./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/bubble_sort-1.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops/bubble_sort-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 121046493a5b65b32f3b8bf8adee655ff03b45acd38f0a8519ee3c99065fa840 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 16:58:21,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 16:58:21,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 16:58:21,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 16:58:21,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 16:58:21,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 16:58:21,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 16:58:21,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 16:58:21,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 16:58:21,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 16:58:21,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 16:58:21,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 16:58:21,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 16:58:21,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 16:58:21,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 16:58:21,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 16:58:21,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 16:58:21,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 16:58:21,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 16:58:21,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 16:58:21,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 16:58:21,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 16:58:21,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 16:58:21,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 16:58:21,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 16:58:21,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 16:58:21,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 16:58:21,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 16:58:21,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 16:58:21,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 16:58:21,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 16:58:21,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 16:58:21,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 16:58:21,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 16:58:21,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 16:58:21,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 16:58:21,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 16:58:21,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 16:58:21,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 16:58:21,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 16:58:21,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 16:58:21,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 16:58:21,969 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 16:58:21,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 16:58:21,970 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 16:58:21,970 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 16:58:21,971 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 16:58:21,971 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 16:58:21,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 16:58:21,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 16:58:21,972 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 16:58:21,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 16:58:21,973 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 16:58:21,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 16:58:21,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 16:58:21,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 16:58:21,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 16:58:21,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 16:58:21,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 16:58:21,974 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 16:58:21,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 16:58:21,975 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 16:58:21,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 16:58:21,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 16:58:21,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 16:58:21,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 16:58:21,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:58:21,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 16:58:21,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 16:58:21,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 16:58:21,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 16:58:21,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 16:58:21,978 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 16:58:21,978 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 16:58:21,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 16:58:21,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 121046493a5b65b32f3b8bf8adee655ff03b45acd38f0a8519ee3c99065fa840 [2022-02-20 16:58:22,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 16:58:22,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 16:58:22,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 16:58:22,206 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 16:58:22,207 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 16:58:22,208 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/bubble_sort-1.c [2022-02-20 16:58:22,269 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b8a1d61/7bb5f799e9074ced96882e977dae4717/FLAG735d213ca [2022-02-20 16:58:22,686 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 16:58:22,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/bubble_sort-1.c [2022-02-20 16:58:22,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b8a1d61/7bb5f799e9074ced96882e977dae4717/FLAG735d213ca [2022-02-20 16:58:23,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b8a1d61/7bb5f799e9074ced96882e977dae4717 [2022-02-20 16:58:23,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 16:58:23,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 16:58:23,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 16:58:23,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 16:58:23,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 16:58:23,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@385128e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23, skipping insertion in model container [2022-02-20 16:58:23,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 16:58:23,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 16:58:23,275 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/bubble_sort-1.c[325,338] [2022-02-20 16:58:23,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:58:23,317 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 16:58:23,325 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/bubble_sort-1.c[325,338] [2022-02-20 16:58:23,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 16:58:23,348 INFO L208 MainTranslator]: Completed translation [2022-02-20 16:58:23,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23 WrapperNode [2022-02-20 16:58:23,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 16:58:23,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 16:58:23,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 16:58:23,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 16:58:23,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,384 INFO L137 Inliner]: procedures = 17, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 119 [2022-02-20 16:58:23,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 16:58:23,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 16:58:23,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 16:58:23,386 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 16:58:23,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 16:58:23,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 16:58:23,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 16:58:23,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 16:58:23,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23" (1/1) ... [2022-02-20 16:58:23,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:58:23,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 16:58:23,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 16:58:23,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 16:58:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 16:58:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 16:58:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 16:58:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 16:58:23,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 16:58:23,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 16:58:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 16:58:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 16:58:23,546 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 16:58:23,547 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 16:58:23,783 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 16:58:23,788 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 16:58:23,789 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-02-20 16:58:23,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:58:23 BoogieIcfgContainer [2022-02-20 16:58:23,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 16:58:23,792 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 16:58:23,792 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 16:58:23,794 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 16:58:23,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 04:58:23" (1/3) ... [2022-02-20 16:58:23,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39c2ad71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:58:23, skipping insertion in model container [2022-02-20 16:58:23,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:58:23" (2/3) ... [2022-02-20 16:58:23,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39c2ad71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 04:58:23, skipping insertion in model container [2022-02-20 16:58:23,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:58:23" (3/3) ... [2022-02-20 16:58:23,797 INFO L111 eAbstractionObserver]: Analyzing ICFG bubble_sort-1.c [2022-02-20 16:58:23,800 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 16:58:23,800 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-02-20 16:58:23,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39c2ad71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 04:58:23, skipping insertion in model container [2022-02-20 16:58:23,802 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 16:58:23,802 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-20 16:58:23,802 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-20 16:58:23,802 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-20 16:58:23,803 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 04:58:23" (3/3) ... [2022-02-20 16:58:23,805 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-02-20 16:58:23,829 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-02-20 16:58:23,829 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-02-20 16:58:23,831 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-02-20 16:58:23,831 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 16:58:23,832 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 16:58:23,906 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-02-20 16:58:23,911 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-20 16:58:23,913 INFO L158 Benchmark]: Toolchain (without parser) took 810.42ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 63.6MB in the beginning and 98.7MB in the end (delta: -35.0MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2022-02-20 16:58:23,913 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 51.0MB in the beginning and 50.9MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 16:58:23,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.69ms. Allocated memory is still 96.5MB. Free memory was 63.4MB in the beginning and 70.7MB in the end (delta: -7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-20 16:58:23,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.03ms. Allocated memory is still 96.5MB. Free memory was 70.7MB in the beginning and 68.4MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 16:58:23,915 INFO L158 Benchmark]: Boogie Preprocessor took 28.20ms. Allocated memory is still 96.5MB. Free memory was 68.4MB in the beginning and 66.8MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-02-20 16:58:23,916 INFO L158 Benchmark]: RCFGBuilder took 365.20ms. Allocated memory is still 96.5MB. Free memory was 66.8MB in the beginning and 53.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-02-20 16:58:23,916 INFO L158 Benchmark]: TraceAbstraction took 9.94ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 51.5MB in the end (delta: 946.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 16:58:23,917 INFO L158 Benchmark]: Witness Printer took 108.61ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 51.5MB in the beginning and 98.7MB in the end (delta: -47.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2022-02-20 16:58:23,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 51.0MB in the beginning and 50.9MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.69ms. Allocated memory is still 96.5MB. Free memory was 63.4MB in the beginning and 70.7MB in the end (delta: -7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.03ms. Allocated memory is still 96.5MB. Free memory was 70.7MB in the beginning and 68.4MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.20ms. Allocated memory is still 96.5MB. Free memory was 68.4MB in the beginning and 66.8MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 365.20ms. Allocated memory is still 96.5MB. Free memory was 66.8MB in the beginning and 53.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 9.94ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 51.5MB in the end (delta: 946.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 108.61ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 51.5MB in the beginning and 98.7MB in the end (delta: -47.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * 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. RESULT: Ultimate proved your program to be correct! [2022-02-20 16:58:23,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE