./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product16.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_e048edef-cc26-45cc-9b29-bf1ca699d1f0/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product16.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/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 d073e73520d645b8f7658ef35479d738282f57bd ........................................................................................................................................................................................................................................................................................................................................................... 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 02:31:21,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:31:21,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:31:21,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:31:21,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:31:21,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:31:21,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:31:21,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:31:21,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:31:21,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:31:21,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:31:21,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:31:21,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:31:21,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:31:21,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:31:21,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:31:21,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:31:21,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:31:21,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:31:21,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:31:21,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:31:21,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:31:21,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:31:21,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:31:21,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:31:21,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:31:21,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:31:21,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:31:21,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:31:21,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:31:21,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:31:21,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:31:21,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:31:21,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:31:21,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:31:21,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:31:21,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:31:21,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:31:21,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:31:21,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:31:21,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:31:21,939 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-26 02:31:21,963 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:31:21,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:31:21,964 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:31:21,964 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:31:21,964 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:31:21,964 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:31:21,964 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:31:21,965 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:31:21,965 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:31:21,965 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:31:21,965 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:31:21,965 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:31:21,966 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:31:21,966 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:31:21,966 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:31:21,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:31:21,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:31:21,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:31:21,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:31:21,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:31:21,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:31:21,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:31:21,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:31:21,968 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:31:21,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:31:21,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:31:21,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:31:21,969 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:31:21,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:31:21,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:31:21,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:31:21,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:31:21,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:31:21,970 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:31:21,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:31:21,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:31:21,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:31:21,970 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_e048edef-cc26-45cc-9b29-bf1ca699d1f0/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 -> d073e73520d645b8f7658ef35479d738282f57bd [2019-11-26 02:31:22,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:31:22,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:31:22,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:31:22,159 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:31:22,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:31:22,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product16.cil.c [2019-11-26 02:31:22,215 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/bin/utaipan/data/fd507f395/e9b3677927d14072955592c187a39a9d/FLAGcdd10935d [2019-11-26 02:31:22,705 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:31:22,706 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/sv-benchmarks/c/product-lines/minepump_spec2_product16.cil.c [2019-11-26 02:31:22,722 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/bin/utaipan/data/fd507f395/e9b3677927d14072955592c187a39a9d/FLAGcdd10935d [2019-11-26 02:31:23,043 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/bin/utaipan/data/fd507f395/e9b3677927d14072955592c187a39a9d [2019-11-26 02:31:23,046 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:31:23,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:31:23,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:31:23,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:31:23,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:31:23,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:31:23" (1/1) ... [2019-11-26 02:31:23,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e7e641a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23, skipping insertion in model container [2019-11-26 02:31:23,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:31:23" (1/1) ... [2019-11-26 02:31:23,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:31:23,120 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:31:23,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:31:23,515 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:31:23,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:31:23,623 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:31:23,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23 WrapperNode [2019-11-26 02:31:23,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:31:23,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:31:23,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:31:23,625 