./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product01.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_679c7663-2af5-4497-88a1-96b705eb645d/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/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 9c952fe0d024abd1f77bec8afb960521fbb4c1bf ........................................................................................................................................................................................................................................................................................................................................................... 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 01:59:56,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 01:59:56,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 01:59:56,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 01:59:56,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 01:59:56,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 01:59:56,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 01:59:56,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 01:59:56,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 01:59:56,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 01:59:56,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 01:59:56,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 01:59:56,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 01:59:56,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 01:59:56,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 01:59:56,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 01:59:56,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 01:59:56,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 01:59:56,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 01:59:56,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 01:59:56,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 01:59:56,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 01:59:56,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 01:59:56,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 01:59:56,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 01:59:56,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 01:59:56,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 01:59:56,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 01:59:56,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 01:59:56,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 01:59:56,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 01:59:56,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 01:59:56,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 01:59:56,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 01:59:56,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 01:59:56,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 01:59:56,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 01:59:56,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 01:59:56,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 01:59:56,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 01:59:56,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 01:59:56,178 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-26 01:59:56,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 01:59:56,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 01:59:56,191 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 01:59:56,191 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 01:59:56,191 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 01:59:56,192 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 01:59:56,192 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 01:59:56,192 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 01:59:56,192 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 01:59:56,192 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 01:59:56,192 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 01:59:56,193 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 01:59:56,193 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 01:59:56,193 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 01:59:56,193 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 01:59:56,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 01:59:56,194 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 01:59:56,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 01:59:56,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 01:59:56,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 01:59:56,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 01:59:56,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 01:59:56,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 01:59:56,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 01:59:56,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 01:59:56,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 01:59:56,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 01:59:56,196 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 01:59:56,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 01:59:56,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 01:59:56,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 01:59:56,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 01:59:56,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 01:59:56,197 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 01:59:56,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 01:59:56,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 01:59:56,198 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 01:59:56,198 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_679c7663-2af5-4497-88a1-96b705eb645d/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 -> 9c952fe0d024abd1f77bec8afb960521fbb4c1bf [2019-11-26 01:59:56,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 01:59:56,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 01:59:56,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 01:59:56,356 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 01:59:56,356 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 01:59:56,357 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2019-11-26 01:59:56,415 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/bin/utaipan/data/9e629de59/f35fffcbaabd47099aae15c83defd066/FLAGecda94841 [2019-11-26 01:59:56,895 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 01:59:56,897 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2019-11-26 01:59:56,911 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/bin/utaipan/data/9e629de59/f35fffcbaabd47099aae15c83defd066/FLAGecda94841 [2019-11-26 01:59:56,925 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/bin/utaipan/data/9e629de59/f35fffcbaabd47099aae15c83defd066 [2019-11-26 01:59:56,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 01:59:56,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 01:59:56,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 01:59:56,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 01:59:56,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 01:59:56,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:59:56" (1/1) ... [2019-11-26 01:59:56,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268d1770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:56, skipping insertion in model container [2019-11-26 01:59:56,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:59:56" (1/1) ... [2019-11-26 01:59:56,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 01:59:57,003 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 01:59:57,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 01:59:57,315 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 01:59:57,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 01:59:57,405 INFO L205 MainTranslator]: Completed translation [2019-11-26 01:59:57,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57 WrapperNode [2019-11-26 01:59:57,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 01:59:57,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 01:59:57,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 