./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o200.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF --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 d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:44:16,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:44:17,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:44:17,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:44:17,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:44:17,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:44:17,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:44:17,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:44:17,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:44:17,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:44:17,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:44:17,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:44:17,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:44:17,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:44:17,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:44:17,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:44:17,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:44:17,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:44:17,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:44:17,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:44:17,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:44:17,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:44:17,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:44:17,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:44:17,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:44:17,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:44:17,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:44:17,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:44:17,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:44:17,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:44:17,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:44:17,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:44:17,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:44:17,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:44:17,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:44:17,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:44:17,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:44:17,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:44:17,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:44:17,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:44:17,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:44:17,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-11-20 06:44:17,160 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:44:17,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:44:17,160 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:44:17,161 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:44:17,162 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:44:17,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:44:17,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:44:17,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:44:17,168 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:44:17,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:44:17,169 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:44:17,170 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:44:17,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:44:17,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:44:17,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:44:17,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:44:17,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:44:17,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:44:17,171 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-20 06:44:17,172 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:44:17,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:44:17,172 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:44:17,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:44:17,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:44:17,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:44:17,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:44:17,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:44:17,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:44:17,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:44:17,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:44:17,175 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:44:17,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:44:17,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:44:17,176 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:44:17,176 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_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 [2021-11-20 06:44:17,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:44:17,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:44:17,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:44:17,596 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:44:17,597 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:44:17,599 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/recursive-simple/id_o200.c [2021-11-20 06:44:17,695 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/data/fe12ee395/1df45e09118748dbbd78e39a3934664d/FLAG6c37d7e13 [2021-11-20 06:44:18,171 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:44:18,171 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/sv-benchmarks/c/recursive-simple/id_o200.c [2021-11-20 06:44:18,177 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/data/fe12ee395/1df45e09118748dbbd78e39a3934664d/FLAG6c37d7e13 [2021-11-20 06:44:18,570 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/data/fe12ee395/1df45e09118748dbbd78e39a3934664d [2021-11-20 06:44:18,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:44:18,575 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:44:18,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:44:18,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:44:18,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:44:18,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1870ac19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18, skipping insertion in model container [2021-11-20 06:44:18,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:44:18,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:44:18,790 WARN L230 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_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-11-20 06:44:18,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:44:18,806 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:44:18,821 WARN L230 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_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-11-20 06:44:18,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:44:18,835 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:44:18,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18 WrapperNode [2021-11-20 06:44:18,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:44:18,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:44:18,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:44:18,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:44:18,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,873 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-20 06:44:18,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:44:18,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:44:18,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:44:18,874 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:44:18,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:44:18,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:44:18,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:44:18,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:44:18,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18" (1/1) ... [2021-11-20 06:44:18,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:44:18,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:18,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:18,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:44:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:44:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:44:18,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:44:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:44:18,988 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-20 06:44:18,988 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-20 06:44:19,063 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:44:19,065 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:44:19,214 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:44:19,221 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:44:19,221 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 06:44:19,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:44:19 BoogieIcfgContainer [2021-11-20 06:44:19,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:44:19,225 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:44:19,226 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:44:19,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:44:19,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:44:18" (1/3) ... [2021-11-20 06:44:19,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71224501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:44:19, skipping insertion in model container [2021-11-20 06:44:19,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:18" (2/3) ... [2021-11-20 06:44:19,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71224501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:44:19, skipping insertion in model container [2021-11-20 06:44:19,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:44:19" (3/3) ... [2021-11-20 06:44:19,233 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o200.c [2021-11-20 06:44:19,239 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:44:19,240 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-20 06:44:19,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71224501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 06:44:19, skipping insertion in model container [2021-11-20 06:44:19,242 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 06:44:19,242 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:44:19,243 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:44:19,243 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:44:19,243 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:44:19" (3/3) ... [2021-11-20 06:44:19,247 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 06:44:19,255 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-11-20 06:44:19,260 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-20 06:44:19,260 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-20 06:44:19,261 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-20 06:44:19,261 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 06:44:19,306 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 06:44:19,306 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:44:19,308 INFO L158 Benchmark]: Toolchain (without parser) took 732.19ms. Allocated memory is still 98.6MB. Free memory was 65.7MB in the beginning and 59.8MB in the end (delta: 5.9MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2021-11-20 06:44:19,309 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 98.6MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:44:19,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.52ms. Allocated memory is still 98.6MB. Free memory was 65.5MB in the beginning and 74.3MB in the end (delta: -8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:44:19,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.75ms. Allocated memory is still 98.6MB. Free memory was 74.3MB in the beginning and 73.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:44:19,315 INFO L158 Benchmark]: Boogie Preprocessor took 18.13ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 72.0MB in the end (delta: 957.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:44:19,316 INFO L158 Benchmark]: RCFGBuilder took 330.93ms. Allocated memory is still 98.6MB. Free memory was 72.0MB in the beginning and 63.6MB in the end (delta: 8.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 06:44:19,317 INFO L158 Benchmark]: TraceAbstraction took 16.24ms. Allocated memory is still 98.6MB. Free memory was 63.3MB in the beginning and 62.5MB in the end (delta: 832.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:44:19,318 INFO L158 Benchmark]: Witness Printer took 63.72ms. Allocated memory is still 98.6MB. Free memory was 62.1MB in the beginning and 59.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:44:19,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 98.6MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.52ms. Allocated memory is still 98.6MB. Free memory was 65.5MB in the beginning and 74.3MB in the end (delta: -8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.75ms. Allocated memory is still 98.6MB. Free memory was 74.3MB in the beginning and 73.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.13ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 72.0MB in the end (delta: 957.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 330.93ms. Allocated memory is still 98.6MB. Free memory was 72.0MB in the beginning and 63.6MB in the end (delta: 8.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 16.24ms. Allocated memory is still 98.6MB. Free memory was 63.3MB in the beginning and 62.5MB in the end (delta: 832.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 63.72ms. Allocated memory is still 98.6MB. Free memory was 62.1MB in the beginning and 59.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * 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! [2021-11-20 06:44:19,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b6510d-eccd-4e99-8ce8-f2e1f8e9321e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE