./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product12.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product12.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/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 aa894c4db149ffc20490feb4bd4b6a764b6f938d ........................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:48:37,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:48:37,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:48:37,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:48:37,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:48:37,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:48:37,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:48:37,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:48:37,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:48:37,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:48:37,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:48:37,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:48:37,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:48:37,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:48:37,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:48:37,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:48:37,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:48:37,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:48:37,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:48:37,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:48:37,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:48:37,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:48:37,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:48:37,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:48:37,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:48:37,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:48:37,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:48:37,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:48:37,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:48:37,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:48:37,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:48:37,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:48:37,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:48:37,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:48:37,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:48:37,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:48:37,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:48:37,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:48:37,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:48:37,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:48:37,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:48:37,217 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-26 02:48:37,242 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:48:37,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:48:37,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:48:37,253 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:48:37,253 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:48:37,254 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:48:37,254 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:48:37,254 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:48:37,254 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:48:37,255 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:48:37,255 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:48:37,255 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:48:37,255 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:48:37,255 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:48:37,256 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:48:37,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:48:37,256 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:48:37,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:48:37,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:48:37,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:48:37,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:48:37,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:48:37,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:48:37,259 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:48:37,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:48:37,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:48:37,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:48:37,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:48:37,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:48:37,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:48:37,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:48:37,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:48:37,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:48:37,261 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:48:37,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:48:37,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:48:37,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:48:37,262 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/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/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 -> aa894c4db149ffc20490feb4bd4b6a764b6f938d [2019-11-26 02:48:37,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:48:37,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:48:37,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:48:37,444 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:48:37,444 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:48:37,445 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product12.cil.c [2019-11-26 02:48:37,504 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/bin/utaipan/data/2a66ca83b/4fb24afafc2741cd9b03fc5f4f0336e5/FLAG098ac0d2a [2019-11-26 02:48:37,908 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:48:37,909 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/sv-benchmarks/c/product-lines/minepump_spec4_product12.cil.c [2019-11-26 02:48:37,927 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/bin/utaipan/data/2a66ca83b/4fb24afafc2741cd9b03fc5f4f0336e5/FLAG098ac0d2a [2019-11-26 02:48:38,268 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/bin/utaipan/data/2a66ca83b/4fb24afafc2741cd9b03fc5f4f0336e5 [2019-11-26 02:48:38,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:48:38,271 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:48:38,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:48:38,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:48:38,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:48:38,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:48:38" (1/1) ... [2019-11-26 02:48:38,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d80379a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38, skipping insertion in model container [2019-11-26 02:48:38,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:48:38" (1/1) ... [2019-11-26 02:48:38,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:48:38,341 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:48:38,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:48:38,706 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:48:38,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:48:38,845 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:48:38,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38 WrapperNode [2019-11-26 02:48:38,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:48:38,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:48:38,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:48:38,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:48:38,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38" (1/1) ... [2019-11-26 02:48:38,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38" (1/1) ... [2019-11-26 02:48:38,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:48:38,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:48:38,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:48:38,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:48:38,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38" (1/1) ... [2019-11-26 02:48:38,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38" (1/1) ... [2019-11-26 02:48:38,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38" (1/1) ... [2019-11-26 02:48:38,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38" (1/1) ... [2019-11-26 02:48:38,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38" (1/1) ... [2019-11-26 02:48:38,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38" (1/1) ... [2019-11-26 02:48:38,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38" (1/1) ... [2019-11-26 02:48:38,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:48:38,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:48:38,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:48:38,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:48:38,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/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 [2019-11-26 02:48:39,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:48:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:48:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:48:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:48:40,095 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:48:40,095 INFO L284 CfgBuilder]: Removed 72 assume(true) statements. [2019-11-26 02:48:40,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:48:40 BoogieIcfgContainer [2019-11-26 02:48:40,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:48:40,097 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:48:40,097 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:48:40,100 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:48:40,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:48:38" (1/3) ... [2019-11-26 02:48:40,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b2679a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:48:40, skipping insertion in model container [2019-11-26 02:48:40,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:48:38" (2/3) ... [2019-11-26 02:48:40,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b2679a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:48:40, skipping insertion in model container [2019-11-26 02:48:40,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:48:40" (3/3) ... [2019-11-26 02:48:40,106 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product12.cil.c [2019-11-26 02:48:40,114 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:48:40,120 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-26 02:48:40,130 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-26 02:48:40,154 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:48:40,154 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:48:40,155 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:48:40,155 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:48:40,155 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:48:40,155 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:48:40,155 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:48:40,155 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:48:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2019-11-26 02:48:40,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-26 02:48:40,171 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:48:40,172 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:48:40,172 