./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_o10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF --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 4bb99911cbd112fadfd665fb729cfe0ed3dacf957fcff0e177d295c79af00a62 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 01:30:13,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 01:30:13,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 01:30:14,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 01:30:14,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 01:30:14,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 01:30:14,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 01:30:14,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 01:30:14,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 01:30:14,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 01:30:14,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 01:30:14,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 01:30:14,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 01:30:14,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 01:30:14,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 01:30:14,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 01:30:14,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 01:30:14,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 01:30:14,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 01:30:14,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 01:30:14,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 01:30:14,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 01:30:14,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 01:30:14,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 01:30:14,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 01:30:14,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 01:30:14,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 01:30:14,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 01:30:14,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 01:30:14,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 01:30:14,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 01:30:14,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 01:30:14,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 01:30:14,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 01:30:14,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 01:30:14,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 01:30:14,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 01:30:14,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 01:30:14,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 01:30:14,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 01:30:14,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 01:30:14,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-13 01:30:14,227 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 01:30:14,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 01:30:14,230 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 01:30:14,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 01:30:14,231 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 01:30:14,231 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 01:30:14,232 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 01:30:14,232 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 01:30:14,240 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 01:30:14,240 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 01:30:14,242 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 01:30:14,242 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 01:30:14,242 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 01:30:14,243 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 01:30:14,243 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 01:30:14,243 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 01:30:14,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 01:30:14,245 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 01:30:14,245 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 01:30:14,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 01:30:14,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 01:30:14,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 01:30:14,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 01:30:14,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 01:30:14,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 01:30:14,247 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 01:30:14,247 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 01:30:14,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 01:30:14,248 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 01:30:14,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 01:30:14,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 01:30:14,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 01:30:14,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 01:30:14,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 01:30:14,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 01:30:14,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 01:30:14,250 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 01:30:14,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 01:30:14,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 01:30:14,251 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 01:30:14,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 01:30:14,252 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_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bb99911cbd112fadfd665fb729cfe0ed3dacf957fcff0e177d295c79af00a62 [2021-11-13 01:30:14,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 01:30:14,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 01:30:14,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 01:30:14,668 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 01:30:14,669 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 01:30:14,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/recursive-simple/id_o10.c [2021-11-13 01:30:14,747 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/data/a19708012/28b0a2d3b71b43ae9814690f0914393b/FLAG9a36bc4a7 [2021-11-13 01:30:15,311 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 01:30:15,313 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/sv-benchmarks/c/recursive-simple/id_o10.c [2021-11-13 01:30:15,325 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/data/a19708012/28b0a2d3b71b43ae9814690f0914393b/FLAG9a36bc4a7 [2021-11-13 01:30:15,656 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/data/a19708012/28b0a2d3b71b43ae9814690f0914393b [2021-11-13 01:30:15,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 01:30:15,660 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 01:30:15,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 01:30:15,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 01:30:15,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 01:30:15,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:15,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a31ecf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15, skipping insertion in model container [2021-11-13 01:30:15,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:15,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 01:30:15,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 01:30:15,919 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_b76b8008-a450-4f71-a011-3e021f22bdba/sv-benchmarks/c/recursive-simple/id_o10.c[516,529] [2021-11-13 01:30:15,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 01:30:15,931 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 01:30:15,948 