25:07,548 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:25:07,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:25:07,548 INFO L82 PathProgramCache]: Analyzing trace with hash 471853904, now seen corresponding path program 1 times [2019-10-22 11:25:07,548 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:25:07,548 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861805451] [2019-10-22 11:25:07,549 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:07,549 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:07,549 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:25:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:25:07,647 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 11:25:07,647 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861805451] [2019-10-22 11:25:07,647 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:25:07,647 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:25:07,648 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888758887] [2019-10-22 11:25:07,648 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:25:07,648 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:25:07,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:25:07,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:25:07,649 INFO L87 Difference]: Start difference. First operand 48 states and 69 transitions. Second operand 5 states. [2019-10-22 11:25:07,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:25:07,752 INFO L93 Difference]: Finished difference Result 214 states and 328 transitions. [2019-10-22 11:25:07,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 11:25:07,753 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-10-22 11:25:07,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:25:07,755 INFO L225 Difference]: With dead ends: 214 [2019-10-22 11:25:07,756 INFO L226 Difference]: Without dead ends: 172 [2019-10-22 11:25:07,756 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 11:25:07,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2019-10-22 11:25:07,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 84. [2019-10-22 11:25:07,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-10-22 11:25:07,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 121 transitions. [2019-10-22 11:25:07,776 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 121 transitions. Word has length 22 [2019-10-22 11:25:07,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:25:07,777 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 121 transitions. [2019-10-22 11:25:07,777 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:25:07,777 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2019-10-22 11:25:07,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 11:25:07,778 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:25:07,778 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 11:25:07,778 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:25:07,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:25:07,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1127718650, now seen corresponding path program 1 times [2019-10-22 11:25:07,779 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:25:07,779 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811863024] [2019-10-22 11:25:07,779 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:07,779 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:07,779 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:25:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:25:07,872 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 11:25:07,872 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811863024] [2019-10-22 11:25:07,872 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:25:07,873 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:25:07,873 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371717414] [2019-10-22 11:25:07,873 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:25:07,873 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:25:07,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:25:07,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:25:07,874 INFO L87 Difference]: Start difference. First operand 84 states and 121 transitions. Second operand 5 states. [2019-10-22 11:25:07,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:25:07,954 INFO L93 Difference]: Finished difference Result 268 states and 395 transitions. [2019-10-22 11:25:07,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:25:07,955 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-10-22 11:25:07,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:25:07,955 INFO L225 Difference]: With dead ends: 268 [2019-10-22 11:25:07,956 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:25:07,956 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 11:25:07,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:25:07,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:25:07,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:25:07,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:25:07,957 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-10-22 11:25:07,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:25:07,957 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:25:07,958 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:25:07,958 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:25:07,958 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:25:07,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:25:08,165 