./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN --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 64bit --witnessprinter.graph.data.programhash cc9dc3f3b40fd32688c4903d2e1e773b9baedac8b6be748e1e6c0628d2f47831 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:50:05,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:50:05,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:50:05,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:50:05,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:50:05,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:50:05,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:50:05,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:50:05,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:50:05,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:50:05,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:50:05,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:50:05,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:50:05,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:50:05,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:50:05,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:50:05,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:50:05,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:50:05,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:50:05,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:50:06,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:50:06,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:50:06,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:50:06,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:50:06,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:50:06,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:50:06,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:50:06,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:50:06,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:50:06,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:50:06,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:50:06,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:50:06,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:50:06,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:50:06,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:50:06,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:50:06,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:50:06,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:50:06,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:50:06,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:50:06,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:50:06,042 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-20 10:50:06,064 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:50:06,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:50:06,064 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:50:06,065 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:50:06,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:50:06,065 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:50:06,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:50:06,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:50:06,067 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:50:06,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:50:06,067 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:50:06,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:50:06,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:50:06,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:50:06,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:50:06,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:50:06,068 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 10:50:06,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:50:06,068 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:50:06,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:50:06,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:50:06,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:50:06,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:50:06,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:50:06,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:50:06,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:50:06,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:50:06,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:50:06,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:50:06,071 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:50:06,071 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:50:06,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:50:06,071 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_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc9dc3f3b40fd32688c4903d2e1e773b9baedac8b6be748e1e6c0628d2f47831 [2022-11-20 10:50:06,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:50:06,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:50:06,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:50:06,419 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:50:06,419 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:50:06,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_bad.i [2022-11-20 10:50:09,473 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:50:09,859 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:50:09,860 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_bad.i [2022-11-20 10:50:09,898 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/data/046cf72ec/9a384930a50045a3ae84fc3e9e1e8049/FLAG97d4a34ae [2022-11-20 10:50:09,918 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/data/046cf72ec/9a384930a50045a3ae84fc3e9e1e8049 [2022-11-20 10:50:09,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:50:09,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:50:09,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:50:09,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:50:09,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:50:09,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:50:09" (1/1) ... [2022-11-20 10:50:09,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d0a659f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:09, skipping insertion in model container [2022-11-20 10:50:09,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:50:09" (1/1) ... [2022-11-20 10:50:09,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:50:09,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:50:10,476 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:50:11,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:50:11,081 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:50:11,113 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:50:11,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:50:11,328 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:50:11,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11 WrapperNode [2022-11-20 10:50:11,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:50:11,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:50:11,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:50:11,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:50:11,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (1/1) ... [2022-11-20 10:50:11,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (1/1) ... [2022-11-20 10:50:11,418 INFO L138 Inliner]: procedures = 502, calls = 64, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 57 [2022-11-20 10:50:11,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:50:11,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:50:11,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:50:11,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:50:11,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (1/1) ... [2022-11-20 10:50:11,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (1/1) ... [2022-11-20 10:50:11,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (1/1) ... [2022-11-20 10:50:11,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (1/1) ... [2022-11-20 10:50:11,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (1/1) ... [2022-11-20 10:50:11,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (1/1) ... [2022-11-20 10:50:11,456 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (1/1) ... [2022-11-20 10:50:11,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (1/1) ... [2022-11-20 10:50:11,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:50:11,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:50:11,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:50:11,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:50:11,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (1/1) ... [2022-11-20 10:50:11,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:50:11,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:50:11,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:50:11,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:50:11,556 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 10:50:11,556 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 10:50:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 10:50:11,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:50:11,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 10:50:11,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:50:11,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:50:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:50:11,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:50:11,560 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 10:50:11,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:50:11,733 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:50:11,735 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:50:11,904 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:50:11,918 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:50:11,918 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:50:11,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:50:11 BoogieIcfgContainer [2022-11-20 10:50:11,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:50:11,923 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:50:11,924 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:50:11,928 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:50:11,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:50:09" (1/3) ... [2022-11-20 10:50:11,929 