./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 16:21:15,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 16:21:15,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 16:21:15,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 16:21:15,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 16:21:15,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 16:21:15,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 16:21:15,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 16:21:15,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 16:21:15,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 16:21:15,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 16:21:15,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 16:21:15,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 16:21:15,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 16:21:15,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 16:21:15,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 16:21:15,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 16:21:15,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 16:21:15,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 16:21:15,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 16:21:15,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 16:21:15,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 16:21:15,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 16:21:15,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 16:21:15,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 16:21:15,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 16:21:15,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 16:21:15,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 16:21:15,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 16:21:15,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 16:21:15,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 16:21:15,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 16:21:15,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 16:21:15,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 16:21:15,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 16:21:15,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 16:21:15,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 16:21:15,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 16:21:15,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 16:21:15,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 16:21:15,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 16:21:15,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 16:21:15,458 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 16:21:15,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 16:21:15,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 16:21:15,465 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 16:21:15,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 16:21:15,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 16:21:15,468 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 16:21:15,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 16:21:15,468 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 16:21:15,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 16:21:15,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 16:21:15,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 16:21:15,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 16:21:15,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 16:21:15,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 16:21:15,471 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 16:21:15,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 16:21:15,471 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 16:21:15,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 16:21:15,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 16:21:15,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 16:21:15,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 16:21:15,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:21:15,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 16:21:15,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 16:21:15,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 16:21:15,474 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 16:21:15,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 16:21:15,474 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 16:21:15,474 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 16:21:15,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 16:21:15,475 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 16:21:15,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 [2021-11-22 16:21:15,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 16:21:15,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 16:21:15,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 16:21:15,770 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 16:21:15,771 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 16:21:15,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-22 16:21:15,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/data/53bd6ef5c/3255b37ad09c4d22a5d3748cb5ce1b8f/FLAGa3c9ab421 [2021-11-22 16:21:16,582 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 16:21:16,583 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-22 16:21:16,624 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/data/53bd6ef5c/3255b37ad09c4d22a5d3748cb5ce1b8f/FLAGa3c9ab421 [2021-11-22 16:21:16,855 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/data/53bd6ef5c/3255b37ad09c4d22a5d3748cb5ce1b8f [2021-11-22 16:21:16,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 16:21:16,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 16:21:16,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 16:21:16,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 16:21:16,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 16:21:16,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:21:16" (1/1) ... [2021-11-22 16:21:16,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@475bfebb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:16, skipping insertion in model container [2021-11-22 16:21:16,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:21:16" (1/1) ... [2021-11-22 16:21:16,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 16:21:16,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 16:21:17,234 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_1f2d2270-9d0c-4cb3-991d-374e46507dd3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-22 16:21:18,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:21:18,392 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 16:21:18,408 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_1f2d2270-9d0c-4cb3-991d-374e46507dd3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-22 16:21:18,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:21:18,982 INFO L208 MainTranslator]: Completed translation [2021-11-22 16:21:18,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18 WrapperNode [2021-11-22 16:21:18,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 16:21:18,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 16:21:18,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 16:21:18,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 16:21:18,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18" (1/1) ... [2021-11-22 16:21:19,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18" (1/1) ... [2021-11-22 16:21:19,202 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 201, calls inlined = 246, statements flattened = 1803 [2021-11-22 16:21:19,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 16:21:19,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 16:21:19,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 16:21:19,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 16:21:19,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18" (1/1) ... [2021-11-22 