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_b76b8008-a450-4f71-a011-3e021f22bdba/sv-benchmarks/c/recursive-simple/id_o10.c[516,529] [2021-11-13 01:30:15,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 01:30:15,965 INFO L208 MainTranslator]: Completed translation [2021-11-13 01:30:15,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15 WrapperNode [2021-11-13 01:30:15,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 01:30:15,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 01:30:15,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 01:30:15,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 01:30:15,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:15,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:16,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 01:30:16,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 01:30:16,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 01:30:16,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 01:30:16,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:16,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:16,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:16,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:16,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:16,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:16,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:16,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 01:30:16,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 01:30:16,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 01:30:16,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 01:30:16,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15" (1/1) ... [2021-11-13 01:30:16,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 01:30:16,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 01:30:16,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 01:30:16,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 01:30:16,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 01:30:16,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 01:30:16,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 01:30:16,135 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-13 01:30:16,136 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-13 01:30:16,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 01:30:16,406 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 01:30:16,407 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 01:30:16,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:30:16 BoogieIcfgContainer [2021-11-13 01:30:16,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 01:30:16,414 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 01:30:16,414 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 01:30:16,419 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 01:30:16,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:30:15" (1/3) ... [2021-11-13 01:30:16,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77999e5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:30:16, skipping insertion in model container [2021-11-13 01:30:16,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:30:15" (2/3) ... [2021-11-13 01:30:16,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77999e5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:30:16, skipping insertion in model container [2021-11-13 01:30:16,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:30:16" (3/3) ... [2021-11-13 01:30:16,427 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o10.c [2021-11-13 01:30:16,440 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 01:30:16,440 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-13 01:30:16,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77999e5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 01:30:16, skipping insertion in model container [2021-11-13 01:30:16,442 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 01:30:16,443 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 01:30:16,444 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 01:30:16,444 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 01:30:16,444 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:30:16" (3/3) ... [2021-11-13 01:30:16,448 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 01:30:16,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-11-13 01:30:16,464 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-13 01:30:16,464 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-13 01:30:16,464 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-13 01:30:16,465 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 01:30:16,533 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-13 01:30:16,533 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 01:30:16,541 INFO L158 Benchmark]: Toolchain (without parser) took 873.80ms. Allocated memory is still 132.1MB. Free memory was 92.2MB in the beginning and 89.7MB in the end (delta: 2.6MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2021-11-13 01:30:16,542 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 132.1MB. Free memory is still 108.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 01:30:16,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.48ms. Allocated memory is still 132.1MB. Free memory was 92.0MB in the beginning and 105.4MB in the end (delta: -13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 01:30:16,544 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.25ms. Allocated memory is still 132.1MB. Free memory was 105.4MB in the beginning and 104.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 01:30:16,544 INFO L158 Benchmark]: Boogie Preprocessor took 36.95ms. Allocated memory is still 132.1MB. Free memory was 104.3MB in the beginning and 103.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 01:30:16,545 INFO L158 Benchmark]: RCFGBuilder took 359.98ms. Allocated memory is still 132.1MB. Free memory was 103.3MB in the beginning and 93.3MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 01:30:16,546 INFO L158 Benchmark]: TraceAbstraction took 28.48ms. Allocated memory is still 132.1MB. Free memory was 92.8MB in the beginning and 92.3MB in the end (delta: 515.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 01:30:16,547 INFO L158 Benchmark]: Witness Printer took 89.78ms. Allocated memory is still 132.1MB. Free memory was 91.8MB in the beginning and 89.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 01:30:16,551 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 132.1MB. Free memory is still 108.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.48ms. Allocated memory is still 132.1MB. Free memory was 92.0MB in the beginning and 105.4MB in the end (delta: -13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.25ms. Allocated memory is still 132.1MB. Free memory was 105.4MB in the beginning and 104.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.95ms. Allocated memory is still 132.1MB. Free memory was 104.3MB in the beginning and 103.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 359.98ms. Allocated memory is still 132.1MB. Free memory was 103.3MB in the beginning and 93.3MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 28.48ms. Allocated memory is still 132.1MB. Free memory was 92.8MB in the beginning and 92.3MB in the end (delta: 515.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 89.78ms. Allocated memory is still 132.1MB. Free memory was 91.8MB in the beginning and 89.7MB in the end (delta: 2.1MB). 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! [2021-11-13 01:30:16,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76b8008-a450-4f71-a011-3e021f22bdba/bin/utaipan-vmNK8stdcF/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