./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/bubble_sort_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loops/bubble_sort_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b59596f519f075436dc724f37897dcc3b0f74afa ........................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 15:55:44,042 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:55:44,043 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:55:44,049 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:55:44,049 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:55:44,050 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:55:44,051 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:55:44,052 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:55:44,052 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:55:44,053 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:55:44,053 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:55:44,053 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:55:44,054 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:55:44,054 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:55:44,055 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:55:44,055 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:55:44,056 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:55:44,057 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:55:44,058 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:55:44,059 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:55:44,059 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:55:44,060 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:55:44,061 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:55:44,061 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:55:44,061 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:55:44,062 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:55:44,062 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:55:44,063 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:55:44,063 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:55:44,064 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:55:44,064 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:55:44,064 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:55:44,065 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:55:44,065 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:55:44,065 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:55:44,066 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:55:44,066 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 15:55:44,073 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:55:44,073 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:55:44,074 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:55:44,074 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 15:55:44,074 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 15:55:44,074 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 15:55:44,075 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 15:55:44,075 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:55:44,075 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:55:44,075 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 15:55:44,075 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:55:44,075 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:55:44,075 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 15:55:44,075 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:55:44,076 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 15:55:44,076 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:55:44,076 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 15:55:44,076 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 15:55:44,076 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 15:55:44,076 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:55:44,076 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 15:55:44,077 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:55:44,077 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 15:55:44,077 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 15:55:44,077 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:55:44,077 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:55:44,077 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 15:55:44,077 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 15:55:44,077 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:55:44,077 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 15:55:44,078 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer 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 -> Automizer 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 -> b59596f519f075436dc724f37897dcc3b0f74afa [2018-12-09 15:55:44,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:55:44,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:55:44,105 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:55:44,105 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:55:44,106 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:55:44,106 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/../../sv-benchmarks/c/loops/bubble_sort_true-unreach-call_true-termination.i [2018-12-09 15:55:44,143 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/data/4136fa9af/a0b51705326c47ebbfc86993e8cc8193/FLAG910ad2df4 [2018-12-09 15:55:44,474 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:55:44,475 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/sv-benchmarks/c/loops/bubble_sort_true-unreach-call_true-termination.i [2018-12-09 15:55:44,478 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/data/4136fa9af/a0b51705326c47ebbfc86993e8cc8193/FLAG910ad2df4 [2018-12-09 15:55:44,486 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/data/4136fa9af/a0b51705326c47ebbfc86993e8cc8193 [2018-12-09 15:55:44,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:55:44,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 15:55:44,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:55:44,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:55:44,491 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:55:44,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:55:44" (1/1) ... [2018-12-09 15:55:44,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47e9f86c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44, skipping insertion in model container [2018-12-09 15:55:44,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:55:44" (1/1) ... [2018-12-09 