./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_b2_o3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_b2_o3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2bbfc52b9a0467d32481e7413235257f8cdbdcb51c829bb358c94a1739554a21 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 05:10:16,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 05:10:16,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 05:10:16,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 05:10:16,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 05:10:16,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 05:10:16,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 05:10:16,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 05:10:16,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 05:10:16,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 05:10:16,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 05:10:16,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 05:10:16,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 05:10:16,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 05:10:16,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 05:10:16,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 05:10:16,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 05:10:16,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 05:10:16,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 05:10:16,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 05:10:16,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 05:10:16,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 05:10:16,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 05:10:16,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 05:10:16,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 05:10:16,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 05:10:16,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 05:10:16,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 05:10:16,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 05:10:16,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 05:10:16,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 05:10:16,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 05:10:16,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 05:10:16,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 05:10:16,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 05:10:16,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 05:10:16,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 05:10:16,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 05:10:16,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 05:10:16,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 05:10:16,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 05:10:16,889 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-11-19 05:10:16,923 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 05:10:16,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 05:10:16,924 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 05:10:16,925 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 05:10:16,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 05:10:16,927 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 05:10:16,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 05:10:16,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 05:10:16,929 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 05:10:16,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 05:10:16,931 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 05:10:16,931 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 05:10:16,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 05:10:16,932 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 05:10:16,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 05:10:16,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 05:10:16,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 05:10:16,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 05:10:16,933 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-19 05:10:16,933 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 05:10:16,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 05:10:16,934 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 05:10:16,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 05:10:16,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 05:10:16,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 05:10:16,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 05:10:16,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:10:16,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 05:10:16,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 05:10:16,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 05:10:16,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 05:10:16,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 05:10:16,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 05:10:16,938 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 05:10:16,938 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_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bbfc52b9a0467d32481e7413235257f8cdbdcb51c829bb358c94a1739554a21 [2021-11-19 05:10:17,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 05:10:17,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 05:10:17,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 05:10:17,297 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 05:10:17,298 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 05:10:17,301 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/../../sv-benchmarks/c/recursive-simple/id_b2_o3.c [2021-11-19 05:10:17,397 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/data/9493354e2/2a71875184a24814932d9e923f1d9a71/FLAG1adcbf40c [2021-11-19 05:10:17,986 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 05:10:17,987 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/sv-benchmarks/c/recursive-simple/id_b2_o3.c [2021-11-19 05:10:18,001 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/data/9493354e2/2a71875184a24814932d9e923f1d9a71/FLAG1adcbf40c [2021-11-19 05:10:18,357 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/data/9493354e2/2a71875184a24814932d9e923f1d9a71 [2021-11-19 05:10:18,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 05:10:18,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 05:10:18,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 05:10:18,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 05:10:18,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 05:10:18,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be5f91e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18, skipping insertion in model container [2021-11-19 05:10:18,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 05:10:18,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 05:10:18,607 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_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/sv-benchmarks/c/recursive-simple/id_b2_o3.c[568,581] [2021-11-19 05:10:18,608 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 05:10:18,617 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 05:10:18,632 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_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/sv-benchmarks/c/recursive-simple/id_b2_o3.c[568,581] [2021-11-19 05:10:18,633 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 05:10:18,650 INFO L208 MainTranslator]: Completed translation [2021-11-19 05:10:18,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18 WrapperNode [2021-11-19 05:10:18,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 05:10:18,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 05:10:18,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 05:10:18,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 05:10:18,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,709 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-19 05:10:18,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 05:10:18,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 05:10:18,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 05:10:18,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 05:10:18,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 05:10:18,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 05:10:18,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 05:10:18,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 05:10:18,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18" (1/1) ... [2021-11-19 05:10:18,763 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:10:18,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 05:10:18,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 05:10:18,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 05:10:18,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 05:10:18,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 05:10:18,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 05:10:18,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 05:10:18,874 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-19 05:10:18,874 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-19 05:10:18,956 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 05:10:18,958 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 05:10:19,115 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 05:10:19,123 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 05:10:19,123 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-19 05:10:19,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:10:19 BoogieIcfgContainer [2021-11-19 05:10:19,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 05:10:19,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 05:10:19,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 05:10:19,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 05:10:19,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:10:18" (1/3) ... [2021-11-19 05:10:19,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527b71d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:10:19, skipping insertion in model container [2021-11-19 05:10:19,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:18" (2/3) ... [2021-11-19 05:10:19,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527b71d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:10:19, skipping insertion in model container [2021-11-19 05:10:19,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:10:19" (3/3) ... [2021-11-19 05:10:19,138 INFO L111 eAbstractionObserver]: Analyzing ICFG id_b2_o3.c [2021-11-19 05:10:19,145 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 05:10:19,146 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-19 05:10:19,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527b71d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:10:19, skipping insertion in model container [2021-11-19 05:10:19,148 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-19 05:10:19,149 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 05:10:19,149 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 05:10:19,150 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 05:10:19,151 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:10:19" (3/3) ... [2021-11-19 05:10:19,155 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-19 05:10:19,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-11-19 05:10:19,169 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-19 05:10:19,170 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-19 05:10:19,170 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-19 05:10:19,170 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-19 05:10:19,222 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/witness.graphml [2021-11-19 05:10:19,229 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 05:10:19,232 INFO L158 Benchmark]: Toolchain (without parser) took 868.62ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 83.1MB in the beginning and 111.6MB in the end (delta: -28.4MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2021-11-19 05:10:19,233 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 113.2MB. Free memory was 69.8MB in the beginning and 69.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 05:10:19,234 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.41ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 82.9MB in the beginning and 126.2MB in the end (delta: -43.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-19 05:10:19,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.77ms. Allocated memory is still 151.0MB. Free memory was 126.2MB in the beginning and 124.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 05:10:19,239 INFO L158 Benchmark]: Boogie Preprocessor took 36.72ms. Allocated memory is still 151.0MB. Free memory was 124.7MB in the beginning and 124.1MB in the end (delta: 620.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 05:10:19,240 INFO L158 Benchmark]: RCFGBuilder took 376.14ms. Allocated memory is still 151.0MB. Free memory was 124.1MB in the beginning and 115.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-19 05:10:19,241 INFO L158 Benchmark]: TraceAbstraction took 19.68ms. Allocated memory is still 151.0MB. Free memory was 114.9MB in the beginning and 113.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 05:10:19,242 INFO L158 Benchmark]: Witness Printer took 80.29ms. Allocated memory is still 151.0MB. Free memory was 113.7MB in the beginning and 111.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 05:10:19,247 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 113.2MB. Free memory was 69.8MB in the beginning and 69.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.41ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 82.9MB in the beginning and 126.2MB in the end (delta: -43.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.77ms. Allocated memory is still 151.0MB. Free memory was 126.2MB in the beginning and 124.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.72ms. Allocated memory is still 151.0MB. Free memory was 124.7MB in the beginning and 124.1MB in the end (delta: 620.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 376.14ms. Allocated memory is still 151.0MB. Free memory was 124.1MB in the beginning and 115.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 19.68ms. Allocated memory is still 151.0MB. Free memory was 114.9MB in the beginning and 113.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 80.29ms. Allocated memory is still 151.0MB. Free memory was 113.7MB in the beginning and 111.6MB in the end (delta: 2.1MB). 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! [2021-11-19 05:10:19,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070e6ee9-bb9d-4f6f-a365-8c3802d7e457/bin/uautomizer-ZXIjhQolGL/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