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50390fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:50:11, skipping insertion in model container [2022-11-20 10:50:11,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:11" (2/3) ... [2022-11-20 10:50:11,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50390fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:50:11, skipping insertion in model container [2022-11-20 10:50:11,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:50:11" (3/3) ... [2022-11-20 10:50:11,931 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_add_65_bad.i [2022-11-20 10:50:11,953 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:50:11,953 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 10:50:12,007 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:50:12,013 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@36597821, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:50:12,014 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 10:50:12,018 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 20 states have internal predecessors, (21), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-20 10:50:12,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 10:50:12,027 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:50:12,027 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:50:12,028 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 10:50:12,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:50:12,033 INFO L85 PathProgramCache]: Analyzing trace with hash -391249206, now seen corresponding path program 1 times [2022-11-20 10:50:12,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:50:12,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990466995] [2022-11-20 10:50:12,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:50:12,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:50:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:50:12,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:50:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:50:12,340 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:50:12,348 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 10:50:12,350 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-20 10:50:12,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-20 10:50:12,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 10:50:12,358 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-20 10:50:12,369 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 10:50:12,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:50:12 BoogieIcfgContainer [2022-11-20 10:50:12,408 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:50:12,408 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:50:12,409 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:50:12,409 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:50:12,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:50:11" (3/4) ... [2022-11-20 10:50:12,414 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:50:12,414 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:50:12,415 INFO L158 Benchmark]: Toolchain (without parser) took 2493.17ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 122.1MB in the beginning and 137.2MB in the end (delta: -15.0MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-11-20 10:50:12,416 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:50:12,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1406.86ms. Allocated memory is still 157.3MB. Free memory was 122.1MB in the beginning and 75.7MB in the end (delta: 46.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-11-20 10:50:12,417 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.03ms. Allocated memory is still 157.3MB. Free memory was 75.7MB in the beginning and 72.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:50:12,418 INFO L158 Benchmark]: Boogie Preprocessor took 41.02ms. Allocated memory is still 157.3MB. Free memory was 72.3MB in the beginning and 71.5MB in the end (delta: 775.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:50:12,418 INFO L158 Benchmark]: RCFGBuilder took 457.55ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 71.0MB in the beginning and 155.0MB in the end (delta: -84.0MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2022-11-20 10:50:12,419 INFO L158 Benchmark]: TraceAbstraction took 484.35ms. Allocated memory is still 188.7MB. Free memory was 155.0MB in the beginning and 137.2MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 10:50:12,420 INFO L158 Benchmark]: Witness Printer took 5.65ms. Allocated memory is still 188.7MB. Free memory is still 137.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:50:12,423 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1406.86ms. Allocated memory is still 157.3MB. Free memory was 122.1MB in the beginning and 75.7MB in the end (delta: 46.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.03ms. Allocated memory is still 157.3MB. Free memory was 75.7MB in the beginning and 72.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.02ms. Allocated memory is still 157.3MB. Free memory was 72.3MB in the beginning and 71.5MB in the end (delta: 775.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 457.55ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 71.0MB in the beginning and 155.0MB in the end (delta: -84.0MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * TraceAbstraction took 484.35ms. Allocated memory is still 188.7MB. Free memory was 155.0MB in the beginning and 137.2MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.65ms. Allocated memory is still 188.7MB. Free memory is still 137.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [\old(argc)=2147483651, argc=2147483651, argv={2147483650:2147483653}, argv={2147483650:2147483653}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_fgets_add_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE190_Integer_Overflow__int_fgets_add_65b_badSink; [L1553] data = 0 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1565] CALL funcPtr(data) [L1578] data + 1 VAL [\old(data)=2147483647, data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 24 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 10:50:12,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN --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 64bit --witnessprinter.graph.data.programhash cc9dc3f3b40fd32688c4903d2e1e773b9baedac8b6be748e1e6c0628d2f47831 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:50:15,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:50:15,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:50:15,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:50:15,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:50:15,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:50:15,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:50:15,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:50:15,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:50:15,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:50:15,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:50:15,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:50:15,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:50:15,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:50:15,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:50:15,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:50:15,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:50:15,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:50:15,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:50:15,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:50:15,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:50:15,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:50:15,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:50:15,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:50:15,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:50:15,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:50:15,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:50:15,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:50:15,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:50:15,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:50:15,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:50:15,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:50:15,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:50:15,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:50:15,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:50:15,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:50:15,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:50:15,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:50:15,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:50:15,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:50:15,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:50:15,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-20 10:50:15,217 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:50:15,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:50:15,218 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:50:15,219 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:50:15,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:50:15,220 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:50:15,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:50:15,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:50:15,221 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:50:15,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:50:15,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:50:15,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:50:15,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:50:15,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:50:15,223 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:50:15,223 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 10:50:15,223 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 10:50:15,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:50:15,223 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:50:15,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:50:15,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:50:15,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:50:15,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:50:15,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:50:15,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:50:15,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:50:15,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:50:15,225 