./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_o200.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o200.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt --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 1f41df6642bcad6fc27c1e4ed254dda115f1619b .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-12 23:59:22,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-12 23:59:22,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-12 23:59:22,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-12 23:59:22,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-12 23:59:22,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-12 23:59:22,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-12 23:59:22,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-12 23:59:22,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-12 23:59:22,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-12 23:59:22,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-12 23:59:22,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-12 23:59:22,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-12 23:59:22,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-12 23:59:22,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-12 23:59:22,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-12 23:59:22,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-12 23:59:22,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-12 23:59:22,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-12 23:59:22,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-12 23:59:22,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-12 23:59:22,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-12 23:59:22,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-12 23:59:22,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-12 23:59:22,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-12 23:59:22,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-12 23:59:22,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-12 23:59:22,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-12 23:59:22,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-12 23:59:22,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-12 23:59:22,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-12 23:59:22,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-12 23:59:22,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-12 23:59:22,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-12 23:59:22,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-12 23:59:22,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-12 23:59:22,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-12 23:59:22,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-12 23:59:22,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-12 23:59:22,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-12 23:59:22,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-12 23:59:22,412 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-12 23:59:22,460 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-12 23:59:22,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-12 23:59:22,461 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-12 23:59:22,461 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-12 23:59:22,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-12 23:59:22,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-12 23:59:22,468 INFO L138 SettingsManager]: * Use SBE=true [2021-10-12 23:59:22,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-12 23:59:22,469 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-12 23:59:22,469 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-12 23:59:22,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-12 23:59:22,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-12 23:59:22,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-12 23:59:22,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-12 23:59:22,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-12 23:59:22,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-12 23:59:22,470 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-12 23:59:22,470 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-12 23:59:22,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-12 23:59:22,471 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-12 23:59:22,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-12 23:59:22,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-12 23:59:22,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-12 23:59:22,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-12 23:59:22,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-12 23:59:22,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-12 23:59:22,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-12 23:59:22,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-12 23:59:22,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-12 23:59:22,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-12 23:59:22,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-12 23:59:22,475 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-12 23:59:22,476 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_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f41df6642bcad6fc27c1e4ed254dda115f1619b [2021-10-12 23:59:22,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-12 23:59:22,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-12 23:59:22,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-12 23:59:22,754 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-12 23:59:22,756 INFO L275 PluginConnector]: CDTParser initialized [2021-10-12 23:59:22,757 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/recursive-simple/id_o200.c [2021-10-12 23:59:22,841 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/data/291318226/c1d06b1360f24793a35d9ebb1516a4d0/FLAGf7416360a [2021-10-12 23:59:23,383 INFO L306 CDTParser]: Found 1 translation units. [2021-10-12 23:59:23,384 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/sv-benchmarks/c/recursive-simple/id_o200.c [2021-10-12 23:59:23,395 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/data/291318226/c1d06b1360f24793a35d9ebb1516a4d0/FLAGf7416360a [2021-10-12 23:59:23,749 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/data/291318226/c1d06b1360f24793a35d9ebb1516a4d0 [2021-10-12 23:59:23,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-12 23:59:23,753 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-12 23:59:23,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-12 23:59:23,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-12 23:59:23,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-12 23:59:23,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:59:23" (1/1) ... [2021-10-12 23:59:23,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f01d7dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:23, skipping insertion in model container [2021-10-12 23:59:23,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:59:23" (1/1) ... [2021-10-12 23:59:23,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-12 23:59:23,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-12 23:59:23,985 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_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-10-12 23:59:23,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-12 23:59:24,009 INFO L203 MainTranslator]: Completed pre-run [2021-10-12 23:59:24,024 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_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-10-12 23:59:24,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-12 23:59:24,039 INFO L208 MainTranslator]: Completed translation [2021-10-12 23:59:24,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24 