./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product23.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_136c04b8-fe73-4d42-897f-2d0cb496c475/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product23.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/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 ae183694bf4bf570adbc8e6a3fd448131967b766 ........................................................................................................................................................................................................................................................................................................................................................... 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 02:51:20,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:51:20,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:51:20,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:51:20,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:51:20,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:51:20,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:51:20,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:51:20,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:51:20,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:51:20,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:51:20,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:51:20,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:51:20,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:51:20,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:51:20,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:51:20,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:51:20,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:51:20,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:51:20,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:51:20,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:51:20,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:51:20,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:51:20,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:51:20,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:51:20,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:51:20,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:51:20,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:51:20,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:51:20,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:51:20,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:51:20,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:51:20,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:51:20,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:51:20,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:51:20,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:51:20,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:51:20,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:51:20,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:51:20,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:51:20,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:51:20,247 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-26 02:51:20,271 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:51:20,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:51:20,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:51:20,282 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:51:20,282 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:51:20,282 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:51:20,282 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:51:20,282 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:51:20,283 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:51:20,283 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:51:20,283 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:51:20,283 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:51:20,284 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:51:20,284 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:51:20,284 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:51:20,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:51:20,285 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:51:20,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:51:20,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:51:20,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:51:20,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:51:20,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:51:20,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:51:20,287 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:51:20,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:51:20,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:51:20,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:51:20,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:51:20,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:51:20,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:51:20,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:51:20,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:51:20,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:51:20,289 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:51:20,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:51:20,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:51:20,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:51:20,290 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_136c04b8-fe73-4d42-897f-2d0cb496c475/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 -> ae183694bf4bf570adbc8e6a3fd448131967b766 [2019-11-26 02:51:20,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:51:20,456 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:51:20,458 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:51:20,460 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:51:20,460 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:51:20,461 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product23.cil.c [2019-11-26 02:51:20,506 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/bin/utaipan/data/520bf435b/4ff30c93deb84a999ea8abffa840685a/FLAGd9f764a3e [2019-11-26 02:51:21,004 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:51:21,006 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/sv-benchmarks/c/product-lines/minepump_spec5_product23.cil.c [2019-11-26 02:51:21,027 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/bin/utaipan/data/520bf435b/4ff30c93deb84a999ea8abffa840685a/FLAGd9f764a3e [2019-11-26 02:51:21,540 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/bin/utaipan/data/520bf435b/4ff30c93deb84a999ea8abffa840685a [2019-11-26 02:51:21,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:51:21,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:51:21,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:51:21,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:51:21,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:51:21,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:51:21" (1/1) ... [2019-11-26 02:51:21,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75eeefb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:21, skipping insertion in model container [2019-11-26 02:51:21,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:51:21" (1/1) ... [2019-11-26 02:51:21,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:51:21,611 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:51:22,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:51:22,063 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:51:22,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:51:22,176 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:51:22,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22 WrapperNode [2019-11-26 