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:25:08,165 INFO L443 ceAbstractionStarter]: For program point L251(lines 251 257) no Hoare annotation was computed. [2019-10-22 11:25:08,165 INFO L439 ceAbstractionStarter]: At program point L251-1(lines 251 257) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:25:08,165 INFO L443 ceAbstractionStarter]: For program point L86(lines 86 101) no Hoare annotation was computed. [2019-10-22 11:25:08,166 INFO L439 ceAbstractionStarter]: At program point L137(lines 137 143) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:25:08,166 INFO L439 ceAbstractionStarter]: At program point L137-1(lines 137 143) the Hoare annotation is: false [2019-10-22 11:25:08,166 INFO L439 ceAbstractionStarter]: At program point L137-2(lines 137 143) the Hoare annotation is: false [2019-10-22 11:25:08,166 INFO L439 ceAbstractionStarter]: At program point L386(lines 1 885) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-22 11:25:08,166 INFO L443 ceAbstractionStarter]: For program point L287(lines 287 291) no Hoare annotation was computed. [2019-10-22 11:25:08,166 INFO L443 ceAbstractionStarter]: For program point L287-3(lines 287 291) no Hoare annotation was computed. [2019-10-22 11:25:08,166 INFO L443 ceAbstractionStarter]: For program point L287-6(lines 287 291) no Hoare annotation was computed. [2019-10-22 11:25:08,166 INFO L446 ceAbstractionStarter]: At program point L882(lines 863 885) the Hoare annotation is: true [2019-10-22 11:25:08,166 INFO L439 ceAbstractionStarter]: At program point L106(lines 55 107) the Hoare annotation is: false [2019-10-22 11:25:08,167 INFO L443 ceAbstractionStarter]: For program point L57(lines 56 105) no Hoare annotation was computed. [2019-10-22 11:25:08,167 INFO L439 ceAbstractionStarter]: At program point L850(lines 846 852) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-22 11:25:08,167 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:25:08,167 INFO L443 ceAbstractionStarter]: For program point L58(lines 58 62) no Hoare annotation was computed. [2019-10-22 11:25:08,167 INFO L439 ceAbstractionStarter]: At program point L207(lines 202 210) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:25:08,167 INFO L439 ceAbstractionStarter]: At program point L207-1(lines 202 210) the Hoare annotation is: false [2019-10-22 11:25:08,167 INFO L439 ceAbstractionStarter]: At program point L207-2(lines 202 210) the Hoare annotation is: false [2019-10-22 11:25:08,167 INFO L439 ceAbstractionStarter]: At program point L802-2(lines 802 816) the Hoare annotation is: false [2019-10-22 11:25:08,167 INFO L443 ceAbstractionStarter]: For program point L76(lines 76 82) no Hoare annotation was computed. [2019-10-22 11:25:08,168 INFO L439 ceAbstractionStarter]: At program point L76-1(lines 76 82) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:25:08,168 INFO L439 ceAbstractionStarter]: At program point L324(lines 319 327) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:25:08,168 INFO L439 ceAbstractionStarter]: At program point L324-1(lines 319 327) the Hoare annotation is: false [2019-10-22 11:25:08,168 INFO L443 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2019-10-22 11:25:08,168 INFO L439 ceAbstractionStarter]: At program point L324-2(lines 319 327) the Hoare annotation is: false [2019-10-22 11:25:08,168 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 275) no Hoare annotation was computed. [2019-10-22 11:25:08,168 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 420) no Hoare annotation was computed. [2019-10-22 11:25:08,168 INFO L439 ceAbstractionStarter]: At program point L407-1(lines 1 885) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:25:08,168 INFO L443 ceAbstractionStarter]: For program point L407-2(lines 407 420) no Hoare annotation was computed. [2019-10-22 11:25:08,169 INFO L439 ceAbstractionStarter]: At program point L407-3(lines 1 885) the Hoare annotation is: false [2019-10-22 11:25:08,169 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-22 11:25:08,169 INFO L443 ceAbstractionStarter]: For program point L407-4(lines 407 420) no Hoare annotation was computed. [2019-10-22 11:25:08,169 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-22 11:25:08,169 INFO L439 ceAbstractionStarter]: At program point L407-5(lines 1 885) the Hoare annotation is: false [2019-10-22 11:25:08,169 INFO L443 ceAbstractionStarter]: For program point L275-2(line 275) no Hoare annotation was computed. [2019-10-22 11:25:08,173 INFO L443 ceAbstractionStarter]: For program point L94(lines 94 100) no Hoare annotation was computed. [2019-10-22 11:25:08,174 INFO L439 ceAbstractionStarter]: At program point L94-1(lines 130 136) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:25:08,174 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:25:08,174 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 810) no Hoare annotation was computed. [2019-10-22 11:25:08,174 INFO L443 ceAbstractionStarter]: For program point L806-1(lines 130 136) no Hoare annotation was computed. [2019-10-22 11:25:08,174 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 275) no Hoare annotation was computed. [2019-10-22 11:25:08,174 INFO L443 ceAbstractionStarter]: For program point L311(lines 311 315) no Hoare annotation was computed. [2019-10-22 11:25:08,174 INFO L439 ceAbstractionStarter]: At program point L394(lines 389 397) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-22 11:25:08,175 INFO L443 ceAbstractionStarter]: For program point L873(lines 873 880) no Hoare annotation was computed. [2019-10-22 11:25:08,175 INFO