./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id2_b5_o10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b5_o10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be --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 8c08a983a7c0b08f878bb6cfb5a8d37d856d7302f69f84382c3f724537bcbd1e ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:12:35,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:12:35,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:12:35,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:12:35,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:12:35,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:12:35,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:12:35,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:12:35,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:12:35,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:12:35,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:12:35,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:12:35,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:12:35,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:12:35,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:12:35,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:12:35,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:12:35,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:12:35,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:12:35,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:12:35,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:12:35,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:12:35,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:12:35,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:12:35,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:12:35,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:12:35,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:12:35,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:12:35,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:12:35,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:12:35,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:12:35,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:12:35,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:12:35,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:12:35,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:12:35,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:12:35,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:12:35,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:12:35,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:12:35,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:12:35,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:12:35,398 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-21 19:12:35,446 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:12:35,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:12:35,447 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:12:35,447 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:12:35,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:12:35,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:12:35,449 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:12:35,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:12:35,450 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:12:35,450 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:12:35,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:12:35,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:12:35,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:12:35,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:12:35,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:12:35,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:12:35,453 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-21 19:12:35,453 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:12:35,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:12:35,454 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:12:35,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:12:35,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:12:35,455 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:12:35,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:12:35,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:12:35,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:12:35,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:12:35,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:12:35,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:12:35,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:12:35,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:12:35,466 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:12:35,467 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_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c08a983a7c0b08f878bb6cfb5a8d37d856d7302f69f84382c3f724537bcbd1e [2021-10-21 19:12:35,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:12:35,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:12:35,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:12:35,768 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:12:35,769 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:12:35,770 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/recursive-simple/id2_b5_o10.c [2021-10-21 19:12:35,874 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/data/7a59752b2/ac9090146efd4b6cabc65d49e0dffee1/FLAGa9276671a [2021-10-21 19:12:36,395 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:12:36,396 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/sv-benchmarks/c/recursive-simple/id2_b5_o10.c [2021-10-21 19:12:36,401 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/data/7a59752b2/ac9090146efd4b6cabc65d49e0dffee1/FLAGa9276671a [2021-10-21 19:12:36,778 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/data/7a59752b2/ac9090146efd4b6cabc65d49e0dffee1 [2021-10-21 19:12:36,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:12:36,788 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:12:36,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:12:36,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:12:36,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:12:36,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:12:36" (1/1) ... [2021-10-21 19:12:36,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65c9af84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:36, skipping insertion in model container [2021-10-21 19:12:36,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:12:36" (1/1) ... [2021-10-21 19:12:36,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:12:36,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:12:37,008 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_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/sv-benchmarks/c/recursive-simple/id2_b5_o10.c[773,786] [2021-10-21 19:12:37,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:12:37,026 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:12:37,042 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_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/sv-benchmarks/c/recursive-simple/id2_b5_o10.c[773,786] [2021-10-21 19:12:37,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:12:37,056 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:12:37,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37 WrapperNode [2021-10-21 19:12:37,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:12:37,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:12:37,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:12:37,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:12:37,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37" (1/1) ... [2021-10-21 