./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id2_b2_o3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b2_o3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e --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 27149dc6702b40ed508ca85da6c2aa8aa33688ab27cc92cc19b394120cb70fd9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:57:04,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:57:04,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:57:04,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:57:04,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:57:04,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:57:04,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:57:04,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:57:04,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:57:04,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:57:04,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:57:04,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:57:04,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:57:04,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:57:04,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:57:04,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:57:04,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:57:04,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:57:04,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:57:04,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:57:04,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:57:04,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:57:04,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:57:04,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:57:04,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:57:04,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:57:04,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:57:04,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:57:04,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:57:04,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:57:04,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:57:04,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:57:04,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:57:04,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:57:04,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:57:04,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:57:04,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:57:04,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:57:04,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:57:04,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:57:04,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:57:04,487 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 22:57:04,529 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:57:04,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:57:04,531 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:57:04,531 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:57:04,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:57:04,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:57:04,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:57:04,532 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:57:04,532 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 22:57:04,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:57:04,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:57:04,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:57:04,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:57:04,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:57:04,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:57:04,537 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 22:57:04,538 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:57:04,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:57:04,538 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:57:04,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:57:04,538 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:57:04,539 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:57:04,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:57:04,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:57:04,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:57:04,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:57:04,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:57:04,540 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:57:04,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:57:04,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:57:04,542 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_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27149dc6702b40ed508ca85da6c2aa8aa33688ab27cc92cc19b394120cb70fd9 [2021-11-13 22:57:04,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:57:04,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:57:04,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:57:04,870 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:57:04,871 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:57:04,873 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2021-11-13 22:57:04,949 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/data/ef52e4105/b87f8905f25d41e689b7d4b2473f4fa1/FLAG4d2f47fab [2021-11-13 22:57:05,380 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:57:05,381 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2021-11-13 22:57:05,393 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/data/ef52e4105/b87f8905f25d41e689b7d4b2473f4fa1/FLAG4d2f47fab [2021-11-13 22:57:05,771 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/data/ef52e4105/b87f8905f25d41e689b7d4b2473f4fa1 [2021-11-13 22:57:05,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:57:05,775 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:57:05,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:57:05,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:57:05,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:57:05,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:57:05" (1/1) ... [2021-11-13 22:57:05,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@698867e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:05, skipping insertion in model container [2021-11-13 22:57:05,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:57:05" (1/1) ... [2021-11-13 22:57:05,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:57:05,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:57:05,989 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/sv-benchmarks/c/recursive-simple/id2_b2_o3.c[771,784] [2021-11-13 22:57:05,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:57:06,008 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:57:06,022 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/sv-benchmarks/c/recursive-simple/id2_b2_o3.c[771,784] [2021-11-13 22:57:06,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:57:06,035 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:57:06,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:06 WrapperNode [2021-11-13 22:57:06,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:57:06,037 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:57:06,037 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:57:06,037 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:57:06,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:06" (1/1) ... [2021-11-13 22:57:06,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:06" (1/1) ... [2021-11-13 22:57:06,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:57:06,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:57:06,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:57:06,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:57:06,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:06" (1/1) ... [2021-11-13 22:57:06,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:06" (1/1) ... [2021-11-13 22:57:06,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:06" (1/1) ... [2021-11-13 22:57:06,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:06" (1/1) ... [2021-11-13 22:57:06,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:06" (1/1) ... [2021-11-13 22:57:06,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:06" (1/1) ... [2021-11-13 22:57:06,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:06" (1/1) ... [2021-11-13 22:57:06,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:57:06,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:57:06,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:57:06,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:57:06,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:06" (1/1) ... [2021-11-13 22:57:06,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:57:06,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:57:06,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:57:06,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:57:06,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:57:06,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:57:06,173 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-11-13 22:57:06,173 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-11-13 22:57:06,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:57:06,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:57:06,174 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-13 22:57:06,174 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-13 22:57:06,469 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:57:06,470 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 22:57:06,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:57:06 BoogieIcfgContainer [2021-11-13 22:57:06,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:57:06,487 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:57:06,487 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:57:06,497 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:57:06,510 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:57:06" (1/1) ... [2021-11-13 22:57:06,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 22:57:06,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:06,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2021-11-13 22:57:06,609 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2021-11-13 22:57:06,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 22:57:06,616 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2021-11-13 22:57:06,625 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2021-11-13 22:57:06,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:57:06 ImpRootNode [2021-11-13 22:57:06,664 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-13 22:57:06,669 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 22:57:06,669 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 22:57:06,669 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 22:57:06,670 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:57:06" (3/4) ... [2021-11-13 22:57:06,673 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 22:57:06,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id2 [2021-11-13 22:57:06,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-11-13 22:57:06,687 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-13 22:57:06,687 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-13 22:57:06,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-13 22:57:06,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 22:57:06,749 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/witness.graphml [2021-11-13 22:57:06,749 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 22:57:06,751 INFO L158 Benchmark]: Toolchain (without parser) took 974.77ms. Allocated memory is still 92.3MB. Free memory was 50.3MB in the beginning and 46.6MB in the end (delta: 3.7MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2021-11-13 22:57:06,751 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:57:06,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.08ms. Allocated memory is still 92.3MB. Free memory was 50.1MB in the beginning and 67.4MB in the end (delta: -17.4MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-13 22:57:06,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.85ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 65.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:57:06,753 INFO L158 Benchmark]: Boogie Preprocessor took 18.79ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 65.0MB in the end (delta: 888.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:57:06,754 INFO L158 Benchmark]: RCFGBuilder took 395.90ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 54.8MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 22:57:06,754 INFO L158 Benchmark]: CodeCheck took 177.92ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 49.3MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 22:57:06,760 INFO L158 Benchmark]: Witness Printer took 80.69ms. Allocated memory is still 92.3MB. Free memory was 49.3MB in the beginning and 46.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 22:57:06,763 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 3 procedures, 16 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 0.30ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.08ms. Allocated memory is still 92.3MB. Free memory was 50.1MB in the beginning and 67.4MB in the end (delta: -17.4MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.85ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 65.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.79ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 65.0MB in the end (delta: 888.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 395.90ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 54.8MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 177.92ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 49.3MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 80.69ms. Allocated memory is still 92.3MB. Free memory was 49.3MB in the beginning and 46.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-13 22:57:06,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5209443-3e49-4aa8-af30-7fab7ac8c9b6/bin/ukojak-2xVlg8857e/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