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:31:23,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23" (1/1) ... [2019-11-26 02:31:23,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23" (1/1) ... [2019-11-26 02:31:23,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:31:23,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:31:23,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:31:23,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:31:23,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23" (1/1) ... [2019-11-26 02:31:23,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23" (1/1) ... [2019-11-26 02:31:23,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23" (1/1) ... [2019-11-26 02:31:23,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23" (1/1) ... [2019-11-26 02:31:23,716 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23" (1/1) ... [2019-11-26 02:31:23,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23" (1/1) ... [2019-11-26 02:31:23,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23" (1/1) ... [2019-11-26 02:31:23,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:31:23,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:31:23,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:31:23,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:31:23,741 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/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 02:31:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:31:23,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:31:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:31:23,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:31:25,105 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:31:25,106 INFO L284 CfgBuilder]: Removed 104 assume(true) statements. [2019-11-26 02:31:25,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:31:25 BoogieIcfgContainer [2019-11-26 02:31:25,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:31:25,108 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:31:25,108 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:31:25,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:31:25,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:31:23" (1/3) ... [2019-11-26 02:31:25,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b311cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:31:25, skipping insertion in model container [2019-11-26 02:31:25,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:31:23" (2/3) ... [2019-11-26 02:31:25,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b311cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:31:25, skipping insertion in model container [2019-11-26 02:31:25,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:31:25" (3/3) ... [2019-11-26 02:31:25,115 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product16.cil.c [2019-11-26 02:31:25,124 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:31:25,130 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-26 02:31:25,142 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-26 02:31:25,164 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:31:25,164 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:31:25,164 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:31:25,165 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:31:25,165 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:31:25,165 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:31:25,165 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:31:25,165 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:31:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2019-11-26 02:31:25,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-26 02:31:25,191 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:31:25,192 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:31:25,193 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:31:25,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:31:25,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1047483139, now seen corresponding path program 1 times [2019-11-26 02:31:25,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:31:25,208 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176532793] [2019-11-26 02:31:25,209 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:31:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:31:25,547 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 02:31:25,547 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176532793] [2019-11-26 02:31:25,548 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:31:25,548 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-26 02:31:25,549 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805110042] [2019-11-26 02:31:25,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:31:25,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:31:25,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:31:25,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:31:25,570 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 3 states. [2019-11-26 02:31:25,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:31:25,646 INFO L93 Difference]: Finished difference Result 68 states and 105 transitions. [2019-11-26 02:31:25,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:31:25,647 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-11-26 02:31:25,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:31:25,656 INFO L225 Difference]: With dead ends: 68 [2019-11-26 02:31:25,656 INFO L226 Difference]: Without dead ends: 40 [2019-11-26 02:31:25,659 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 02:31:25,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2019-11-26 02:31:25,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2019-11-26 02:31:25,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2019-11-26 02:31:25,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 54 transitions. [2019-11-26 02:31:25,694 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 54 transitions. Word has length 8 [2019-11-26 02:31:25,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:31:25,695 INFO L462 AbstractCegarLoop]: Abstraction has 40 states and 54 transitions. [2019-11-26 02:31:25,695 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:31:25,695 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 54 transitions. [2019-11-26 02:31:25,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:31:25,696 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:31:25,696 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1] [2019-11-26 02:31:25,696 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:31:25,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:31:25,697 INFO L82 PathProgramCache]: Analyzing trace with hash 2111036275, now seen corresponding path program 1 times [2019-11-26 02:31:25,697 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:31:25,697 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512778282] [2019-11-26 02:31:25,698 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:31:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:31:25,847 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 02:31:25,847 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512778282] [2019-11-26 02:31:25,848 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:31:25,848 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-26 02:31:25,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606017688] [2019-11-26 02:31:25,849 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-26 02:31:25,850 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:31:25,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-26 02:31:25,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-26 02:31:25,850 INFO L87 Difference]: Start difference. First operand 40 states and 54 transitions. Second operand 4 states. [2019-11-26 02:31:25,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:31:25,913 INFO L93 Difference]: Finished difference Result 60 states and 82 transitions. [2019-11-26 02:31:25,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-26 02:31:25,914 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-11-26 02:31:25,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:31:25,914 INFO L225 Difference]: With dead ends: 60 [2019-11-26 02:31:25,914 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 02:31:25,915 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 02:31:25,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 02:31:25,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 02:31:25,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 02:31:25,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 02:31:25,916 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-26 02:31:25,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:31:25,917 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 02:31:25,917 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-26 02:31:25,917 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 02:31:25,917 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:31:25,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 02:31:26,083 INFO L444 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-26 02:31:26,083 INFO L444 ceAbstractionStarter]: For program point L448-1(line 448) no Hoare annotation was computed. [2019-11-26 02:31:26,084 INFO L444 ceAbstractionStarter]: For program point L448-2(line 448) no Hoare annotation was computed. [2019-11-26 02:31:26,084 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 448) no Hoare annotation was computed. [2019-11-26 02:31:26,084 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-26 02:31:26,084 INFO L440 ceAbstractionStarter]: At program point L879(lines 828 880) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 02:31:26,085 INFO L440 ceAbstractionStarter]: At program point L830(lines 829 878) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 02:31:26,085 INFO L440 ceAbstractionStarter]: At program point L551-2(lines 551 565) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 02:31:26,085 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:31:26,085 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 448) no Hoare annotation was computed. [2019-11-26 02:31:26,085 INFO L440 ceAbstractionStarter]: At program point L555(lines 555 559) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 02:31:26,085 INFO L440 ceAbstractionStarter]: At program point L905(lines 905 922) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 02:31:26,086 INFO L440 ceAbstractionStarter]: At program point L905-1(lines 1 925) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 02:31:26,086 INFO L440 ceAbstractionStarter]: At program point L905-2(lines 905 922) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 02:31:26,086 INFO L440 ceAbstractionStarter]: At program point L905-3(lines 1 925) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 02:31:26,086 INFO L440 ceAbstractionStarter]: At program point L905-4(lines 905 922) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 02:31:26,086 INFO L440 ceAbstractionStarter]: At program point L905-5(lines 1 925) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 02:31:26,087 INFO L440 ceAbstractionStarter]: At program point L626(lines 626 633) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-26 02:31:26,087 INFO L447 ceAbstractionStarter]: At program point L626-1(lines 626 633) the Hoare annotation is: true [2019-11-26 02:31:26,087 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 448) no Hoare annotation was computed. [2019-11-26 02:31:26,087 INFO L444 ceAbstractionStarter]: For program point L909(lines 909 919) no Hoare annotation was computed. [2019-11-26 02:31:26,087 INFO L444 ceAbstractionStarter]: For program point L909-2(lines 909 919) no Hoare annotation was computed. [2019-11-26 02:31:26,087 INFO L444 ceAbstractionStarter]: For program point L909-4(lines 909 919) no Hoare annotation was computed. [2019-11-26 02:31:26,087 INFO L444 ceAbstractionStarter]: For program point L910(lines 910 916) no Hoare annotation was computed. [2019-11-26 02:31:26,088 INFO L444 ceAbstractionStarter]: For program point L910-2(lines 910 916) no Hoare annotation was computed. [2019-11-26 02:31:26,088 INFO L444 ceAbstractionStarter]: For program point L910-4(lines 910 916) no Hoare annotation was computed. [2019-11-26 02:31:26,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:31:26 BoogieIcfgContainer [2019-11-26 02:31:26,100 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:31:26,101 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:31:26,101 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:31:26,101 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:31:26,102 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:31:25" (3/4) ... [2019-11-26 02:31:26,105 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:31:26,121 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 80 nodes and edges [2019-11-26 02:31:26,122 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-11-26 02:31:26,123 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 02:31:26,123 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:31:26,124 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:31:26,125 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:31:26,126 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:31:26,221 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e048edef-cc26-45cc-9b29-bf1ca699d1f0/bin/utaipan/witness.graphml [2019-11-26 02:31:26,221 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:31:26,223 INFO L168 Benchmark]: Toolchain (without parser) took 3176.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 950.1 MB in the beginning and 964.7 MB in the end (delta: -14.6 MB). Peak memory consumption was 167.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:31:26,224 INFO L168 Benchmark]: CDTParser took 0.22 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 02:31:26,224 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -216.5 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:31:26,225 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.90 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:31:26,225 INFO L168 Benchmark]: Boogie Preprocessor took 45.68 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 02:31:26,225 INFO L168 Benchmark]: RCFGBuilder took 1366.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 120.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:31:26,226 INFO L168 Benchmark]: TraceAbstraction took 992.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 970.0 MB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:31:26,226 INFO L168 Benchmark]: Witness Printer took 120.65 ms. Allocated memory is still 1.2 GB. Free memory was 970.0 MB in the beginning and 964.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:31:26,228 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 572.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -216.5 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.90 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.68 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 1366.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 120.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 992.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 970.0 MB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. * Witness Printer took 120.65 ms. Allocated memory is still 1.2 GB. Free memory was 970.0 MB in the beginning and 964.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 448]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 448]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 448]: 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 && 0 == methAndRunningLastTime - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 828]: 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: 0.9s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 46 SDtfs, 34 SDslu, 29 SDs, 0 SdLazy, 27 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 4 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, 77 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 383 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...