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:48:40,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:48:40,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1548999654, now seen corresponding path program 1 times [2019-11-26 02:48:40,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:48:40,185 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570228786] [2019-11-26 02:48:40,185 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:48:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:48:40,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:48:40,380 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570228786] [2019-11-26 02:48:40,381 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:48:40,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:48:40,382 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217880370] [2019-11-26 02:48:40,386 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-26 02:48:40,386 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:48:40,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-26 02:48:40,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-26 02:48:40,400 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 2 states. [2019-11-26 02:48:40,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:48:40,415 INFO L93 Difference]: Finished difference Result 44 states and 63 transitions. [2019-11-26 02:48:40,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-26 02:48:40,416 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 7 [2019-11-26 02:48:40,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:48:40,424 INFO L225 Difference]: With dead ends: 44 [2019-11-26 02:48:40,424 INFO L226 Difference]: Without dead ends: 21 [2019-11-26 02:48:40,427 INFO L630 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 [2019-11-26 02:48:40,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-11-26 02:48:40,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2019-11-26 02:48:40,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-26 02:48:40,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2019-11-26 02:48:40,458 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 7 [2019-11-26 02:48:40,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:48:40,459 INFO L462 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2019-11-26 02:48:40,459 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-26 02:48:40,459 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2019-11-26 02:48:40,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-26 02:48:40,460 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:48:40,460 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:48:40,460 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:48:40,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:48:40,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1782788433, now seen corresponding path program 1 times [2019-11-26 02:48:40,461 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:48:40,461 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558223162] [2019-11-26 02:48:40,462 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:48:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:48:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:48:40,633 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558223162] [2019-11-26 02:48:40,633 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:48:40,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-26 02:48:40,633 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437844903] [2019-11-26 02:48:40,634 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-26 02:48:40,634 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:48:40,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-26 02:48:40,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-26 02:48:40,635 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 4 states. [2019-11-26 02:48:40,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:48:40,704 INFO L93 Difference]: Finished difference Result 28 states and 33 transitions. [2019-11-26 02:48:40,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-26 02:48:40,704 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-26 02:48:40,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:48:40,705 INFO L225 Difference]: With dead ends: 28 [2019-11-26 02:48:40,705 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 02:48:40,706 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-26 02:48:40,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 02:48:40,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 02:48:40,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 02:48:40,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 02:48:40,707 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2019-11-26 02:48:40,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:48:40,707 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 02:48:40,707 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-26 02:48:40,707 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 02:48:40,707 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:48:40,711 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 02:48:40,773 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 882) no Hoare annotation was computed. [2019-11-26 02:48:40,773 INFO L440 ceAbstractionStarter]: At program point L498(lines 498 505) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:48:40,773 INFO L447 ceAbstractionStarter]: At program point L498-1(lines 498 505) the Hoare annotation is: true [2019-11-26 02:48:40,773 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-26 02:48:40,774 INFO L440 ceAbstractionStarter]: At program point L218(lines 167 219) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:48:40,774 INFO L440 ceAbstractionStarter]: At program point L169(lines 168 217) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:48:40,774 INFO L440 ceAbstractionStarter]: At program point L136(lines 136 149) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:48:40,774 INFO L440 ceAbstractionStarter]: At program point L136-1(lines 1 885) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:48:40,774 INFO L440 ceAbstractionStarter]: At program point L136-2(lines 136 149) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:48:40,774 INFO L440 ceAbstractionStarter]: At program point L136-3(lines 1 885) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:48:40,774 INFO L440 ceAbstractionStarter]: At program point L136-4(lines 136 149) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:48:40,774 INFO L440 ceAbstractionStarter]: At program point L136-5(lines 1 885) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:48:40,775 INFO L444 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2019-11-26 02:48:40,775 INFO L444 ceAbstractionStarter]: For program point L882-1(line 882) no Hoare annotation was computed. [2019-11-26 02:48:40,775 INFO L444 ceAbstractionStarter]: For program point L882-2(line 882) no Hoare annotation was computed. [2019-11-26 02:48:40,775 INFO L444 ceAbstractionStarter]: For program point L140(lines 140 146) no Hoare annotation was computed. [2019-11-26 02:48:40,775 INFO L444 ceAbstractionStarter]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2019-11-26 02:48:40,775 INFO L444 ceAbstractionStarter]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2019-11-26 02:48:40,775 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:48:40,775 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 882) no Hoare annotation was computed. [2019-11-26 02:48:40,776 INFO L440 ceAbstractionStarter]: At program point L427-2(lines 427 441) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:48:40,776 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 882) no Hoare annotation was computed. [2019-11-26 02:48:40,776 INFO L440 ceAbstractionStarter]: At program point L431(lines 431 435) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:48:40,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:48:40 BoogieIcfgContainer [2019-11-26 02:48:40,788 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:48:40,789 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:48:40,789 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:48:40,789 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:48:40,790 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:48:40" (3/4) ... [2019-11-26 02:48:40,793 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:48:40,806 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2019-11-26 02:48:40,806 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2019-11-26 02:48:40,807 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-26 02:48:40,808 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:48:40,808 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:48:40,809 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:48:40,809 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:48:40,873 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e72b7ed9-4ed7-40c1-b003-cab98887895e/bin/utaipan/witness.graphml [2019-11-26 02:48:40,873 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:48:40,875 INFO L168 Benchmark]: Toolchain (without parser) took 2603.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 950.1 MB in the beginning and 997.3 MB in the end (delta: -47.2 MB). Peak memory consumption was 120.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:48:40,875 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:48:40,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 575.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -205.3 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:48:40,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:48:40,876 INFO L168 Benchmark]: Boogie Preprocessor took 34.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 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. [2019-11-26 02:48:40,877 INFO L168 Benchmark]: RCFGBuilder took 1152.84 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: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:48:40,877 INFO L168 Benchmark]: TraceAbstraction took 691.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:48:40,878 INFO L168 Benchmark]: Witness Printer took 84.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 997.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:48:40,879 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 575.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -205.3 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 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 1152.84 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: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 691.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Witness Printer took 84.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 997.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 882]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 882]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 882]: 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: 167]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 23 locations, 3 error locations. Result: SAFE, OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 43 SDtfs, 23 SDslu, 10 SDs, 0 SdLazy, 18 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 31 NumberOfFragments, 35 HoareAnnotationTreeSize, 13 FomulaSimplifications, 56 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 132 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...