01:59:57,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 01:59:57,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57" (1/1) ... [2019-11-26 01:59:57,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57" (1/1) ... [2019-11-26 01:59:57,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 01:59:57,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 01:59:57,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 01:59:57,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 01:59:57,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57" (1/1) ... [2019-11-26 01:59:57,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57" (1/1) ... [2019-11-26 01:59:57,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57" (1/1) ... [2019-11-26 01:59:57,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57" (1/1) ... [2019-11-26 01:59:57,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57" (1/1) ... [2019-11-26 01:59:57,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57" (1/1) ... [2019-11-26 01:59:57,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57" (1/1) ... [2019-11-26 01:59:57,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 01:59:57,542 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 01:59:57,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 01:59:57,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 01:59:57,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/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 01:59:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 01:59:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 01:59:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 01:59:57,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 01:59:58,864 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 01:59:58,864 INFO L284 CfgBuilder]: Removed 68 assume(true) statements. [2019-11-26 01:59:58,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:59:58 BoogieIcfgContainer [2019-11-26 01:59:58,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 01:59:58,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 01:59:58,866 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 01:59:58,869 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 01:59:58,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 01:59:56" (1/3) ... [2019-11-26 01:59:58,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3568bf00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 01:59:58, skipping insertion in model container [2019-11-26 01:59:58,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:59:57" (2/3) ... [2019-11-26 01:59:58,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3568bf00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 01:59:58, skipping insertion in model container [2019-11-26 01:59:58,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:59:58" (3/3) ... [2019-11-26 01:59:58,877 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product01.cil.c [2019-11-26 01:59:58,885 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 01:59:58,892 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-26 01:59:58,902 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-26 01:59:58,927 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 01:59:58,927 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 01:59:58,927 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 01:59:58,927 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 01:59:58,927 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 01:59:58,928 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 01:59:58,928 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 01:59:58,928 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 01:59:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2019-11-26 01:59:58,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-26 01:59:58,951 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 01:59:58,951 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 01:59:58,952 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 01:59:58,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 01:59:58,957 INFO L82 PathProgramCache]: Analyzing trace with hash -2057402021, now seen corresponding path program 1 times [2019-11-26 01:59:58,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 01:59:58,967 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249322988] [2019-11-26 01:59:58,967 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 01:59:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 01:59:59,275 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 01:59:59,276 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249322988] [2019-11-26 01:59:59,276 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 01:59:59,276 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-26 01:59:59,277 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624050803] [2019-11-26 01:59:59,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 01:59:59,281 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 01:59:59,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 01:59:59,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 01:59:59,295 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 3 states. [2019-11-26 01:59:59,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 01:59:59,374 INFO L93 Difference]: Finished difference Result 68 states and 105 transitions. [2019-11-26 01:59:59,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 01:59:59,376 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-11-26 01:59:59,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 01:59:59,387 INFO L225 Difference]: With dead ends: 68 [2019-11-26 01:59:59,388 INFO L226 Difference]: Without dead ends: 40 [2019-11-26 01:59:59,393 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 01:59:59,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2019-11-26 01:59:59,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2019-11-26 01:59:59,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2019-11-26 01:59:59,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 54 transitions. [2019-11-26 01:59:59,442 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 54 transitions. Word has length 8 [2019-11-26 01:59:59,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 01:59:59,442 INFO L462 AbstractCegarLoop]: Abstraction has 40 states and 54 transitions. [2019-11-26 01:59:59,442 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 01:59:59,443 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 54 transitions. [2019-11-26 01:59:59,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 01:59:59,444 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 01:59:59,445 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1] [2019-11-26 01:59:59,445 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 01:59:59,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 01:59:59,446 INFO L82 PathProgramCache]: Analyzing trace with hash 1230376686, now seen corresponding path program 1 times [2019-11-26 01:59:59,446 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 01:59:59,446 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553775389] [2019-11-26 01:59:59,446 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 01:59:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 01:59:59,617 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-26 01:59:59,617 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553775389] [2019-11-26 01:59:59,617 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 01:59:59,618 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-26 01:59:59,618 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781794721] [2019-11-26 01:59:59,619 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-26 01:59:59,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 01:59:59,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-26 01:59:59,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-26 01:59:59,620 INFO L87 Difference]: Start difference. First operand 40 states and 54 transitions. Second operand 4 states. [2019-11-26 01:59:59,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 01:59:59,672 INFO L93 Difference]: Finished difference Result 60 states and 82 transitions. [2019-11-26 01:59:59,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-26 01:59:59,673 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-11-26 01:59:59,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 01:59:59,674 INFO L225 Difference]: With dead ends: 60 [2019-11-26 01:59:59,674 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 01:59:59,675 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 01:59:59,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 01:59:59,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 01:59:59,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 01:59:59,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 01:59:59,676 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-26 01:59:59,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 01:59:59,676 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 01:59:59,676 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-26 01:59:59,677 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 01:59:59,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 01:59:59,681 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 01:59:59,779 INFO L444 ceAbstractionStarter]: For program point L382(lines 382 392) no Hoare annotation was computed. [2019-11-26 01:59:59,779 INFO L444 ceAbstractionStarter]: For program point L382-2(lines 382 392) no Hoare annotation was computed. [2019-11-26 01:59:59,779 INFO L444 ceAbstractionStarter]: For program point L382-4(lines 382 392) no Hoare annotation was computed. [2019-11-26 01:59:59,779 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 851) no Hoare annotation was computed. [2019-11-26 01:59:59,780 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 389) no Hoare annotation was computed. [2019-11-26 01:59:59,780 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-26 01:59:59,780 INFO L444 ceAbstractionStarter]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2019-11-26 01:59:59,780 INFO L444 ceAbstractionStarter]: For program point L383-4(lines 383 389) no Hoare annotation was computed. [2019-11-26 01:59:59,780 INFO L440 ceAbstractionStarter]: At program point L170(lines 169 214) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 01:59:59,781 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 01:59:59,781 INFO L444 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2019-11-26 01:59:59,781 INFO L444 ceAbstractionStarter]: For program point L851-1(line 851) no Hoare annotation was computed. [2019-11-26 01:59:59,781 INFO L444 ceAbstractionStarter]: For program point L851-2(line 851) no Hoare annotation was computed. [2019-11-26 01:59:59,781 INFO L440 ceAbstractionStarter]: At program point L273-2(lines 273 287) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 01:59:59,781 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 851) no Hoare annotation was computed. [2019-11-26 01:59:59,782 INFO L440 ceAbstractionStarter]: At program point L277(lines 277 281) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 01:59:59,782 INFO L440 ceAbstractionStarter]: At program point L378(lines 378 395) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 01:59:59,782 INFO L440 ceAbstractionStarter]: At program point L378-1(lines 1 854) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 01:59:59,782 INFO L440 ceAbstractionStarter]: At program point L378-2(lines 378 395) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 01:59:59,782 INFO L440 ceAbstractionStarter]: At program point L378-3(lines 1 854) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 01:59:59,782 INFO L440 ceAbstractionStarter]: At program point L378-4(lines 378 395) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 01:59:59,783 INFO L440 ceAbstractionStarter]: At program point L378-5(lines 1 854) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 01:59:59,783 INFO L440 ceAbstractionStarter]: At program point L346(lines 346 353) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 01:59:59,783 INFO L447 ceAbstractionStarter]: At program point L346-1(lines 346 353) the Hoare annotation is: true [2019-11-26 01:59:59,783 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 851) no Hoare annotation was computed. [2019-11-26 01:59:59,783 INFO L440 ceAbstractionStarter]: At program point L215(lines 168 216) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 01:59:59,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 01:59:59 BoogieIcfgContainer [2019-11-26 01:59:59,800 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 01:59:59,801 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 01:59:59,801 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 01:59:59,801 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 01:59:59,802 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:59:58" (3/4) ... [2019-11-26 01:59:59,805 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 01:59:59,834 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2019-11-26 01:59:59,835 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2019-11-26 01:59:59,836 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-26 01:59:59,836 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 01:59:59,837 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 01:59:59,837 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 01:59:59,838 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 01:59:59,940 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_679c7663-2af5-4497-88a1-96b705eb645d/bin/utaipan/witness.graphml [2019-11-26 01:59:59,941 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 01:59:59,943 INFO L168 Benchmark]: Toolchain (without parser) took 3012.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 946.1 MB in the beginning and 961.1 MB in the end (delta: -15.0 MB). Peak memory consumption was 130.7 MB. Max. memory is 11.5 GB. [2019-11-26 01:59:59,943 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 01:59:59,944 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-26 01:59:59,944 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.16 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-26 01:59:59,944 INFO L168 Benchmark]: Boogie Preprocessor took 44.86 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 01:59:59,945 INFO L168 Benchmark]: RCFGBuilder took 1323.55 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: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. [2019-11-26 01:59:59,945 INFO L168 Benchmark]: TraceAbstraction took 934.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 971.8 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. [2019-11-26 01:59:59,945 INFO L168 Benchmark]: Witness Printer took 140.02 ms. Allocated memory is still 1.2 GB. Free memory was 971.8 MB in the beginning and 961.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-26 01:59:59,947 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 471.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 90.16 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.86 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. * RCFGBuilder took 1323.55 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: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 934.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 971.8 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. * Witness Printer took 140.02 ms. Allocated memory is still 1.2 GB. Free memory was 971.8 MB in the beginning and 961.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 851]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 851]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 851]: 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: 273]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 26 locations, 3 error locations. Result: SAFE, OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 46 SDtfs, 36 SDslu, 29 SDs, 0 SdLazy, 27 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=1, 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, 32 NumberOfFragments, 79 HoareAnnotationTreeSize, 13 FomulaSimplifications, 98 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 431 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 5/5 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...