L446 ceAbstractionStarter]: At program point L873-1(lines 873 880) the Hoare annotation is: true [2019-10-22 11:25:08,175 INFO L439 ceAbstractionStarter]: At program point L130(lines 129 148) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:25:08,175 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 136) no Hoare annotation was computed. [2019-10-22 11:25:08,176 INFO L439 ceAbstractionStarter]: At program point L130-2(lines 129 148) the Hoare annotation is: false [2019-10-22 11:25:08,176 INFO L439 ceAbstractionStarter]: At program point L130-3(lines 129 148) the Hoare annotation is: false [2019-10-22 11:25:08,177 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 417) no Hoare annotation was computed. [2019-10-22 11:25:08,177 INFO L443 ceAbstractionStarter]: For program point L411-2(lines 411 417) no Hoare annotation was computed. [2019-10-22 11:25:08,177 INFO L443 ceAbstractionStarter]: For program point L411-4(lines 411 417) no Hoare annotation was computed. [2019-10-22 11:25:08,177 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 275) no Hoare annotation was computed. [2019-10-22 11:25:08,177 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:25:08,177 INFO L443 ceAbstractionStarter]: For program point L66(lines 66 72) no Hoare annotation was computed. [2019-10-22 11:25:08,178 INFO L439 ceAbstractionStarter]: At program point L66-1(lines 66 72) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:25:08,179 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 303) no Hoare annotation was computed. [2019-10-22 11:25:08,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:25:08 BoogieIcfgContainer [2019-10-22 11:25:08,200 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:25:08,200 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:25:08,200 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:25:08,200 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:25:08,201 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:25:06" (3/4) ... [2019-10-22 11:25:08,204 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:25:08,215 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 11:25:08,216 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 11:25:08,219 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 11:25:08,219 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:25:08,219 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:25:08,220 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:25:08,245 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:25:08,291 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5167f585-114e-4e8f-8153-983611135b81/bin/utaipan/witness.graphml [2019-10-22 11:25:08,291 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:25:08,293 INFO L168 Benchmark]: Toolchain (without parser) took 2653.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 949.8 MB in the beginning and 939.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 145.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:08,294 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:25:08,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -174.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:08,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.75 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 11:25:08,294 INFO L168 Benchmark]: Boogie Preprocessor took 70.57 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 11:25:08,295 INFO L168 Benchmark]: RCFGBuilder took 709.93 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: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:08,295 INFO L168 Benchmark]: TraceAbstraction took 1261.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 949.8 MB in the end (delta: 118.2 MB). Peak memory consumption was 118.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:08,295 INFO L168 Benchmark]: Witness Printer took 91.36 ms. Allocated memory is still 1.2 GB. Free memory was 949.8 MB in the beginning and 939.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:08,297 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 452.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -174.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.75 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 70.57 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 709.93 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: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1261.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 949.8 MB in the end (delta: 118.2 MB). Peak memory consumption was 118.2 MB. Max. memory is 11.5 GB. * Witness Printer took 91.36 ms. Allocated memory is still 1.2 GB. Free memory was 949.8 MB in the beginning and 939.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 275]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 275]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 275]: 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: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 59 locations, 3 error locations. Result: SAFE, OverallTime: 1.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 270 SDtfs, 278 SDslu, 270 SDs, 0 SdLazy, 42 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred 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, 92 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 112 NumberOfFragments, 110 HoareAnnotationTreeSize, 26 FomulaSimplifications, 2679 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 95 ConstructedInterpolants, 0 QuantifiedInterpolants, 3675 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...