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 10:50:15,226 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 10:50:15,226 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:50:15,226 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:50:15,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:50:15,227 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 10:50:15,227 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc9dc3f3b40fd32688c4903d2e1e773b9baedac8b6be748e1e6c0628d2f47831 [2022-11-20 10:50:15,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:50:15,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:50:15,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:50:15,618 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:50:15,619 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:50:15,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_bad.i [2022-11-20 10:50:18,698 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:50:19,103 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:50:19,103 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_bad.i [2022-11-20 10:50:19,122 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/data/88a9ec404/6f8e25398492401293c01aa42e23614d/FLAGe6ab8230c [2022-11-20 10:50:19,143 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/data/88a9ec404/6f8e25398492401293c01aa42e23614d [2022-11-20 10:50:19,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:50:19,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:50:19,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:50:19,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:50:19,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:50:19,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:50:19" (1/1) ... [2022-11-20 10:50:19,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@297f41e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:19, skipping insertion in model container [2022-11-20 10:50:19,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:50:19" (1/1) ... [2022-11-20 10:50:19,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:50:19,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:50:19,756 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:50:20,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:50:20,526 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:50:20,547 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:50:20,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:50:20,882 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:50:20,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20 WrapperNode [2022-11-20 10:50:20,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:50:20,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:50:20,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:50:20,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:50:20,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (1/1) ... [2022-11-20 10:50:20,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (1/1) ... [2022-11-20 10:50:20,942 INFO L138 Inliner]: procedures = 507, calls = 64, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 54 [2022-11-20 10:50:20,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:50:20,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:50:20,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:50:20,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:50:20,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (1/1) ... [2022-11-20 10:50:20,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (1/1) ... [2022-11-20 10:50:20,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (1/1) ... [2022-11-20 10:50:20,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (1/1) ... [2022-11-20 10:50:20,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (1/1) ... [2022-11-20 10:50:20,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (1/1) ... [2022-11-20 10:50:20,975 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (1/1) ... [2022-11-20 10:50:20,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (1/1) ... [2022-11-20 10:50:20,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:50:20,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:50:20,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:50:20,982 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:50:20,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (1/1) ... [2022-11-20 10:50:20,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:50:21,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:50:21,020 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:50:21,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:50:21,068 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 10:50:21,068 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 10:50:21,068 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 10:50:21,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:50:21,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 10:50:21,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:50:21,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:50:21,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:50:21,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:50:21,073 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 10:50:21,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 10:50:21,342 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:50:21,344 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:50:21,503 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:50:21,509 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:50:21,509 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:50:21,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:50:21 BoogieIcfgContainer [2022-11-20 10:50:21,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:50:21,521 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:50:21,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:50:21,525 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:50:21,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:50:19" (1/3) ... [2022-11-20 10:50:21,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a634362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:50:21, skipping insertion in model container [2022-11-20 10:50:21,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:50:20" (2/3) ... [2022-11-20 10:50:21,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a634362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:50:21, skipping insertion in model container [2022-11-20 10:50:21,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:50:21" (3/3) ... [2022-11-20 10:50:21,530 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_add_65_bad.i [2022-11-20 10:50:21,551 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:50:21,551 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 10:50:21,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a634362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:50:21, skipping insertion in model container [2022-11-20 10:50:21,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:50:21,554 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:50:21,555 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:50:21,555 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:50:21,555 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:50:21" (3/3) ... [2022-11-20 10:50:21,559 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:50:21,566 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 10:50:21,571 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-11-20 10:50:21,572 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 10:50:21,572 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 10:50:21,572 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:50:21,611 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:50:21,611 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:50:21,615 INFO L158 Benchmark]: Toolchain (without parser) took 2464.44ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 62.9MB in the beginning and 56.7MB in the end (delta: 6.2MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2022-11-20 10:50:21,615 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:50:21,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1734.46ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 62.7MB in the beginning and 80.7MB in the end (delta: -18.0MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2022-11-20 10:50:21,616 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.25ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 77.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:50:21,616 INFO L158 Benchmark]: Boogie Preprocessor took 37.76ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 75.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:50:21,617 INFO L158 Benchmark]: RCFGBuilder took 530.06ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 61.8MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 10:50:21,617 INFO L158 Benchmark]: TraceAbstraction took 31.82ms. Allocated memory is still 117.4MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:50:21,617 INFO L158 Benchmark]: Witness Printer took 56.77ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 56.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:50:21,620 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1734.46ms. Allocated memory was 88.1MB in the beginning and 117.4MB in the end (delta: 29.4MB). Free memory was 62.7MB in the beginning and 80.7MB in the end (delta: -18.0MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.25ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 77.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.76ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 75.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 530.06ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 61.8MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 31.82ms. Allocated memory is still 117.4MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 56.77ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 56.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. 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 specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-20 10:50:21,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04623dfd-5691-4196-953c-0a341e87f355/bin/uautomizer-ug76WZFUDN/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