02:51:22,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:51:22,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:51:22,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:51:22,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:51:22,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22" (1/1) ... [2019-11-26 02:51:22,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22" (1/1) ... [2019-11-26 02:51:22,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:51:22,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:51:22,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:51:22,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:51:22,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22" (1/1) ... [2019-11-26 02:51:22,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22" (1/1) ... [2019-11-26 02:51:22,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22" (1/1) ... [2019-11-26 02:51:22,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22" (1/1) ... [2019-11-26 02:51:22,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22" (1/1) ... [2019-11-26 02:51:22,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22" (1/1) ... [2019-11-26 02:51:22,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22" (1/1) ... [2019-11-26 02:51:22,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:51:22,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:51:22,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:51:22,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:51:22,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/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 02:51:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:51:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:51:22,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:51:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:51:24,227 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:51:24,228 INFO L284 CfgBuilder]: Removed 174 assume(true) statements. [2019-11-26 02:51:24,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:51:24 BoogieIcfgContainer [2019-11-26 02:51:24,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:51:24,230 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:51:24,230 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:51:24,235 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:51:24,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:51:21" (1/3) ... [2019-11-26 02:51:24,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba6afae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:51:24, skipping insertion in model container [2019-11-26 02:51:24,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:51:22" (2/3) ... [2019-11-26 02:51:24,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba6afae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:51:24, skipping insertion in model container [2019-11-26 02:51:24,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:51:24" (3/3) ... [2019-11-26 02:51:24,239 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product23.cil.c [2019-11-26 02:51:24,245 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:51:24,250 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-26 02:51:24,260 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-26 02:51:24,279 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:51:24,280 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:51:24,280 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:51:24,280 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:51:24,280 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:51:24,280 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:51:24,280 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:51:24,281 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:51:24,294 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2019-11-26 02:51:24,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-26 02:51:24,299 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:51:24,299 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:51:24,300 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:51:24,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:51:24,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1600908330, now seen corresponding path program 1 times [2019-11-26 02:51:24,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:51:24,312 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345020100] [2019-11-26 02:51:24,312 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:51:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:51:24,539 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 02:51:24,540 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345020100] [2019-11-26 02:51:24,541 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:51:24,541 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:51:24,542 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015381129] [2019-11-26 02:51:24,547 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-26 02:51:24,547 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:51:24,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-26 02:51:24,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-26 02:51:24,562 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 2 states. [2019-11-26 02:51:24,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:51:24,577 INFO L93 Difference]: Finished difference Result 50 states and 75 transitions. [2019-11-26 02:51:24,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-26 02:51:24,578 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2019-11-26 02:51:24,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:51:24,585 INFO L225 Difference]: With dead ends: 50 [2019-11-26 02:51:24,585 INFO L226 Difference]: Without dead ends: 24 [2019-11-26 02:51:24,587 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 02:51:24,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-11-26 02:51:24,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-11-26 02:51:24,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-26 02:51:24,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 31 transitions. [2019-11-26 02:51:24,614 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 31 transitions. Word has length 8 [2019-11-26 02:51:24,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:51:24,614 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 31 transitions. [2019-11-26 02:51:24,614 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-26 02:51:24,615 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2019-11-26 02:51:24,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-26 02:51:24,615 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:51:24,615 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:51:24,616 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:51:24,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:51:24,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1036112086, now seen corresponding path program 1 times [2019-11-26 02:51:24,616 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:51:24,617 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47239249] [2019-11-26 02:51:24,617 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:51:24,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:51:24,906 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 02:51:24,906 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47239249] [2019-11-26 02:51:24,907 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:51:24,907 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-26 02:51:24,907 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576020247] [2019-11-26 02:51:24,908 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-26 02:51:24,908 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:51:24,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-26 02:51:24,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-26 02:51:24,909 INFO L87 Difference]: Start difference. First