./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_o100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9f3959f9eef72d5f7423aa1eb092ce144135b5ae33d5bb31037a0c7e99b1293 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:23:11,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:23:11,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:23:11,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:23:11,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:23:11,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:23:11,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:23:11,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:23:11,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:23:11,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:23:11,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:23:11,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:23:11,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:23:11,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:23:11,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:23:11,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:23:11,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:23:11,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:23:11,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:23:11,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:23:11,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:23:11,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:23:11,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:23:11,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:23:11,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:23:11,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:23:11,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:23:11,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:23:11,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:23:11,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:23:11,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:23:11,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:23:11,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:23:11,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:23:11,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:23:11,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:23:11,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:23:11,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:23:11,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:23:11,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:23:11,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:23:11,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 00:23:11,536 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:23:11,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:23:11,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:23:11,538 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:23:11,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:23:11,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:23:11,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:23:11,540 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:23:11,546 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:23:11,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:23:11,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:23:11,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:23:11,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:23:11,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:23:11,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:23:11,548 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:23:11,549 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:23:11,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:23:11,549 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:23:11,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:23:11,549 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:23:11,550 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:23:11,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:23:11,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:11,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:23:11,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:23:11,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:23:11,551 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:23:11,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:23:11,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:23:11,553 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_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9f3959f9eef72d5f7423aa1eb092ce144135b5ae33d5bb31037a0c7e99b1293 [2021-11-23 00:23:11,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:23:11,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:23:11,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:23:11,873 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:23:11,874 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:23:11,876 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/recursive-simple/id_o100.c [2021-11-23 00:23:11,952 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/data/fa4bc564e/336dca2badb549a48cfde418d7c4079c/FLAG20af22e5d [2021-11-23 00:23:12,416 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:23:12,417 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/sv-benchmarks/c/recursive-simple/id_o100.c [2021-11-23 00:23:12,429 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/data/fa4bc564e/336dca2badb549a48cfde418d7c4079c/FLAG20af22e5d [2021-11-23 00:23:12,791 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/data/fa4bc564e/336dca2badb549a48cfde418d7c4079c [2021-11-23 00:23:12,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:23:12,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:23:12,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:12,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:23:12,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:23:12,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:12" (1/1) ... [2021-11-23 00:23:12,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79658711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:12, skipping insertion in model container [2021-11-23 00:23:12,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:12" (1/1) ... [2021-11-23 00:23:12,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:23:12,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:23:13,075 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_afd59ca1-1649-4048-bbd2-8274ffbb3453/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-11-23 00:23:13,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:13,085 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:23:13,098 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_afd59ca1-1649-4048-bbd2-8274ffbb3453/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-11-23 00:23:13,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:13,111 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:23:13,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13 WrapperNode [2021-11-23 00:23:13,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:13,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:13,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:23:13,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:23:13,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,143 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-23 00:23:13,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:13,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:23:13,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:23:13,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:23:13,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:23:13,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:23:13,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:23:13,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:23:13,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:13,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:23:13,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:23:13,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:23:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:23:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:23:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:23:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:23:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-23 00:23:13,241 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-23 00:23:13,297 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:23:13,299 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:23:13,392 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:23:13,422 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:23:13,422 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:23:13,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:13 BoogieIcfgContainer [2021-11-23 00:23:13,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:23:13,426 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:23:13,426 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:23:13,447 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:23:13,447 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:13" (1/1) ... [2021-11-23 00:23:13,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:23:13,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:13,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2021-11-23 00:23:13,567 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-23 00:23:13,571 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:23:13,571 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2021-11-23 00:23:13,596 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2021-11-23 00:23:13,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:23:13 ImpRootNode [2021-11-23 00:23:13,613 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:23:13,614 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:23:13,614 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:23:13,614 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:23:13,614 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:13" (3/4) ... [2021-11-23 00:23:13,622 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:23:13,627 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-11-23 00:23:13,633 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-23 00:23:13,634 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-23 00:23:13,634 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 00:23:13,634 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:23:13,686 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:23:13,687 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:23:13,688 INFO L158 Benchmark]: Toolchain (without parser) took 890.15ms. Allocated memory is still 96.5MB. Free memory was 55.7MB in the beginning and 53.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:23:13,688 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:23:13,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.14ms. Allocated memory is still 96.5MB. Free memory was 55.5MB in the beginning and 72.4MB in the end (delta: -16.9MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2021-11-23 00:23:13,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.69ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 71.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:23:13,690 INFO L158 Benchmark]: Boogie Preprocessor took 22.01ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 70.3MB in the end (delta: 795.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:23:13,691 INFO L158 Benchmark]: RCFGBuilder took 258.06ms. Allocated memory is still 96.5MB. Free memory was 70.1MB in the beginning and 61.3MB in the end (delta: 8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:23:13,692 INFO L158 Benchmark]: CodeCheck took 187.16ms. Allocated memory is still 96.5MB. Free memory was 61.3MB in the beginning and 56.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:23:13,693 INFO L158 Benchmark]: Witness Printer took 73.19ms. Allocated memory is still 96.5MB. Free memory was 56.1MB in the beginning and 53.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:23:13,696 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 10 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.14ms. Allocated memory is still 96.5MB. Free memory was 55.5MB in the beginning and 72.4MB in the end (delta: -16.9MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.69ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 71.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.01ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 70.3MB in the end (delta: 795.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 258.06ms. Allocated memory is still 96.5MB. Free memory was 70.1MB in the beginning and 61.3MB in the end (delta: 8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 187.16ms. Allocated memory is still 96.5MB. Free memory was 61.3MB in the beginning and 56.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 73.19ms. Allocated memory is still 96.5MB. Free memory was 56.1MB in the beginning and 53.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:23:13,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd59ca1-1649-4048-bbd2-8274ffbb3453/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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