15:55:44,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:55:44,507 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:55:44,601 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:55:44,606 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:55:44,621 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:55:44,629 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:55:44,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44 WrapperNode [2018-12-09 15:55:44,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:55:44,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 15:55:44,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 15:55:44,630 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 15:55:44,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44" (1/1) ... [2018-12-09 15:55:44,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44" (1/1) ... [2018-12-09 15:55:44,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 15:55:44,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:55:44,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:55:44,645 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:55:44,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44" (1/1) ... [2018-12-09 15:55:44,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44" (1/1) ... [2018-12-09 15:55:44,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44" (1/1) ... [2018-12-09 15:55:44,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44" (1/1) ... [2018-12-09 15:55:44,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44" (1/1) ... [2018-12-09 15:55:44,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44" (1/1) ... [2018-12-09 15:55:44,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44" (1/1) ... [2018-12-09 15:55:44,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:55:44,694 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:55:44,694 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:55:44,694 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:55:44,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/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 [2018-12-09 15:55:44,726 INFO L130 BoogieDeclarations]: Found specification of procedure q1 [2018-12-09 15:55:44,726 INFO L138 BoogieDeclarations]: Found implementation of procedure q1 [2018-12-09 15:55:44,726 INFO L130 BoogieDeclarations]: Found specification of procedure bubblesort [2018-12-09 15:55:44,726 INFO L138 BoogieDeclarations]: Found implementation of procedure bubblesort [2018-12-09 15:55:44,726 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 15:55:44,727 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 15:55:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 15:55:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 15:55:44,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 15:55:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 15:55:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:55:44,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:55:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 15:55:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 15:55:44,863 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:55:44,863 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-09 15:55:44,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:55:44 BoogieIcfgContainer [2018-12-09 15:55:44,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:55:44,864 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 15:55:44,864 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 15:55:44,866 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 15:55:44,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:55:44" (1/3) ... [2018-12-09 15:55:44,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464266bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:55:44, skipping insertion in model container [2018-12-09 15:55:44,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:55:44" (2/3) ... [2018-12-09 15:55:44,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464266bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:55:44, skipping insertion in model container [2018-12-09 15:55:44,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:55:44" (3/3) ... [2018-12-09 15:55:44,868 INFO L112 eAbstractionObserver]: Analyzing ICFG bubble_sort_true-unreach-call_true-termination.i [2018-12-09 15:55:44,874 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 15:55:44,879 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-12-09 15:55:44,889 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-12-09 15:55:44,907 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 15:55:44,907 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 15:55:44,907 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 15:55:44,907 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 15:55:44,907 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 15:55:44,907 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 15:55:44,908 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 15:55:44,908 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 15:55:44,908 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 15:55:44,918 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-12-09 15:55:44,922 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 15:55:44,926 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 40 states. [2018-12-09 15:55:44,964 INFO L451 ceAbstractionStarter]: At program point L60(lines 60 77) the Hoare annotation is: true [2018-12-09 15:55:44,964 INFO L448 ceAbstractionStarter]: For program point L69-2(line 69) no Hoare annotation was computed. [2018-12-09 15:55:44,964 INFO L451 ceAbstractionStarter]: At program point L69-3(line 69) the Hoare annotation is: true [2018-12-09 15:55:44,964 INFO L448 ceAbstractionStarter]: For program point L65(line 65) no Hoare annotation was computed. [2018-12-09 15:55:44,964 INFO L448 ceAbstractionStarter]: For program point L69-4(line 69) no Hoare annotation was computed. [2018-12-09 15:55:44,964 INFO L451 ceAbstractionStarter]: At program point L78(line 78) the Hoare annotation is: true [2018-12-09 15:55:44,964 INFO L448 ceAbstractionStarter]: For program point L78-1(line 78) no Hoare annotation was computed. [2018-12-09 15:55:44,964 INFO L448 ceAbstractionStarter]: For program point L70-2(lines 70 75) no Hoare annotation was computed. [2018-12-09 15:55:44,965 INFO L451 ceAbstractionStarter]: At program point L70-3(lines 70 75) the Hoare annotation is: true [2018-12-09 15:55:44,965 INFO L451 