operand 24 states and 31 transitions. Second operand 4 states. [2019-11-26 02:51:24,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:51:24,977 INFO L93 Difference]: Finished difference Result 44 states and 59 transitions. [2019-11-26 02:51:24,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-26 02:51:24,977 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-26 02:51:24,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:51:24,978 INFO L225 Difference]: With dead ends: 44 [2019-11-26 02:51:24,978 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 02:51:24,979 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 02:51:24,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 02:51:24,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 02:51:24,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 02:51:24,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 02:51:24,980 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2019-11-26 02:51:24,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:51:24,980 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 02:51:24,980 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-26 02:51:24,980 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 02:51:24,980 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:51:24,984 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 02:51:25,031 INFO L440 ceAbstractionStarter]: At program point L828(lines 827 874) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:51:25,031 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-26 02:51:25,031 INFO L440 ceAbstractionStarter]: At program point L601(lines 601 608) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:51:25,032 INFO L447 ceAbstractionStarter]: At program point L601-1(lines 601 608) the Hoare annotation is: true [2019-11-26 02:51:25,032 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-26 02:51:25,032 INFO L444 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-11-26 02:51:25,032 INFO L444 ceAbstractionStarter]: For program point L410-1(line 410) no Hoare annotation was computed. [2019-11-26 02:51:25,032 INFO L444 ceAbstractionStarter]: For program point L410-2(line 410) no Hoare annotation was computed. [2019-11-26 02:51:25,032 INFO L440 ceAbstractionStarter]: At program point L875(lines 826 876) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:51:25,032 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-26 02:51:25,033 INFO L440 ceAbstractionStarter]: At program point L946(lines 946 963) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:51:25,033 INFO L440 ceAbstractionStarter]: At program point L946-1(lines 1 966) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:51:25,033 INFO L440 ceAbstractionStarter]: At program point L946-2(lines 946 963) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:51:25,033 INFO L440 ceAbstractionStarter]: At program point L946-3(lines 1 966) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:51:25,033 INFO L440 ceAbstractionStarter]: At program point L946-4(lines 946 963) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:51:25,033 INFO L440 ceAbstractionStarter]: At program point L946-5(lines 1 966) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:51:25,033 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:51:25,033 INFO L444 ceAbstractionStarter]: For program point L950(lines 950 960) no Hoare annotation was computed. [2019-11-26 02:51:25,033 INFO L444 ceAbstractionStarter]: For program point L950-2(lines 950 960) no Hoare annotation was computed. [2019-11-26 02:51:25,034 INFO L444 ceAbstractionStarter]: For program point L950-4(lines 950 960) no Hoare annotation was computed. [2019-11-26 02:51:25,034 INFO L444 ceAbstractionStarter]: For program point L951(lines 951 957) no Hoare annotation was computed. [2019-11-26 02:51:25,034 INFO L444 ceAbstractionStarter]: For program point L951-2(lines 951 957) no Hoare annotation was computed. [2019-11-26 02:51:25,034 INFO L444 ceAbstractionStarter]: For program point L951-4(lines 951 957) no Hoare annotation was computed. [2019-11-26 02:51:25,034 INFO L440 ceAbstractionStarter]: At program point L523-2(lines 523 537) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:51:25,034 INFO L440 ceAbstractionStarter]: At program point L527(lines 527 531) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-26 02:51:25,034 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-26 02:51:25,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:51:25 BoogieIcfgContainer [2019-11-26 02:51:25,053 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:51:25,054 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:51:25,055 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:51:25,055 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:51:25,056 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:51:24" (3/4) ... [2019-11-26 02:51:25,060 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:51:25,091 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 105 nodes and edges [2019-11-26 02:51:25,093 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2019-11-26 02:51:25,094 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-26 02:51:25,095 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:51:25,096 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:51:25,097 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:51:25,099 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:51:25,192 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_136c04b8-fe73-4d42-897f-2d0cb496c475/bin/utaipan/witness.graphml [2019-11-26 02:51:25,193 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:51:25,194 INFO L168 Benchmark]: Toolchain (without parser) took 3650.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.6 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:51:25,195 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 02:51:25,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.6 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -244.7 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:51:25,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:51:25,196 INFO L168 Benchmark]: Boogie Preprocessor took 43.32 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 02:51:25,196 INFO L168 Benchmark]: RCFGBuilder took 1940.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 961.0 MB in the end (delta: 223.0 MB). Peak memory consumption was 223.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:51:25,196 INFO L168 Benchmark]: TraceAbstraction took 823.48 ms. Allocated memory is still 1.2 GB. Free memory was 961.0 MB in the beginning and 1.1 GB in the end (delta: -188.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:51:25,197 INFO L168 Benchmark]: Witness Printer took 138.56 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: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:51:25,199 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 632.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.6 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -244.7 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.32 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. * RCFGBuilder took 1940.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 961.0 MB in the end (delta: 223.0 MB). Peak memory consumption was 223.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 823.48 ms. Allocated memory is still 1.2 GB. Free memory was 961.0 MB in the beginning and 1.1 GB in the end (delta: -188.5 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 138.56 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: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: 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: 601]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 527]: 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, 91 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 210 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...