./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/bubble_sort-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/loops/bubble_sort-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 121046493a5b65b32f3b8bf8adee655ff03b45acd38f0a8519ee3c99065fa840 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:40:29,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:40:29,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:40:29,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:40:29,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:40:29,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:40:29,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:40:29,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:40:29,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:40:29,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:40:29,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:40:29,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:40:29,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:40:29,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:40:29,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:40:29,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:40:29,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:40:29,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:40:29,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:40:29,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:40:29,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:40:29,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:40:29,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:40:29,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:40:29,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:40:29,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:40:29,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:40:29,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:40:29,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:40:29,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:40:29,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:40:29,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:40:29,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:40:29,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:40:29,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:40:29,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:40:29,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:40:29,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:40:29,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:40:29,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:40:29,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:40:29,299 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-20 23:40:29,342 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:40:29,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:40:29,342 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:40:29,343 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:40:29,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:40:29,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:40:29,350 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:40:29,350 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:40:29,351 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:40:29,351 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:40:29,352 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:40:29,352 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:40:29,352 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:40:29,352 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:40:29,353 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:40:29,353 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:40:29,353 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:40:29,353 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:40:29,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:40:29,355 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 23:40:29,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:40:29,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 23:40:29,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:40:29,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:40:29,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:40:29,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:40:29,356 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 23:40:29,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:40:29,356 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:40:29,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:40:29,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:40:29,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:40:29,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:40:29,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:40:29,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:40:29,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:40:29,358 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:40:29,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:40:29,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:40:29,359 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:40:29,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:40:29,359 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 121046493a5b65b32f3b8bf8adee655ff03b45acd38f0a8519ee3c99065fa840 [2021-11-20 23:40:29,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:40:29,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:40:29,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:40:29,687 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:40:29,688 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:40:29,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/loops/bubble_sort-1.c [2021-11-20 23:40:29,768 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/data/9817542ac/aa30a72ff794472ebd380791bf3f8d8f/FLAGa5ddc619c [2021-11-20 23:40:30,359 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:40:30,359 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/sv-benchmarks/c/loops/bubble_sort-1.c [2021-11-20 23:40:30,375 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/data/9817542ac/aa30a72ff794472ebd380791bf3f8d8f/FLAGa5ddc619c [2021-11-20 23:40:30,700 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/data/9817542ac/aa30a72ff794472ebd380791bf3f8d8f [2021-11-20 23:40:30,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:40:30,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:40:30,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:40:30,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:40:30,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:40:30,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:40:30" (1/1) ... [2021-11-20 23:40:30,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55853ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:30, skipping insertion in model container [2021-11-20 23:40:30,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:40:30" (1/1) ... [2021-11-20 23:40:30,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:40:30,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:40:30,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/sv-benchmarks/c/loops/bubble_sort-1.c[325,338] [2021-11-20 23:40:30,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:40:30,993 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 23:40:31,004 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/sv-benchmarks/c/loops/bubble_sort-1.c[325,338] [2021-11-20 23:40:31,020 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:40:31,034 INFO L208 MainTranslator]: Completed translation [2021-11-20 23:40:31,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31 WrapperNode [2021-11-20 23:40:31,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:40:31,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 