19:12:37,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37" (1/1) ... [2021-10-21 19:12:37,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:12:37,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:12:37,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:12:37,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:12:37,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37" (1/1) ... [2021-10-21 19:12:37,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37" (1/1) ... [2021-10-21 19:12:37,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37" (1/1) ... [2021-10-21 19:12:37,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37" (1/1) ... [2021-10-21 19:12:37,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37" (1/1) ... [2021-10-21 19:12:37,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37" (1/1) ... [2021-10-21 19:12:37,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37" (1/1) ... [2021-10-21 19:12:37,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:12:37,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:12:37,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:12:37,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:12:37,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37" (1/1) ... [2021-10-21 19:12:37,117 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:12:37,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:12:37,143 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:12:37,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:12:37,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:12:37,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:12:37,195 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-10-21 19:12:37,196 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-10-21 19:12:37,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:12:37,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:12:37,205 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-21 19:12:37,208 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-21 19:12:37,437 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:12:37,437 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-21 19:12:37,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:12:37 BoogieIcfgContainer [2021-10-21 19:12:37,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:12:37,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:12:37,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:12:37,446 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:12:37,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:12:36" (1/3) ... [2021-10-21 19:12:37,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1681ac35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:12:37, skipping insertion in model container [2021-10-21 19:12:37,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:12:37" (2/3) ... [2021-10-21 19:12:37,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1681ac35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:12:37, skipping insertion in model container [2021-10-21 19:12:37,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:12:37" (3/3) ... [2021-10-21 19:12:37,450 INFO L111 eAbstractionObserver]: Analyzing ICFG id2_b5_o10.c [2021-10-21 19:12:37,456 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:12:37,456 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-21 19:12:37,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1681ac35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:12:37, skipping insertion in model container [2021-10-21 19:12:37,458 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:12:37,459 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:12:37,459 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:12:37,459 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:12:37,460 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:12:37" (3/3) ... [2021-10-21 19:12:37,464 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:12:37,471 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id2 [2021-10-21 19:12:37,472 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-21 19:12:37,477 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-21 19:12:37,477 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-21 19:12:37,477 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:12:37,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:12:37,534 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:12:37,534 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:12:37,537 INFO L168 Benchmark]: Toolchain (without parser) took 747.06 ms. Allocated memory was 83.9 MB in the beginning and 115.3 MB in the end (delta: 31.5 MB). Free memory was 48.7 MB in the beginning and 84.9 MB in the end (delta: -36.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:12:37,538 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 83.9 MB. Free memory is still 54.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:12:37,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.54 ms. Allocated memory is still 83.9 MB. Free memory was 48.5 MB in the beginning and 39.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:12:37,540 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.57 ms. Allocated memory is still 83.9 MB. Free memory was 38.9 MB in the beginning and 37.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:12:37,541 INFO L168 Benchmark]: Boogie Preprocessor took 20.47 ms. Allocated memory is still 83.9 MB. Free memory was 37.6 MB in the beginning and 36.7 MB in the end (delta: 919.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:12:37,542 INFO L168 Benchmark]: RCFGBuilder took 332.44 ms. Allocated memory was 83.9 MB in the beginning and 115.3 MB in the end (delta: 31.5 MB). Free memory was 36.6 MB in the beginning and 89.0 MB in the end (delta: -52.4 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:12:37,543 INFO L168 Benchmark]: TraceAbstraction took 16.04 ms. Allocated memory is still 115.3 MB. Free memory was 88.4 MB in the beginning and 87.5 MB in the end (delta: 943.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:12:37,545 INFO L168 Benchmark]: Witness Printer took 75.54 ms. Allocated memory is still 115.3 MB. Free memory was 87.5 MB in the beginning and 84.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:12:37,552 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 83.9 MB. Free memory is still 54.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 263.54 ms. Allocated memory is still 83.9 MB. Free memory was 48.5 MB in the beginning and 39.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 27.57 ms. Allocated memory is still 83.9 MB. Free memory was 38.9 MB in the beginning and 37.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 20.47 ms. Allocated memory is still 83.9 MB. Free memory was 37.6 MB in the beginning and 36.7 MB in the end (delta: 919.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 332.44 ms. Allocated memory was 83.9 MB in the beginning and 115.3 MB in the end (delta: 31.5 MB). Free memory was 36.6 MB in the beginning and 89.0 MB in the end (delta: -52.4 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 16.04 ms. Allocated memory is still 115.3 MB. Free memory was 88.4 MB in the beginning and 87.5 MB in the end (delta: 943.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 75.54 ms. Allocated memory is still 115.3 MB. Free memory was 87.5 MB in the beginning and 84.9 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! [2021-10-21 19:12:37,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab15697f-3f5e-47de-83e5-aca7d0f38f4b/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...