./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD --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 a9f3959f9eef72d5f7423aa1eb092ce144135b5ae33d5bb31037a0c7e99b1293 .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:10:42,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:10:42,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:10:42,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:10:42,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:10:42,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:10:42,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:10:42,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:10:42,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:10:42,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:10:42,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:10:42,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:10:42,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:10:42,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:10:42,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:10:42,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:10:42,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:10:42,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:10:42,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:10:42,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:10:42,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:10:42,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:10:42,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:10:42,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:10:42,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:10:42,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:10:42,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:10:42,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:10:42,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:10:42,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:10:42,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:10:42,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:10:42,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:10:42,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:10:42,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:10:42,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:10:42,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:10:42,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:10:42,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:10:42,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:10:42,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:10:42,282 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-28 23:10:42,337 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:10:42,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:10:42,338 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:10:42,338 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:10:42,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:10:42,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:10:42,346 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:10:42,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:10:42,347 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:10:42,347 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:10:42,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:10:42,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:10:42,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:10:42,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:10:42,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:10:42,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:10:42,350 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-28 23:10:42,350 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:10:42,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:10:42,350 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:10:42,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:10:42,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:10:42,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:10:42,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:10:42,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:10:42,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:10:42,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:10:42,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:10:42,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:10:42,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:10:42,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:10:42,353 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:10:42,354 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_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9f3959f9eef72d5f7423aa1eb092ce144135b5ae33d5bb31037a0c7e99b1293 [2021-10-28 23:10:42,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:10:42,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:10:42,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:10:42,717 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:10:42,718 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:10:42,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/recursive-simple/id_o100.c [2021-10-28 23:10:42,789 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/data/6e6f2a773/65a56fa30ba5400c9d41a9cf96fc24a1/FLAGd1e61b74c [2021-10-28 23:10:43,304 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:10:43,306 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/sv-benchmarks/c/recursive-simple/id_o100.c [2021-10-28 23:10:43,316 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/data/6e6f2a773/65a56fa30ba5400c9d41a9cf96fc24a1/FLAGd1e61b74c [2021-10-28 23:10:43,668 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/data/6e6f2a773/65a56fa30ba5400c9d41a9cf96fc24a1 [2021-10-28 23:10:43,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:10:43,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:10:43,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:10:43,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:10:43,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:10:43,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ec346f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43, skipping insertion in model container [2021-10-28 23:10:43,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:10:43,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:10:43,866 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_e1170ed2-081c-43cb-827a-acdb3952c830/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-10-28 23:10:43,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:10:43,875 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:10:43,889 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_e1170ed2-081c-43cb-827a-acdb3952c830/sv-benchmarks/c/recursive-simple/id_o100.c[518,531] [2021-10-28 23:10:43,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:10:43,903 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:10:43,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43 WrapperNode [2021-10-28 23:10:43,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:10:43,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:10:43,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:10:43,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:10:43,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:10:43,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:10:43,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:10:43,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:10:43,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:10:43,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:10:43,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:10:43,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:10:43,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43" (1/1) ... [2021-10-28 23:10:43,964 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:10:43,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:10:43,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:10:44,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:10:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:10:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:10:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:10:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-28 23:10:44,050 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-28 23:10:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:10:44,272 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:10:44,272 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-28 23:10:44,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:10:44 BoogieIcfgContainer [2021-10-28 23:10:44,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:10:44,276 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:10:44,277 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:10:44,283 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:10:44,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:10:43" (1/3) ... [2021-10-28 23:10:44,285 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d77a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:10:44, skipping insertion in model container [2021-10-28 23:10:44,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:10:43" (2/3) ... [2021-10-28 23:10:44,286 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d77a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:10:44, skipping insertion in model container [2021-10-28 23:10:44,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:10:44" (3/3) ... [2021-10-28 23:10:44,288 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o100.c [2021-10-28 23:10:44,295 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:10:44,295 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-28 23:10:44,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d77a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:10:44, skipping insertion in model container [2021-10-28 23:10:44,297 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:10:44,298 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:10:44,298 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:10:44,299 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:10:44,299 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:10:44" (3/3) ... [2021-10-28 23:10:44,303 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:10:44,310 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-28 23:10:44,316 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-28 23:10:44,317 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 23:10:44,317 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:10:44,317 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:10:44,369 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:10:44,369 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:10:44,377 INFO L168 Benchmark]: Toolchain (without parser) took 698.71 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 53.9 MB in the beginning and 86.8 MB in the end (delta: -33.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:10:44,377 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 90.2 MB. Free memory was 70.0 MB in the beginning and 69.9 MB in the end (delta: 63.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:10:44,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.68 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 53.7 MB in the beginning and 102.2 MB in the end (delta: -48.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:10:44,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.58 ms. Allocated memory is still 125.8 MB. Free memory was 102.2 MB in the beginning and 100.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:10:44,379 INFO L168 Benchmark]: Boogie Preprocessor took 17.59 ms. Allocated memory is still 125.8 MB. Free memory was 100.9 MB in the beginning and 100.1 MB in the end (delta: 794.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:10:44,380 INFO L168 Benchmark]: RCFGBuilder took 318.95 ms. Allocated memory is still 125.8 MB. Free memory was 100.1 MB in the beginning and 91.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:10:44,380 INFO L168 Benchmark]: TraceAbstraction took 20.89 ms. Allocated memory is still 125.8 MB. Free memory was 90.6 MB in the beginning and 89.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:10:44,381 INFO L168 Benchmark]: Witness Printer took 71.29 ms. Allocated memory is still 125.8 MB. Free memory was 89.4 MB in the beginning and 86.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:10:44,384 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 90.2 MB. Free memory was 70.0 MB in the beginning and 69.9 MB in the end (delta: 63.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 230.68 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 53.7 MB in the beginning and 102.2 MB in the end (delta: -48.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 31.58 ms. Allocated memory is still 125.8 MB. Free memory was 102.2 MB in the beginning and 100.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 17.59 ms. Allocated memory is still 125.8 MB. Free memory was 100.9 MB in the beginning and 100.1 MB in the end (delta: 794.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 318.95 ms. Allocated memory is still 125.8 MB. Free memory was 100.1 MB in the beginning and 91.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20.89 ms. Allocated memory is still 125.8 MB. Free memory was 90.6 MB in the beginning and 89.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 71.29 ms. Allocated memory is still 125.8 MB. Free memory was 89.4 MB in the beginning and 86.8 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! [2021-10-28 23:10:44,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1170ed2-081c-43cb-827a-acdb3952c830/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...