16:21:19,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18" (1/1) ... [2021-11-22 16:21:19,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18" (1/1) ... [2021-11-22 16:21:19,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18" (1/1) ... [2021-11-22 16:21:19,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18" (1/1) ... [2021-11-22 16:21:19,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18" (1/1) ... [2021-11-22 16:21:19,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18" (1/1) ... [2021-11-22 16:21:19,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 16:21:19,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 16:21:19,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 16:21:19,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 16:21:19,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18" (1/1) ... [2021-11-22 16:21:19,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:21:19,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:21:19,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 16:21:19,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 16:21:19,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 16:21:19,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-22 16:21:19,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 16:21:19,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 16:21:19,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 16:21:19,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 16:21:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 16:21:19,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 16:21:19,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-22 16:21:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 16:21:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 16:21:19,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 16:21:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 16:21:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 16:21:20,001 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 16:21:20,002 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 16:21:22,246 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 16:21:22,257 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 16:21:22,257 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-22 16:21:22,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:21:22 BoogieIcfgContainer [2021-11-22 16:21:22,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 16:21:22,262 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 16:21:22,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 16:21:22,266 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 16:21:22,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 04:21:16" (1/3) ... [2021-11-22 16:21:22,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e683c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:21:22, skipping insertion in model container [2021-11-22 16:21:22,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:21:18" (2/3) ... [2021-11-22 16:21:22,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e683c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:21:22, skipping insertion in model container [2021-11-22 16:21:22,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:21:22" (3/3) ... [2021-11-22 16:21:22,269 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl_p.i [2021-11-22 16:21:22,274 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 16:21:22,275 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-22 16:21:22,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e683c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 04:21:22, skipping insertion in model container [2021-11-22 16:21:22,276 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 16:21:22,277 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 16:21:22,277 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 16:21:22,278 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 16:21:22,278 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:21:22" (3/3) ... [2021-11-22 16:21:22,281 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 16:21:22,318 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 382 nodes and edges [2021-11-22 16:21:22,323 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2021-11-22 16:21:22,327 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2021-11-22 16:21:22,332 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-22 16:21:22,336 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 16:21:22,341 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 16:21:22,623 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/witness.graphml [2021-11-22 16:21:22,624 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 16:21:22,625 INFO L158 Benchmark]: Toolchain (without parser) took 5766.24ms. Allocated memory was 104.9MB in the beginning and 178.3MB in the end (delta: 73.4MB). Free memory was 81.6MB in the beginning and 120.0MB in the end (delta: -38.4MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2021-11-22 16:21:22,626 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 86.0MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 16:21:22,626 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2123.41ms. Allocated memory is still 104.9MB. Free memory was 81.3MB in the beginning and 54.6MB in the end (delta: 26.7MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2021-11-22 16:21:22,627 INFO L158 Benchmark]: Boogie Procedure Inliner took 220.71ms. Allocated memory is still 104.9MB. Free memory was 54.6MB in the beginning and 41.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 16:21:22,628 INFO L158 Benchmark]: Boogie Preprocessor took 222.20ms. Allocated memory was 104.9MB in the beginning and 142.6MB in the end (delta: 37.7MB). Free memory was 41.5MB in the beginning and 95.4MB in the end (delta: -53.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-11-22 16:21:22,628 INFO L158 Benchmark]: RCFGBuilder took 2830.04ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 59.5MB in the end (delta: 35.9MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2021-11-22 16:21:22,628 INFO L158 Benchmark]: TraceAbstraction took 14.44ms. Allocated memory is still 142.6MB. Free memory was 59.5MB in the beginning and 58.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 16:21:22,629 INFO L158 Benchmark]: Witness Printer took 346.47ms. Allocated memory was 142.6MB in the beginning and 178.3MB in the end (delta: 35.7MB). Free memory was 58.5MB in the beginning and 120.0MB in the end (delta: -61.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-22 16:21:22,631 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 86.0MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2123.41ms. Allocated memory is still 104.9MB. Free memory was 81.3MB in the beginning and 54.6MB in the end (delta: 26.7MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 220.71ms. Allocated memory is still 104.9MB. Free memory was 54.6MB in the beginning and 41.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 222.20ms. Allocated memory was 104.9MB in the beginning and 142.6MB in the end (delta: 37.7MB). Free memory was 41.5MB in the beginning and 95.4MB in the end (delta: -53.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2830.04ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 59.5MB in the end (delta: 35.9MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. * TraceAbstraction took 14.44ms. Allocated memory is still 142.6MB. Free memory was 59.5MB in the beginning and 58.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 346.47ms. Allocated memory was 142.6MB in the beginning and 178.3MB in the end (delta: 35.7MB). Free memory was 58.5MB in the beginning and 120.0MB in the end (delta: -61.5MB). Peak memory consumption was 35.7MB. 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! [2021-11-22 16:21:22,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f2d2270-9d0c-4cb3-991d-374e46507dd3/bin/uautomizer-w2VwFs6gM0/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