./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/sum02-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/sum02-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8 --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 80bce81184682208d15520c2d0ae5d9c5f1236c4de557bfddd91c6f88a04aad8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:55:41,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:55:41,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:55:41,945 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:55:41,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:55:41,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:55:41,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:55:41,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:55:41,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:55:41,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:55:41,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:55:41,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:55:41,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:55:41,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:55:41,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:55:41,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:55:41,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:55:41,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:55:41,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:55:42,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:55:42,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:55:42,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:55:42,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:55:42,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:55:42,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:55:42,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:55:42,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:55:42,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:55:42,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:55:42,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:55:42,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:55:42,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:55:42,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:55:42,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:55:42,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:55:42,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:55:42,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:55:42,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:55:42,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:55:42,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:55:42,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:55:42,043 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-07 00:55:42,103 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:55:42,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:55:42,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:55:42,107 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:55:42,107 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:55:42,108 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:55:42,108 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 00:55:42,108 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:55:42,116 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:55:42,117 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 00:55:42,118 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 00:55:42,119 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:55:42,119 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 00:55:42,120 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 00:55:42,120 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 00:55:42,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:55:42,121 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 00:55:42,122 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 00:55:42,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 00:55:42,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 00:55:42,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:55:42,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:55:42,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:55:42,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:55:42,124 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-07 00:55:42,124 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 00:55:42,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:55:42,125 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:55:42,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:55:42,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:55:42,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:55:42,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:55:42,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:55:42,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:55:42,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:55:42,127 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 00:55:42,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 00:55:42,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:55:42,128 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:55:42,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:55:42,129 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_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80bce81184682208d15520c2d0ae5d9c5f1236c4de557bfddd91c6f88a04aad8 [2021-11-07 00:55:42,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:55:42,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:55:42,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:55:42,501 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:55:42,502 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:55:42,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/bitvector/sum02-2.c [2021-11-07 00:55:42,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/data/76591f873/e3c03b6517fb485ba67adcead72af1da/FLAGcc932f378 [2021-11-07 00:55:43,209 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:55:43,210 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/sv-benchmarks/c/bitvector/sum02-2.c [2021-11-07 00:55:43,218 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/data/76591f873/e3c03b6517fb485ba67adcead72af1da/FLAGcc932f378 [2021-11-07 00:55:43,590 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/data/76591f873/e3c03b6517fb485ba67adcead72af1da [2021-11-07 00:55:43,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:55:43,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:55:43,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:55:43,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:55:43,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:55:43,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:43,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bfeef80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43, skipping insertion in model container [2021-11-07 00:55:43,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:43,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:55:43,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:55:43,874 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_6910ce71-814c-4907-ab17-56b811529a74/sv-benchmarks/c/bitvector/sum02-2.c[711,724] [2021-11-07 00:55:43,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:55:43,895 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 00:55:43,908 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_6910ce71-814c-4907-ab17-56b811529a74/sv-benchmarks/c/bitvector/sum02-2.c[711,724] [2021-11-07 00:55:43,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:55:43,928 INFO L208 MainTranslator]: Completed translation [2021-11-07 00:55:43,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43 WrapperNode [2021-11-07 00:55:43,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:55:43,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 00:55:43,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 00:55:43,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 00:55:43,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:43,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:43,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 00:55:43,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 00:55:43,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 00:55:43,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 00:55:43,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:43,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:43,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:43,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:43,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:43,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:43,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:43,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 00:55:43,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 00:55:43,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 00:55:43,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 00:55:43,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43" (1/1) ... [2021-11-07 00:55:44,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:55:44,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:55:44,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 00:55:44,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 00:55:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 00:55:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 00:55:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 00:55:44,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 00:55:50,921 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 00:55:50,922 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-11-07 00:55:50,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:55:50 BoogieIcfgContainer [2021-11-07 00:55:50,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 00:55:50,926 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 00:55:50,926 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 00:55:50,930 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 00:55:50,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:55:43" (1/3) ... [2021-11-07 00:55:50,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@514006e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:55:50, skipping insertion in model container [2021-11-07 00:55:50,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:43" (2/3) ... [2021-11-07 00:55:50,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@514006e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:55:50, skipping insertion in model container [2021-11-07 00:55:50,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:55:50" (3/3) ... [2021-11-07 00:55:50,933 INFO L111 eAbstractionObserver]: Analyzing ICFG sum02-2.c [2021-11-07 00:55:50,938 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 00:55:50,938 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 00:55:50,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@514006e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:55:50, skipping insertion in model container [2021-11-07 00:55:50,941 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 00:55:50,943 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 00:55:50,943 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 00:55:50,943 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 00:55:50,944 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:55:50" (3/3) ... [2021-11-07 00:55:50,948 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 00:55:50,963 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-07 00:55:50,964 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-07 00:55:50,964 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 00:55:50,965 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 00:55:51,035 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 00:55:51,038 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 00:55:51,040 INFO L168 Benchmark]: Toolchain (without parser) took 7444.89 ms. Allocated memory is still 92.3 MB. Free memory was 53.8 MB in the beginning and 50.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 1.8 MB. Max. memory is 16.1 GB. [2021-11-07 00:55:51,041 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 70.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:55:51,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.14 ms. Allocated memory is still 92.3 MB. Free memory was 53.6 MB in the beginning and 68.7 MB in the end (delta: -15.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:55:51,050 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.41 ms. Allocated memory is still 92.3 MB. Free memory was 68.5 MB in the beginning and 67.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:55:51,052 INFO L168 Benchmark]: Boogie Preprocessor took 23.65 ms. Allocated memory is still 92.3 MB. Free memory was 67.1 MB in the beginning and 66.2 MB in the end (delta: 934.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:55:51,053 INFO L168 Benchmark]: RCFGBuilder took 6930.36 ms. Allocated memory is still 92.3 MB. Free memory was 66.0 MB in the beginning and 53.9 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 00:55:51,053 INFO L168 Benchmark]: TraceAbstraction took 15.06 ms. Allocated memory is still 92.3 MB. Free memory was 53.5 MB in the beginning and 52.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:55:51,054 INFO L168 Benchmark]: Witness Printer took 95.08 ms. Allocated memory is still 92.3 MB. Free memory was 52.5 MB in the beginning and 50.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:55:51,067 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 70.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 322.14 ms. Allocated memory is still 92.3 MB. Free memory was 53.6 MB in the beginning and 68.7 MB in the end (delta: -15.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 38.41 ms. Allocated memory is still 92.3 MB. Free memory was 68.5 MB in the beginning and 67.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.65 ms. Allocated memory is still 92.3 MB. Free memory was 67.1 MB in the beginning and 66.2 MB in the end (delta: 934.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 6930.36 ms. Allocated memory is still 92.3 MB. Free memory was 66.0 MB in the beginning and 53.9 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15.06 ms. Allocated memory is still 92.3 MB. Free memory was 53.5 MB in the beginning and 52.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 95.08 ms. Allocated memory is still 92.3 MB. Free memory was 52.5 MB in the beginning and 50.1 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! [2021-11-07 00:55:51,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6910ce71-814c-4907-ab17-56b811529a74/bin/utaipan-UUZaoUuFF8/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