./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o200.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:44:21,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:44:21,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:44:21,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:44:21,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:44:21,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:44:21,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:44:21,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:44:21,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:44:21,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:44:21,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:44:21,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:44:21,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:44:21,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:44:21,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:44:21,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:44:21,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:44:21,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:44:21,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:44:21,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:44:21,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:44:21,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:44:21,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:44:21,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:44:21,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:44:21,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:44:21,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:44:21,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:44:21,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:44:21,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:44:21,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:44:21,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:44:21,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:44:21,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:44:21,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:44:21,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:44:21,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:44:21,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:44:21,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:44:21,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:44:21,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:44:21,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-10-29 05:44:21,364 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:44:21,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:44:21,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:44:21,367 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:44:21,367 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:44:21,367 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:44:21,368 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:44:21,368 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:44:21,368 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:44:21,368 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:44:21,369 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:44:21,370 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:44:21,370 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:44:21,370 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:44:21,371 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:44:21,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:44:21,372 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:44:21,372 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:44:21,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:44:21,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:44:21,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:44:21,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:44:21,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:44:21,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:44:21,373 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-29 05:44:21,374 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:44:21,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:44:21,374 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:44:21,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:44:21,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:44:21,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:44:21,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:44:21,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:44:21,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:44:21,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:44:21,378 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:44:21,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:44:21,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:44:21,379 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:44:21,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:44:21,379 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 [2021-10-29 05:44:21,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:44:21,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:44:21,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:44:21,796 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:44:21,796 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:44:21,797 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/recursive-simple/id_o200.c [2021-10-29 05:44:21,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/data/29914104f/d2e5bba14bed4cfdba0ea7396c0d4ad5/FLAGbb4c99669 [2021-10-29 05:44:22,361 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:44:22,362 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/sv-benchmarks/c/recursive-simple/id_o200.c [2021-10-29 05:44:22,375 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/data/29914104f/d2e5bba14bed4cfdba0ea7396c0d4ad5/FLAGbb4c99669 [2021-10-29 05:44:22,706 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/data/29914104f/d2e5bba14bed4cfdba0ea7396c0d4ad5 [2021-10-29 05:44:22,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:44:22,711 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:44:22,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:44:22,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:44:22,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:44:22,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:22,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f2c2bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22, skipping insertion in model container [2021-10-29 05:44:22,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:22,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:44:22,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:44:22,914 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_dc191be5-988d-46c6-916d-4752726ac339/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-10-29 05:44:22,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:44:22,954 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:44:22,972 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_dc191be5-988d-46c6-916d-4752726ac339/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-10-29 05:44:22,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:44:22,987 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:44:22,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22 WrapperNode [2021-10-29 05:44:22,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:44:22,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:44:22,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:44:22,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:44:23,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:23,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:23,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:44:23,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:44:23,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:44:23,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:44:23,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:23,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:23,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:23,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:23,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:23,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:23,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:23,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:44:23,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:44:23,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:44:23,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:44:23,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22" (1/1) ... [2021-10-29 05:44:23,066 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:44:23,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:44:23,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:44:23,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:44:23,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:44:23,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:44:23,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 05:44:23,153 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-29 05:44:23,153 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-29 05:44:23,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:44:23,382 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:44:23,398 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 05:44:23,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:44:23 BoogieIcfgContainer [2021-10-29 05:44:23,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:44:23,403 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:44:23,404 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:44:23,408 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:44:23,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:44:22" (1/3) ... [2021-10-29 05:44:23,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17cefeab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:44:23, skipping insertion in model container [2021-10-29 05:44:23,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:44:22" (2/3) ... [2021-10-29 05:44:23,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17cefeab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:44:23, skipping insertion in model container [2021-10-29 05:44:23,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:44:23" (3/3) ... [2021-10-29 05:44:23,412 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o200.c [2021-10-29 05:44:23,418 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:44:23,424 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-29 05:44:23,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17cefeab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:44:23, skipping insertion in model container [2021-10-29 05:44:23,426 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:44:23,427 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:44:23,427 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:44:23,427 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:44:23,428 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:44:23" (3/3) ... [2021-10-29 05:44:23,433 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:44:23,439 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-29 05:44:23,443 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-29 05:44:23,444 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-29 05:44:23,444 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:44:23,444 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:44:23,487 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:44:23,487 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:44:23,489 INFO L168 Benchmark]: Toolchain (without parser) took 776.85 ms. Allocated memory is still 111.1 MB. Free memory was 68.2 MB in the beginning and 69.3 MB in the end (delta: -1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:44:23,490 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 111.1 MB. Free memory is still 84.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:44:23,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 273.44 ms. Allocated memory is still 111.1 MB. Free memory was 68.0 MB in the beginning and 85.6 MB in the end (delta: -17.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:44:23,492 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.66 ms. Allocated memory is still 111.1 MB. Free memory was 85.6 MB in the beginning and 84.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:44:23,493 INFO L168 Benchmark]: Boogie Preprocessor took 28.88 ms. Allocated memory is still 111.1 MB. Free memory was 84.4 MB in the beginning and 83.4 MB in the end (delta: 928.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:44:23,494 INFO L168 Benchmark]: RCFGBuilder took 341.99 ms. Allocated memory is still 111.1 MB. Free memory was 83.4 MB in the beginning and 73.0 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:44:23,495 INFO L168 Benchmark]: TraceAbstraction took 22.53 ms. Allocated memory is still 111.1 MB. Free memory was 72.6 MB in the beginning and 71.8 MB in the end (delta: 810.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:44:23,497 INFO L168 Benchmark]: Witness Printer took 60.50 ms. Allocated memory is still 111.1 MB. Free memory was 71.4 MB in the beginning and 69.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:44:23,518 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 111.1 MB. Free memory is still 84.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 273.44 ms. Allocated memory is still 111.1 MB. Free memory was 68.0 MB in the beginning and 85.6 MB in the end (delta: -17.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.66 ms. Allocated memory is still 111.1 MB. Free memory was 85.6 MB in the beginning and 84.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.88 ms. Allocated memory is still 111.1 MB. Free memory was 84.4 MB in the beginning and 83.4 MB in the end (delta: 928.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 341.99 ms. Allocated memory is still 111.1 MB. Free memory was 83.4 MB in the beginning and 73.0 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 22.53 ms. Allocated memory is still 111.1 MB. Free memory was 72.6 MB in the beginning and 71.8 MB in the end (delta: 810.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 60.50 ms. Allocated memory is still 111.1 MB. Free memory was 71.4 MB in the beginning and 69.3 MB in the end (delta: 2.1 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! [2021-10-29 05:44:23,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc191be5-988d-46c6-916d-4752726ac339/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...