./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:38:59,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:38:59,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:38:59,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:38:59,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:38:59,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:38:59,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:38:59,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:38:59,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:38:59,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:38:59,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:38:59,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:38:59,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:38:59,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:38:59,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:38:59,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:38:59,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:38:59,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:38:59,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:38:59,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:38:59,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:38:59,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:38:59,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:38:59,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:38:59,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:38:59,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:38:59,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:38:59,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:38:59,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:38:59,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:38:59,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:38:59,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:38:59,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:38:59,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:38:59,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:38:59,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:38:59,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:38:59,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:38:59,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:38:59,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:38:59,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:38:59,556 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-13 02:38:59,613 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:38:59,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:38:59,615 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:38:59,616 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:38:59,616 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:38:59,617 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:38:59,617 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:38:59,617 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 02:38:59,618 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:38:59,618 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:38:59,619 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 02:38:59,620 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 02:38:59,620 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:38:59,621 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 02:38:59,621 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 02:38:59,621 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 02:38:59,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:38:59,623 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 02:38:59,624 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 02:38:59,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 02:38:59,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 02:38:59,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:38:59,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:38:59,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:38:59,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:38:59,626 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 02:38:59,626 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 02:38:59,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:38:59,627 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:38:59,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:38:59,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:38:59,630 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:38:59,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:38:59,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:38:59,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:38:59,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:38:59,632 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 02:38:59,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 02:38:59,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:38:59,633 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:38:59,633 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:38:59,634 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_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 862de3da7324bf897583f86d3cb756f668fc7c871c8791ecf46f087893ee7b09 [2021-11-13 02:39:00,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:39:00,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:39:00,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:39:00,073 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:39:00,074 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:39:00,076 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/recursive-simple/id_o3.c [2021-11-13 02:39:00,169 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/data/8f361d812/8e6f903446ad4074929f55c16bfaae6e/FLAG22df8c9cb [2021-11-13 02:39:00,792 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:39:00,793 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/sv-benchmarks/c/recursive-simple/id_o3.c [2021-11-13 02:39:00,806 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/data/8f361d812/8e6f903446ad4074929f55c16bfaae6e/FLAG22df8c9cb [2021-11-13 02:39:01,151 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/data/8f361d812/8e6f903446ad4074929f55c16bfaae6e [2021-11-13 02:39:01,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:39:01,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:39:01,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:39:01,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:39:01,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:39:01,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2b350c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01, skipping insertion in model container [2021-11-13 02:39:01,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:39:01,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:39:01,419 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_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/sv-benchmarks/c/recursive-simple/id_o3.c[514,527] [2021-11-13 02:39:01,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:39:01,434 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 02:39:01,452 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_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/sv-benchmarks/c/recursive-simple/id_o3.c[514,527] [2021-11-13 02:39:01,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:39:01,469 INFO L208 MainTranslator]: Completed translation [2021-11-13 02:39:01,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01 WrapperNode [2021-11-13 02:39:01,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:39:01,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 02:39:01,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 02:39:01,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 02:39:01,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 02:39:01,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 02:39:01,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 02:39:01,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 02:39:01,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 02:39:01,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 02:39:01,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 02:39:01,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 02:39:01,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01" (1/1) ... [2021-11-13 02:39:01,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:39:01,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:39:01,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 02:39:01,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 02:39:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 02:39:01,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 02:39:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 02:39:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-13 02:39:01,628 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-13 02:39:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 02:39:01,860 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 02:39:01,860 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 02:39:01,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:39:01 BoogieIcfgContainer [2021-11-13 02:39:01,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 02:39:01,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 02:39:01,867 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 02:39:01,871 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 02:39:01,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:39:01" (1/3) ... [2021-11-13 02:39:01,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1654d844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:39:01, skipping insertion in model container [2021-11-13 02:39:01,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:39:01" (2/3) ... [2021-11-13 02:39:01,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1654d844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:39:01, skipping insertion in model container [2021-11-13 02:39:01,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:39:01" (3/3) ... [2021-11-13 02:39:01,875 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o3.c [2021-11-13 02:39:01,882 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 02:39:01,882 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-13 02:39:01,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1654d844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:39:01, skipping insertion in model container [2021-11-13 02:39:01,885 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 02:39:01,886 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 02:39:01,886 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 02:39:01,886 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 02:39:01,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:39:01" (3/3) ... [2021-11-13 02:39:01,891 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 02:39:01,899 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-11-13 02:39:01,904 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-13 02:39:01,905 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-13 02:39:01,905 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-13 02:39:01,906 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 02:39:01,950 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-13 02:39:01,950 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 02:39:01,953 INFO L158 Benchmark]: Toolchain (without parser) took 795.32ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 51.3MB in the beginning and 76.0MB in the end (delta: -24.7MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2021-11-13 02:39:01,954 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 88.1MB. Free memory was 67.7MB in the beginning and 67.7MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:39:01,955 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.18ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 51.1MB in the beginning and 91.7MB in the end (delta: -40.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-13 02:39:01,956 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.98ms. Allocated memory is still 115.3MB. Free memory was 91.5MB in the beginning and 90.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:39:01,956 INFO L158 Benchmark]: Boogie Preprocessor took 23.31ms. Allocated memory is still 115.3MB. Free memory was 90.2MB in the beginning and 89.4MB in the end (delta: 705.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:39:01,957 INFO L158 Benchmark]: RCFGBuilder took 327.44ms. Allocated memory is still 115.3MB. Free memory was 89.2MB in the beginning and 79.7MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 02:39:01,958 INFO L158 Benchmark]: TraceAbstraction took 18.47ms. Allocated memory is still 115.3MB. Free memory was 79.3MB in the beginning and 78.3MB in the end (delta: 983.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:39:01,959 INFO L158 Benchmark]: Witness Printer took 64.61ms. Allocated memory is still 115.3MB. Free memory was 78.3MB in the beginning and 76.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:39:01,963 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 88.1MB. Free memory was 67.7MB in the beginning and 67.7MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.18ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 51.1MB in the beginning and 91.7MB in the end (delta: -40.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.98ms. Allocated memory is still 115.3MB. Free memory was 91.5MB in the beginning and 90.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.31ms. Allocated memory is still 115.3MB. Free memory was 90.2MB in the beginning and 89.4MB in the end (delta: 705.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 327.44ms. Allocated memory is still 115.3MB. Free memory was 89.2MB in the beginning and 79.7MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 18.47ms. Allocated memory is still 115.3MB. Free memory was 79.3MB in the beginning and 78.3MB in the end (delta: 983.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 64.61ms. Allocated memory is still 115.3MB. Free memory was 78.3MB in the beginning and 76.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. 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! [2021-11-13 02:39:02,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff7d0f8a-c33d-45d2-9c9b-830e0f561ac6/bin/utaipan-vmNK8stdcF/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