ceAbstractionStarter]: At program point q1ENTRY(lines 53 79) the Hoare annotation is: true [2018-12-09 15:55:44,965 INFO L448 ceAbstractionStarter]: For program point L66-2(line 66) no Hoare annotation was computed. [2018-12-09 15:55:44,965 INFO L451 ceAbstractionStarter]: At program point L66-3(line 66) the Hoare annotation is: true [2018-12-09 15:55:44,965 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-12-09 15:55:44,965 INFO L448 ceAbstractionStarter]: For program point q1FINAL(lines 53 79) no Hoare annotation was computed. [2018-12-09 15:55:44,965 INFO L448 ceAbstractionStarter]: For program point q1EXIT(lines 53 79) no Hoare annotation was computed. [2018-12-09 15:55:44,965 INFO L448 ceAbstractionStarter]: For program point L63-2(line 63) no Hoare annotation was computed. [2018-12-09 15:55:44,965 INFO L451 ceAbstractionStarter]: At program point L63-3(line 63) the Hoare annotation is: true [2018-12-09 15:55:44,965 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 56) no Hoare annotation was computed. [2018-12-09 15:55:44,965 INFO L448 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-12-09 15:55:44,965 INFO L448 ceAbstractionStarter]: For program point L19-2(lines 19 31) no Hoare annotation was computed. [2018-12-09 15:55:44,965 INFO L451 ceAbstractionStarter]: At program point L19-3(lines 19 31) the Hoare annotation is: true [2018-12-09 15:55:44,965 INFO L448 ceAbstractionStarter]: For program point L17-2(lines 17 32) no Hoare annotation was computed. [2018-12-09 15:55:44,965 INFO L451 ceAbstractionStarter]: At program point L17-3(lines 17 32) the Hoare annotation is: true [2018-12-09 15:55:44,966 INFO L448 ceAbstractionStarter]: For program point bubblesortEXIT(lines 13 33) no Hoare annotation was computed. [2018-12-09 15:55:44,966 INFO L448 ceAbstractionStarter]: For program point L17-4(lines 13 33) no Hoare annotation was computed. [2018-12-09 15:55:44,966 INFO L451 ceAbstractionStarter]: At program point bubblesortENTRY(lines 13 33) the Hoare annotation is: true [2018-12-09 15:55:44,966 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. [2018-12-09 15:55:44,966 INFO L448 ceAbstractionStarter]: For program point L22(lines 22 30) no Hoare annotation was computed. [2018-12-09 15:55:44,966 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 15:55:44,966 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 15:55:44,966 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 15:55:44,966 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 15:55:44,966 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-09 15:55:44,966 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 15:55:44,966 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 15:55:44,966 INFO L448 ceAbstractionStarter]: For program point L82-1(line 82) no Hoare annotation was computed. [2018-12-09 15:55:44,966 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 80 84) the Hoare annotation is: true [2018-12-09 15:55:44,967 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 80 84) no Hoare annotation was computed. [2018-12-09 15:55:44,967 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 80 84) no Hoare annotation was computed. [2018-12-09 15:55:44,967 INFO L451 ceAbstractionStarter]: At program point L82(line 82) the Hoare annotation is: true [2018-12-09 15:55:44,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 03:55:44 BoogieIcfgContainer [2018-12-09 15:55:44,972 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 15:55:44,972 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 15:55:44,973 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 15:55:44,973 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 15:55:44,973 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:55:44" (3/4) ... [2018-12-09 15:55:44,975 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 15:55:44,980 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure q1 [2018-12-09 15:55:44,980 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bubblesort [2018-12-09 15:55:44,980 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 15:55:44,981 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 15:55:44,984 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 15:55:44,984 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-09 15:55:44,984 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 15:55:44,984 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 15:55:45,014 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_10656306-79d2-44ad-b2d2-6514c08966fd/bin-2019/uautomizer/witness.graphml [2018-12-09 15:55:45,014 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 15:55:45,015 INFO L168 Benchmark]: Toolchain (without parser) took 526.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 67.1 MB). Free memory was 962.4 MB in the beginning and 1.0 GB in the end (delta: -57.3 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2018-12-09 15:55:45,015 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:55:45,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 141.14 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 15:55:45,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 14.49 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 946.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 15:55:45,016 INFO L168 Benchmark]: Boogie Preprocessor took 48.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 67.1 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -107.5 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-09 15:55:45,016 INFO L168 Benchmark]: RCFGBuilder took 169.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-12-09 15:55:45,017 INFO L168 Benchmark]: TraceAbstraction took 108.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-12-09 15:55:45,017 INFO L168 Benchmark]: Witness Printer took 41.61 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:55:45,018 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 141.14 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 14.49 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 946.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 67.1 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -107.5 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 169.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 108.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * Witness Printer took 41.61 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 40 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 15 NumberOfFragments, 15 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...