./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_o3.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_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/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_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/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_105bec94-49e6-4a4a-97ee-e2b740e39560/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 862de3da7324bf897583f86d3cb756f668fc7c871c8791ecf46f087893ee7b09 .............................................................................................................................................................................................................. 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 23:38:44,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:38:44,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:38:44,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:38:44,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:38:44,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:38:44,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:38:44,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:38:44,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:38:44,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:38:44,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:38:44,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:38:44,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:38:44,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:38:44,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:38:44,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:38:44,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:38:44,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:38:44,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:38:44,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:38:44,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:38:44,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:38:44,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:38:44,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:38:44,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:38:44,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:38:44,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:38:44,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:38:44,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:38:44,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:38:44,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:38:44,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:38:44,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:38:44,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:38:44,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:38:44,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:38:44,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:38:44,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:38:44,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:38:44,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:38:44,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:38:44,842 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-28 23:38:44,893 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:38:44,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:38:44,894 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:38:44,894 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:38:44,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:38:44,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:38:44,897 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:38:44,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:38:44,897 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:38:44,898 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:38:44,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:38:44,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:38:44,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:38:44,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:38:44,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:38:44,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:38:44,902 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-28 23:38:44,902 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:38:44,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:38:44,902 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:38:44,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:38:44,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:38:44,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:38:44,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:38:44,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:38:44,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:38:44,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:38:44,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:38:44,905 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:38:44,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:38:44,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:38:44,908 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:38:44,909 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_105bec94-49e6-4a4a-97ee-e2b740e39560/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 862de3da7324bf897583f86d3cb756f668fc7c871c8791ecf46f087893ee7b09 [2021-10-28 23:38:45,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:38:45,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:38:45,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:38:45,291 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:38:45,292 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:38:45,294 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/recursive-simple/id_o3.c [2021-10-28 23:38:45,383 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/data/07210d7ad/b1b23693cbba44ae9e8e1a364c770d0e/FLAGc041051ce [2021-10-28 23:38:46,049 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:38:46,050 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/sv-benchmarks/c/recursive-simple/id_o3.c [2021-10-28 23:38:46,063 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/data/07210d7ad/b1b23693cbba44ae9e8e1a364c770d0e/FLAGc041051ce [2021-10-28 23:38:46,411 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/data/07210d7ad/b1b23693cbba44ae9e8e1a364c770d0e [2021-10-28 23:38:46,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:38:46,416 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:38:46,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:38:46,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:38:46,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:38:46,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c2402a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46, skipping insertion in model container [2021-10-28 23:38:46,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:38:46,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:38:46,689 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_105bec94-49e6-4a4a-97ee-e2b740e39560/sv-benchmarks/c/recursive-simple/id_o3.c[514,527] [2021-10-28 23:38:46,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:38:46,702 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:38:46,719 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_105bec94-49e6-4a4a-97ee-e2b740e39560/sv-benchmarks/c/recursive-simple/id_o3.c[514,527] [2021-10-28 23:38:46,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:38:46,736 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:38:46,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46 WrapperNode [2021-10-28 23:38:46,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:38:46,739 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:38:46,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:38:46,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:38:46,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:38:46,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:38:46,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:38:46,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:38:46,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:38:46,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:38:46,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:38:46,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:38:46,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46" (1/1) ... [2021-10-28 23:38:46,814 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:38:46,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:38:46,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:38:46,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:38:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:38:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:38:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:38:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-28 23:38:46,917 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-28 23:38:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:38:47,184 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:38:47,185 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-28 23:38:47,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:38:47 BoogieIcfgContainer [2021-10-28 23:38:47,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:38:47,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:38:47,190 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:38:47,194 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:38:47,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:38:46" (1/3) ... [2021-10-28 23:38:47,196 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b40ba08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:38:47, skipping insertion in model container [2021-10-28 23:38:47,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:38:46" (2/3) ... [2021-10-28 23:38:47,197 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b40ba08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:38:47, skipping insertion in model container [2021-10-28 23:38:47,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:38:47" (3/3) ... [2021-10-28 23:38:47,199 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o3.c [2021-10-28 23:38:47,206 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:38:47,206 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-28 23:38:47,209 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b40ba08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:38:47, skipping insertion in model container [2021-10-28 23:38:47,209 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:38:47,210 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:38:47,210 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:38:47,211 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:38:47,211 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:38:47" (3/3) ... [2021-10-28 23:38:47,216 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:38:47,225 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-28 23:38:47,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-28 23:38:47,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 23:38:47,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:38:47,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:38:47,275 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:38:47,276 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:38:47,278 INFO L168 Benchmark]: Toolchain (without parser) took 861.29 ms. Allocated memory is still 100.7 MB. Free memory was 58.3 MB in the beginning and 60.3 MB in the end (delta: -2.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:38:47,279 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 100.7 MB. Free memory is still 74.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:38:47,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.77 ms. Allocated memory is still 100.7 MB. Free memory was 58.0 MB in the beginning and 75.3 MB in the end (delta: -17.3 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:38:47,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.62 ms. Allocated memory is still 100.7 MB. Free memory was 75.1 MB in the beginning and 74.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:38:47,283 INFO L168 Benchmark]: Boogie Preprocessor took 22.47 ms. Allocated memory is still 100.7 MB. Free memory was 74.0 MB in the beginning and 73.1 MB in the end (delta: 919.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:38:47,284 INFO L168 Benchmark]: RCFGBuilder took 384.84 ms. Allocated memory is still 100.7 MB. Free memory was 72.8 MB in the beginning and 64.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:38:47,285 INFO L168 Benchmark]: TraceAbstraction took 19.73 ms. Allocated memory is still 100.7 MB. Free memory was 63.7 MB in the beginning and 62.8 MB in the end (delta: 928.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:38:47,286 INFO L168 Benchmark]: Witness Printer took 66.15 ms. Allocated memory is still 100.7 MB. Free memory was 62.6 MB in the beginning and 60.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:38:47,292 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 100.7 MB. Free memory is still 74.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 319.77 ms. Allocated memory is still 100.7 MB. Free memory was 58.0 MB in the beginning and 75.3 MB in the end (delta: -17.3 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.62 ms. Allocated memory is still 100.7 MB. Free memory was 75.1 MB in the beginning and 74.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.47 ms. Allocated memory is still 100.7 MB. Free memory was 74.0 MB in the beginning and 73.1 MB in the end (delta: 919.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 384.84 ms. Allocated memory is still 100.7 MB. Free memory was 72.8 MB in the beginning and 64.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19.73 ms. Allocated memory is still 100.7 MB. Free memory was 63.7 MB in the beginning and 62.8 MB in the end (delta: 928.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 66.15 ms. Allocated memory is still 100.7 MB. Free memory was 62.6 MB in the beginning and 60.3 MB in the end (delta: 2.3 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 23:38:47,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105bec94-49e6-4a4a-97ee-e2b740e39560/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...