23:40:31,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 23:40:31,036 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 23:40:31,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31" (1/1) ... [2021-11-20 23:40:31,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31" (1/1) ... [2021-11-20 23:40:31,077 INFO L137 Inliner]: procedures = 17, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 119 [2021-11-20 23:40:31,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 23:40:31,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 23:40:31,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 23:40:31,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 23:40:31,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31" (1/1) ... [2021-11-20 23:40:31,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31" (1/1) ... [2021-11-20 23:40:31,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31" (1/1) ... [2021-11-20 23:40:31,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31" (1/1) ... [2021-11-20 23:40:31,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31" (1/1) ... [2021-11-20 23:40:31,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31" (1/1) ... [2021-11-20 23:40:31,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31" (1/1) ... [2021-11-20 23:40:31,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 23:40:31,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 23:40:31,127 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 23:40:31,127 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 23:40:31,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31" (1/1) ... [2021-11-20 23:40:31,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:40:31,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:40:31,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 23:40:31,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 23:40:31,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 23:40:31,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 23:40:31,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 23:40:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 23:40:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 23:40:31,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 23:40:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 23:40:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 23:40:31,318 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 23:40:31,319 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 23:40:31,622 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 23:40:31,700 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 23:40:31,701 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-20 23:40:31,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:40:31 BoogieIcfgContainer [2021-11-20 23:40:31,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 23:40:31,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 23:40:31,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 23:40:31,710 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 23:40:31,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:40:30" (1/3) ... [2021-11-20 23:40:31,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6d8955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:40:31, skipping insertion in model container [2021-11-20 23:40:31,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:40:31" (2/3) ... [2021-11-20 23:40:31,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6d8955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:40:31, skipping insertion in model container [2021-11-20 23:40:31,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:40:31" (3/3) ... [2021-11-20 23:40:31,714 INFO L111 eAbstractionObserver]: Analyzing ICFG bubble_sort-1.c [2021-11-20 23:40:31,720 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 23:40:31,720 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-20 23:40:31,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6d8955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:40:31, skipping insertion in model container [2021-11-20 23:40:31,722 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 23:40:31,723 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 23:40:31,723 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 23:40:31,723 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 23:40:31,724 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:40:31" (3/3) ... [2021-11-20 23:40:31,728 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 23:40:31,749 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-20 23:40:31,750 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-20 23:40:31,751 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-20 23:40:31,751 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 23:40:31,752 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 23:40:31,849 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-20 23:40:31,849 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 23:40:31,851 INFO L158 Benchmark]: Toolchain (without parser) took 1141.15ms. Allocated memory is still 125.8MB. Free memory was 91.0MB in the beginning and 73.7MB in the end (delta: 17.3MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2021-11-20 23:40:31,851 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 90.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:40:31,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.67ms. Allocated memory is still 125.8MB. Free memory was 90.7MB in the beginning and 96.3MB in the end (delta: -5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 23:40:31,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.11ms. Allocated memory is still 125.8MB. Free memory was 96.3MB in the beginning and 94.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 23:40:31,855 INFO L158 Benchmark]: Boogie Preprocessor took 48.04ms. Allocated memory is still 125.8MB. Free memory was 94.6MB in the beginning and 93.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:40:31,855 INFO L158 Benchmark]: RCFGBuilder took 576.98ms. Allocated memory is still 125.8MB. Free memory was 93.3MB in the beginning and 78.8MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-20 23:40:31,856 INFO L158 Benchmark]: TraceAbstraction took 16.23ms. Allocated memory is still 125.8MB. Free memory was 78.2MB in the beginning and 77.4MB in the end (delta: 802.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:40:31,857 INFO L158 Benchmark]: Witness Printer took 126.01ms. Allocated memory is still 125.8MB. Free memory was 77.4MB in the beginning and 74.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 23:40:31,861 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 90.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.67ms. Allocated memory is still 125.8MB. Free memory was 90.7MB in the beginning and 96.3MB in the end (delta: -5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.11ms. Allocated memory is still 125.8MB. Free memory was 96.3MB in the beginning and 94.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.04ms. Allocated memory is still 125.8MB. Free memory was 94.6MB in the beginning and 93.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 576.98ms. Allocated memory is still 125.8MB. Free memory was 93.3MB in the beginning and 78.8MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 16.23ms. Allocated memory is still 125.8MB. Free memory was 78.2MB in the beginning and 77.4MB in the end (delta: 802.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 126.01ms. Allocated memory is still 125.8MB. Free memory was 77.4MB in the beginning and 74.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. 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! [2021-11-20 23:40:31,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01fd237e-defc-486a-b993-0e42f8685bf9/bin/utaipan-TEXQjIfE4P/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