./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product21.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_1d892990-d01b-4c85-b72e-7fa553e4f6cf/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/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 96ae2288ffb48a442cf9d3aacf0a8b0af732e156 ........................................................................................................................................................................................................................................................................................................................................................... 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 02:10:50,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:10:50,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:10:50,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:10:50,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:10:50,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:10:50,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:10:50,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:10:50,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:10:50,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:10:50,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:10:50,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:10:50,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:10:50,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:10:50,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:10:50,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:10:50,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:10:50,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:10:50,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:10:50,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:10:50,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:10:50,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:10:50,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:10:50,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:10:50,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:10:50,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:10:50,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:10:50,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:10:50,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:10:50,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:10:50,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:10:50,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:10:50,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:10:50,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:10:50,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:10:50,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:10:50,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:10:50,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:10:50,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:10:50,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:10:50,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:10:50,170 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-26 02:10:50,194 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:10:50,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:10:50,195 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:10:50,195 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:10:50,195 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:10:50,196 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:10:50,196 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:10:50,196 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:10:50,196 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:10:50,196 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:10:50,197 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:10:50,198 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:10:50,198 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:10:50,198 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:10:50,198 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:10:50,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:10:50,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:10:50,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:10:50,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:10:50,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:10:50,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:10:50,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:10:50,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:10:50,202 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:10:50,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:10:50,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:10:50,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:10:50,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:10:50,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:10:50,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:10:50,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:10:50,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:10:50,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:10:50,204 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:10:50,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:10:50,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:10:50,205 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:10:50,205 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_1d892990-d01b-4c85-b72e-7fa553e4f6cf/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 -> 96ae2288ffb48a442cf9d3aacf0a8b0af732e156 [2019-11-26 02:10:50,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:10:50,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:10:50,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:10:50,365 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:10:50,368 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:10:50,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c [2019-11-26 02:10:50,424 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/bin/utaipan/data/c5c2b7e58/53eb3978b8c3409599972462e48e7724/FLAGe1d07c835 [2019-11-26 02:10:50,835 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:10:50,836 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c [2019-11-26 02:10:50,848 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/bin/utaipan/data/c5c2b7e58/53eb3978b8c3409599972462e48e7724/FLAGe1d07c835 [2019-11-26 02:10:51,158 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/bin/utaipan/data/c5c2b7e58/53eb3978b8c3409599972462e48e7724 [2019-11-26 02:10:51,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:10:51,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:10:51,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:10:51,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:10:51,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:10:51,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:10:51" (1/1) ... [2019-11-26 02:10:51,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad806d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51, skipping insertion in model container [2019-11-26 02:10:51,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:10:51" (1/1) ... [2019-11-26 02:10:51,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:10:51,214 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:10:51,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:10:51,577 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:10:51,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:10:51,713 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:10:51,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51 WrapperNode [2019-11-26 02:10:51,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:10:51,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:10:51,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:10:51,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:10:51,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51" (1/1) ... [2019-11-26 02:10:51,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51" (1/1) ... [2019-11-26 02:10:51,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:10:51,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:10:51,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:10:51,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:10:51,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51" (1/1) ... [2019-11-26 02:10:51,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51" (1/1) ... [2019-11-26 02:10:51,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51" (1/1) ... [2019-11-26 02:10:51,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51" (1/1) ... [2019-11-26 02:10:51,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51" (1/1) ... [2019-11-26 02:10:51,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51" (1/1) ... [2019-11-26 02:10:51,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51" (1/1) ... [2019-11-26 02:10:51,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:10:51,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:10:51,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:10:51,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:10:51,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/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 02:10:51,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:10:51,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:10:51,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:10:51,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:10:53,776 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:10:53,777 INFO L284 CfgBuilder]: Removed 170 assume(true) statements. [2019-11-26 02:10:53,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:10:53 BoogieIcfgContainer [2019-11-26 02:10:53,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:10:53,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:10:53,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:10:53,782 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:10:53,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:10:51" (1/3) ... [2019-11-26 02:10:53,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e05924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:10:53, skipping insertion in model container [2019-11-26 02:10:53,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:10:51" (2/3) ... [2019-11-26 02:10:53,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e05924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:10:53, skipping insertion in model container [2019-11-26 02:10:53,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:10:53" (3/3) ... [2019-11-26 02:10:53,786 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product21.cil.c [2019-11-26 02:10:53,794 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:10:53,800 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-26 02:10:53,810 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-26 02:10:53,831 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:10:53,832 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:10:53,832 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:10:53,832 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:10:53,832 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:10:53,832 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:10:53,833 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:10:53,833 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:10:53,850 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2019-11-26 02:10:53,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-26 02:10:53,860 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:10:53,861 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:10:53,862 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:10:53,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:10:53,867 INFO L82 PathProgramCache]: Analyzing trace with hash -375542822, now seen corresponding path program 1 times [2019-11-26 02:10:53,876 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:10:53,877 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327404191] [2019-11-26 02:10:53,877 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:10:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:54,148 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 02:10:54,149 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327404191] [2019-11-26 02:10:54,149 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:10:54,150 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:10:54,150 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933147461] [2019-11-26 02:10:54,155 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-26 02:10:54,155 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:10:54,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-26 02:10:54,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-26 02:10:54,170 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 2 states. [2019-11-26 02:10:54,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:10:54,188 INFO L93 Difference]: Finished difference Result 50 states and 75 transitions. [2019-11-26 02:10:54,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-26 02:10:54,189 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2019-11-26 02:10:54,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:10:54,199 INFO L225 Difference]: With dead ends: 50 [2019-11-26 02:10:54,199 INFO L226 Difference]: Without dead ends: 24 [2019-11-26 02:10:54,202 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 02:10:54,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-11-26 02:10:54,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-11-26 02:10:54,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-26 02:10:54,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 31 transitions. [2019-11-26 02:10:54,260 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 31 transitions. Word has length 8 [2019-11-26 02:10:54,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:10:54,261 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 31 transitions. [2019-11-26 02:10:54,261 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-26 02:10:54,261 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2019-11-26 02:10:54,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-26 02:10:54,262 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:10:54,262 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:10:54,262 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:10:54,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:10:54,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1579377810, now seen corresponding path program 1 times [2019-11-26 02:10:54,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:10:54,263 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165494542] [2019-11-26 02:10:54,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:10:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:10:54,414 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 02:10:54,415 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165494542] [2019-11-26 02:10:54,415 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:10:54,415 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-26 02:10:54,415 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117691690] [2019-11-26 02:10:54,417 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-26 02:10:54,417 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:10:54,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-26 02:10:54,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-26 02:10:54,418 INFO L87 Difference]: Start difference. First operand 24 states and 31 transitions. Second operand 4 states. [2019-11-26 02:10:54,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:10:54,490 INFO L93 Difference]: Finished difference Result 44 states and 59 transitions. [2019-11-26 02:10:54,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-26 02:10:54,491 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-26 02:10:54,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:10:54,492 INFO L225 Difference]: With dead ends: 44 [2019-11-26 02:10:54,492 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 02:10:54,493 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 02:10:54,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 02:10:54,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 02:10:54,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 02:10:54,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 02:10:54,493 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2019-11-26 02:10:54,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:10:54,493 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 02:10:54,494 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-26 02:10:54,494 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 02:10:54,494 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:10:54,497 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 02:10:54,545 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2019-11-26 02:10:54,545 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-26 02:10:54,546 INFO L444 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2019-11-26 02:10:54,546 INFO L444 ceAbstractionStarter]: For program point L202-2(line 202) no Hoare annotation was computed. [2019-11-26 02:10:54,546 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2019-11-26 02:10:54,546 INFO L440 ceAbstractionStarter]: At program point L176(lines 176 193) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:10:54,546 INFO L440 ceAbstractionStarter]: At program point L176-1(lines 1 947) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:10:54,546 INFO L440 ceAbstractionStarter]: At program point L176-2(lines 176 193) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:10:54,547 INFO L440 ceAbstractionStarter]: At program point L176-3(lines 1 947) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:10:54,547 INFO L440 ceAbstractionStarter]: At program point L176-4(lines 176 193) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:10:54,547 INFO L440 ceAbstractionStarter]: At program point L176-5(lines 1 947) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:10:54,547 INFO L444 ceAbstractionStarter]: For program point L180(lines 180 190) no Hoare annotation was computed. [2019-11-26 02:10:54,547 INFO L444 ceAbstractionStarter]: For program point L180-2(lines 180 190) no Hoare annotation was computed. [2019-11-26 02:10:54,547 INFO L444 ceAbstractionStarter]: For program point L180-4(lines 180 190) no Hoare annotation was computed. [2019-11-26 02:10:54,547 INFO L444 ceAbstractionStarter]: For program point L181(lines 181 187) no Hoare annotation was computed. [2019-11-26 02:10:54,547 INFO L444 ceAbstractionStarter]: For program point L181-2(lines 181 187) no Hoare annotation was computed. [2019-11-26 02:10:54,547 INFO L444 ceAbstractionStarter]: For program point L181-4(lines 181 187) no Hoare annotation was computed. [2019-11-26 02:10:54,548 INFO L440 ceAbstractionStarter]: At program point L712(lines 711 756) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:10:54,548 INFO L440 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:10:54,548 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-26 02:10:54,548 INFO L440 ceAbstractionStarter]: At program point L56(lines 56 60) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:10:54,548 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:10:54,548 INFO L440 ceAbstractionStarter]: At program point L757(lines 710 758) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:10:54,548 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2019-11-26 02:10:54,549 INFO L440 ceAbstractionStarter]: At program point L132(lines 132 139) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:10:54,549 INFO L447 ceAbstractionStarter]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2019-11-26 02:10:54,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:10:54 BoogieIcfgContainer [2019-11-26 02:10:54,565 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:10:54,566 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:10:54,566 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:10:54,566 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:10:54,567 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:10:53" (3/4) ... [2019-11-26 02:10:54,571 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:10:54,598 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 112 nodes and edges [2019-11-26 02:10:54,600 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2019-11-26 02:10:54,601 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 02:10:54,602 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:10:54,604 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:10:54,605 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:10:54,606 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:10:54,755 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1d892990-d01b-4c85-b72e-7fa553e4f6cf/bin/utaipan/witness.graphml [2019-11-26 02:10:54,755 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:10:54,758 INFO L168 Benchmark]: Toolchain (without parser) took 3595.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -153.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:10:54,758 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:10:54,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -185.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:10:54,759 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:10:54,759 INFO L168 Benchmark]: Boogie Preprocessor took 41.88 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. [2019-11-26 02:10:54,759 INFO L168 Benchmark]: RCFGBuilder took 1939.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 906.8 MB in the end (delta: 212.4 MB). Peak memory consumption was 212.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:10:54,760 INFO L168 Benchmark]: TraceAbstraction took 786.42 ms. Allocated memory is still 1.2 GB. Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:10:54,760 INFO L168 Benchmark]: Witness Printer took 189.64 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: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:10:54,762 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 551.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -185.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.88 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. * RCFGBuilder took 1939.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 906.8 MB in the end (delta: 212.4 MB). Peak memory consumption was 212.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 786.42 ms. Allocated memory is still 1.2 GB. Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 189.64 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: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 202]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 202]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 202]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 26 locations, 3 error locations. Result: SAFE, OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 49 SDtfs, 21 SDslu, 10 SDs, 0 SdLazy, 18 SolverSat, 6 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=26occurred 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, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 168 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...