./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_o3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 862de3da7324bf897583f86d3cb756f668fc7c871c8791ecf46f087893ee7b09 ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:00:27,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:00:27,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:00:27,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:00:27,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:00:27,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:00:27,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:00:27,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:00:27,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:00:27,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:00:27,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:00:27,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:00:27,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:00:27,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:00:27,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:00:27,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:00:27,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:00:27,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:00:27,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:00:27,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:00:27,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:00:27,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:00:27,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:00:27,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:00:27,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:00:27,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:00:27,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:00:27,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:00:27,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:00:27,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:00:27,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:00:27,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:00:27,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:00:27,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:00:27,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:00:27,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:00:27,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:00:27,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:00:27,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:00:27,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:00:27,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:00:27,573 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-10-29 05:00:27,597 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:00:27,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:00:27,599 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:00:27,599 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:00:27,599 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:00:27,599 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:00:27,599 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:00:27,600 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:00:27,600 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:00:27,600 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:00:27,600 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:00:27,601 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:00:27,601 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:00:27,601 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:00:27,601 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:00:27,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:00:27,602 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:00:27,603 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:00:27,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:00:27,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:00:27,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:00:27,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:00:27,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:00:27,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:00:27,604 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-29 05:00:27,604 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:00:27,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:00:27,605 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:00:27,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:00:27,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:00:27,605 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:00:27,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:00:27,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:00:27,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:00:27,606 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:00:27,607 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:00:27,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:00:27,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:00:27,607 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:00:27,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:00:27,608 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_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 862de3da7324bf897583f86d3cb756f668fc7c871c8791ecf46f087893ee7b09 [2021-10-29 05:00:27,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:00:27,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:00:27,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:00:27,856 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:00:27,857 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:00:27,858 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/recursive-simple/id_o3.c [2021-10-29 05:00:27,919 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/data/48a7a43fe/2b6b86e878d2416db14ed6a7706e7011/FLAG2d186fabb [2021-10-29 05:00:28,371 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:00:28,371 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/sv-benchmarks/c/recursive-simple/id_o3.c [2021-10-29 05:00:28,378 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/data/48a7a43fe/2b6b86e878d2416db14ed6a7706e7011/FLAG2d186fabb [2021-10-29 05:00:28,782 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/data/48a7a43fe/2b6b86e878d2416db14ed6a7706e7011 [2021-10-29 05:00:28,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:00:28,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:00:28,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:00:28,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:00:28,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:00:28,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:00:28" (1/1) ... [2021-10-29 05:00:28,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7511a2fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:28, skipping insertion in model container [2021-10-29 05:00:28,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:00:28" (1/1) ... [2021-10-29 05:00:28,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:00:28,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:00:28,969 WARN L228 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_770c6d23-2304-4541-8b63-0c0a217601fe/sv-benchmarks/c/recursive-simple/id_o3.c[514,527] [2021-10-29 05:00:28,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:00:28,990 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:00:29,005 WARN L228 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_770c6d23-2304-4541-8b63-0c0a217601fe/sv-benchmarks/c/recursive-simple/id_o3.c[514,527] [2021-10-29 05:00:29,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:00:29,026 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:00:29,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29 WrapperNode [2021-10-29 05:00:29,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:00:29,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:00:29,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:00:29,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:00:29,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29" (1/1) ... [2021-10-29 05:00:29,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29" (1/1) ... [2021-10-29 05:00:29,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:00:29,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:00:29,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:00:29,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:00:29,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29" (1/1) ... [2021-10-29 05:00:29,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29" (1/1) ... [2021-10-29 05:00:29,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29" (1/1) ... [2021-10-29 05:00:29,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29" (1/1) ... [2021-10-29 05:00:29,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29" (1/1) ... [2021-10-29 05:00:29,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29" (1/1) ... [2021-10-29 05:00:29,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29" (1/1) ... [2021-10-29 05:00:29,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:00:29,094 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:00:29,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:00:29,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:00:29,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29" (1/1) ... [2021-10-29 05:00:29,103 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:00:29,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:00:29,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:00:29,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:00:29,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:00:29,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:00:29,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 05:00:29,178 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-29 05:00:29,178 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-29 05:00:29,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:00:29,422 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:00:29,424 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 05:00:29,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:00:29 BoogieIcfgContainer [2021-10-29 05:00:29,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:00:29,443 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:00:29,443 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:00:29,446 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:00:29,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:00:28" (1/3) ... [2021-10-29 05:00:29,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d12e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:00:29, skipping insertion in model container [2021-10-29 05:00:29,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:29" (2/3) ... [2021-10-29 05:00:29,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d12e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:00:29, skipping insertion in model container [2021-10-29 05:00:29,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:00:29" (3/3) ... [2021-10-29 05:00:29,449 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o3.c [2021-10-29 05:00:29,454 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:00:29,454 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-29 05:00:29,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d12e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:00:29, skipping insertion in model container [2021-10-29 05:00:29,464 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:00:29,465 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:00:29,465 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:00:29,465 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:00:29,466 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:00:29" (3/3) ... [2021-10-29 05:00:29,468 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:00:29,474 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-29 05:00:29,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-29 05:00:29,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-29 05:00:29,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:00:29,495 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:00:29,544 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:00:29,544 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:00:29,546 INFO L168 Benchmark]: Toolchain (without parser) took 759.56 ms. Allocated memory is still 102.8 MB. Free memory was 77.0 MB in the beginning and 51.5 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:29,547 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 81.8 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:00:29,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 239.76 ms. Allocated memory is still 102.8 MB. Free memory was 76.8 MB in the beginning and 67.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:29,549 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.02 ms. Allocated memory is still 102.8 MB. Free memory was 67.6 MB in the beginning and 66.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:29,549 INFO L168 Benchmark]: Boogie Preprocessor took 28.24 ms. Allocated memory is still 102.8 MB. Free memory was 66.2 MB in the beginning and 65.4 MB in the end (delta: 862.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:29,550 INFO L168 Benchmark]: RCFGBuilder took 332.55 ms. Allocated memory is still 102.8 MB. Free memory was 65.2 MB in the beginning and 55.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:29,551 INFO L168 Benchmark]: TraceAbstraction took 21.04 ms. Allocated memory is still 102.8 MB. Free memory was 54.7 MB in the beginning and 53.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:00:29,552 INFO L168 Benchmark]: Witness Printer took 79.79 ms. Allocated memory is still 102.8 MB. Free memory was 53.7 MB in the beginning and 51.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:29,556 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 81.8 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 239.76 ms. Allocated memory is still 102.8 MB. Free memory was 76.8 MB in the beginning and 67.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.02 ms. Allocated memory is still 102.8 MB. Free memory was 67.6 MB in the beginning and 66.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.24 ms. Allocated memory is still 102.8 MB. Free memory was 66.2 MB in the beginning and 65.4 MB in the end (delta: 862.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 332.55 ms. Allocated memory is still 102.8 MB. Free memory was 65.2 MB in the beginning and 55.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21.04 ms. Allocated memory is still 102.8 MB. Free memory was 54.7 MB in the beginning and 53.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 79.79 ms. Allocated memory is still 102.8 MB. Free memory was 53.7 MB in the beginning and 51.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 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. RESULT: Ultimate proved your program to be correct! [2021-10-29 05:00:29,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_770c6d23-2304-4541-8b63-0c0a217601fe/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...