WrapperNode [2021-10-12 23:59:24,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-12 23:59:24,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-12 23:59:24,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-12 23:59:24,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-12 23:59:24,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24" (1/1) ... [2021-10-12 23:59:24,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24" (1/1) ... [2021-10-12 23:59:24,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-12 23:59:24,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-12 23:59:24,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-12 23:59:24,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-12 23:59:24,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24" (1/1) ... [2021-10-12 23:59:24,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24" (1/1) ... [2021-10-12 23:59:24,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24" (1/1) ... [2021-10-12 23:59:24,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24" (1/1) ... [2021-10-12 23:59:24,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24" (1/1) ... [2021-10-12 23:59:24,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24" (1/1) ... [2021-10-12 23:59:24,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24" (1/1) ... [2021-10-12 23:59:24,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-12 23:59:24,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-12 23:59:24,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-12 23:59:24,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-12 23:59:24,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24" (1/1) ... [2021-10-12 23:59:24,118 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-12 23:59:24,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:24,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:24,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-12 23:59:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-12 23:59:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-12 23:59:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-12 23:59:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-12 23:59:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-12 23:59:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-12 23:59:24,428 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-12 23:59:24,431 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-12 23:59:24,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:59:24 BoogieIcfgContainer [2021-10-12 23:59:24,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-12 23:59:24,436 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-12 23:59:24,436 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-12 23:59:24,440 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-12 23:59:24,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 11:59:23" (1/3) ... [2021-10-12 23:59:24,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5e8b6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:59:24, skipping insertion in model container [2021-10-12 23:59:24,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:24" (2/3) ... [2021-10-12 23:59:24,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5e8b6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:59:24, skipping insertion in model container [2021-10-12 23:59:24,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:59:24" (3/3) ... [2021-10-12 23:59:24,445 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o200.c [2021-10-12 23:59:24,451 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-12 23:59:24,452 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-12 23:59:24,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5e8b6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 11:59:24, skipping insertion in model container [2021-10-12 23:59:24,453 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-12 23:59:24,454 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-12 23:59:24,454 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-12 23:59:24,455 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-12 23:59:24,455 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:59:24" (3/3) ... [2021-10-12 23:59:24,459 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-12 23:59:24,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-12 23:59:24,473 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-12 23:59:24,474 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-12 23:59:24,474 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-12 23:59:24,474 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-12 23:59:24,523 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-12 23:59:24,524 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-12 23:59:24,530 INFO L168 Benchmark]: Toolchain (without parser) took 771.72 ms. Allocated memory is still 127.9 MB. Free memory was 93.8 MB in the beginning and 87.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:24,531 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 83.9 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-12 23:59:24,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.77 ms. Allocated memory is still 127.9 MB. Free memory was 93.5 MB in the beginning and 102.7 MB in the end (delta: -9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:24,533 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.66 ms. Allocated memory is still 127.9 MB. Free memory was 102.7 MB in the beginning and 101.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:24,533 INFO L168 Benchmark]: Boogie Preprocessor took 27.92 ms. Allocated memory is still 127.9 MB. Free memory was 101.6 MB in the beginning and 100.6 MB in the end (delta: 932.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-12 23:59:24,534 INFO L168 Benchmark]: RCFGBuilder took 326.18 ms. Allocated memory is still 127.9 MB. Free memory was 100.6 MB in the beginning and 91.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:24,534 INFO L168 Benchmark]: TraceAbstraction took 17.79 ms. Allocated memory is still 127.9 MB. Free memory was 91.1 MB in the beginning and 90.1 MB in the end (delta: 952.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-12 23:59:24,535 INFO L168 Benchmark]: Witness Printer took 69.45 ms. Allocated memory is still 127.9 MB. Free memory was 90.1 MB in the beginning and 87.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:24,538 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 83.9 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 286.77 ms. Allocated memory is still 127.9 MB. Free memory was 93.5 MB in the beginning and 102.7 MB in the end (delta: -9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.66 ms. Allocated memory is still 127.9 MB. Free memory was 102.7 MB in the beginning and 101.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.92 ms. Allocated memory is still 127.9 MB. Free memory was 101.6 MB in the beginning and 100.6 MB in the end (delta: 932.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 326.18 ms. Allocated memory is still 127.9 MB. Free memory was 100.6 MB in the beginning and 91.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17.79 ms. Allocated memory is still 127.9 MB. Free memory was 91.1 MB in the beginning and 90.1 MB in the end (delta: 952.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 69.45 ms. Allocated memory is still 127.9 MB. Free memory was 90.1 MB in the beginning and 87.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * 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! [2021-10-12 23:59:24,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef14322-3ede-4bf0-9e0c-3311f02ed5aa/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...