./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/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_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/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_94c4c178-3902-44ff-89dd-45bdf2aa6499/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 214018942630945ed0ac97056969924ebfca0524a2818c43ed0556fb8e1fc2b6 --- 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 11:00:36,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:00:36,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:00:36,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:00:36,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:00:36,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:00:36,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:00:36,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:00:36,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:00:36,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:00:36,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:00:36,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:00:36,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:00:36,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:00:36,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:00:36,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:00:36,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:00:36,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:00:36,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:00:36,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:00:36,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:00:36,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:00:36,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:00:36,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:00:36,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:00:36,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:00:36,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:00:36,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:00:36,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:00:36,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:00:36,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:00:36,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:00:36,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:00:36,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:00:36,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:00:36,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:00:36,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:00:36,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:00:36,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:00:36,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:00:36,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:00:36,338 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-20 11:00:36,374 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:00:36,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:00:36,375 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:00:36,375 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:00:36,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:00:36,376 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:00:36,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:00:36,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:00:36,378 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:00:36,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:00:36,379 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:00:36,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:00:36,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:00:36,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:00:36,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:00:36,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:00:36,381 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 11:00:36,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:00:36,382 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:00:36,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:00:36,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:00:36,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:00:36,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:00:36,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:00:36,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:00:36,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:00:36,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:00:36,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:00:36,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:00:36,385 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:00:36,385 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:00:36,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:00:36,386 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_94c4c178-3902-44ff-89dd-45bdf2aa6499/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 214018942630945ed0ac97056969924ebfca0524a2818c43ed0556fb8e1fc2b6 [2022-11-20 11:00:36,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:00:36,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:00:36,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:00:36,762 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:00:36,763 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:00:36,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i [2022-11-20 11:00:40,095 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:00:40,553 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:00:40,554 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i [2022-11-20 11:00:40,583 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/data/d4fbfdece/2ec59bafcf9d46fc8515a89eb615594a/FLAGd5d134b8f [2022-11-20 11:00:40,599 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/data/d4fbfdece/2ec59bafcf9d46fc8515a89eb615594a [2022-11-20 11:00:40,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:00:40,605 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:00:40,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:00:40,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:00:40,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:00:40,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:00:40" (1/1) ... [2022-11-20 11:00:40,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f11e468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:40, skipping insertion in model container [2022-11-20 11:00:40,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:00:40" (1/1) ... [2022-11-20 11:00:40,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:00:40,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:00:41,153 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:00:41,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:00:41,815 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:00:41,838 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:00:41,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:00:42,131 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:00:42,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42 WrapperNode [2022-11-20 11:00:42,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:00:42,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:00:42,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:00:42,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:00:42,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (1/1) ... [2022-11-20 11:00:42,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (1/1) ... [2022-11-20 11:00:42,247 INFO L138 Inliner]: procedures = 501, calls = 63, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 56 [2022-11-20 11:00:42,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:00:42,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:00:42,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:00:42,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:00:42,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (1/1) ... [2022-11-20 11:00:42,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (1/1) ... [2022-11-20 11:00:42,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (1/1) ... [2022-11-20 11:00:42,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (1/1) ... [2022-11-20 11:00:42,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (1/1) ... [2022-11-20 11:00:42,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (1/1) ... [2022-11-20 11:00:42,286 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (1/1) ... [2022-11-20 11:00:42,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (1/1) ... [2022-11-20 11:00:42,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:00:42,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:00:42,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:00:42,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:00:42,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (1/1) ... [2022-11-20 11:00:42,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:00:42,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:00:42,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:00:42,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:00:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 11:00:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 11:00:42,415 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 11:00:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:00:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 11:00:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:00:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:00:42,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:00:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:00:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 11:00:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:00:42,635 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:00:42,638 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:00:42,794 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:00:42,801 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:00:42,801 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:00:42,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:00:42 BoogieIcfgContainer [2022-11-20 11:00:42,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:00:42,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:00:42,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:00:42,811 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:00:42,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:00:40" (1/3) ... [2022-11-20 11:00:42,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e7d721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:00:42, skipping insertion in model container [2022-11-20 11:00:42,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:42" (2/3) ... [2022-11-20 11:00:42,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e7d721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:00:42, skipping insertion in model container [2022-11-20 11:00:42,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:00:42" (3/3) ... [2022-11-20 11:00:42,815 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_add_21_bad.i [2022-11-20 11:00:42,839 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:00:42,840 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 11:00:42,903 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 11:00:42,911 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;@6bef9fab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 11:00:42,911 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 11:00:42,928 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 20 states have internal predecessors, (22), 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 11:00:42,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 11:00:42,938 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:00:42,939 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:00:42,940 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 11:00:42,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:00:42,946 INFO L85 PathProgramCache]: Analyzing trace with hash 252523526, now seen corresponding path program 1 times [2022-11-20 11:00:42,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:00:42,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6790528] [2022-11-20 11:00:42,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:00:42,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:00:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:00:43,127 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:00:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:00:43,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:00:43,200 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 11:00:43,202 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-20 11:00:43,204 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-20 11:00:43,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 11:00:43,217 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-20 11:00:43,223 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 11:00:43,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:00:43 BoogieIcfgContainer [2022-11-20 11:00:43,292 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:00:43,293 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:00:43,293 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:00:43,293 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:00:43,294 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:00:42" (3/4) ... [2022-11-20 11:00:43,298 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 11:00:43,298 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:00:43,299 INFO L158 Benchmark]: Toolchain (without parser) took 2694.56ms. Allocated memory is still 176.2MB. Free memory was 126.1MB in the beginning and 96.3MB in the end (delta: 29.7MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-11-20 11:00:43,300 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 132.1MB. Free memory was 74.3MB in the beginning and 74.2MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:00:43,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1526.37ms. Allocated memory is still 176.2MB. Free memory was 126.1MB in the beginning and 132.0MB in the end (delta: -5.9MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2022-11-20 11:00:43,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.77ms. Allocated memory is still 176.2MB. Free memory was 132.0MB in the beginning and 128.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 11:00:43,302 INFO L158 Benchmark]: Boogie Preprocessor took 55.85ms. Allocated memory is still 176.2MB. Free memory was 128.8MB in the beginning and 127.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:00:43,305 INFO L158 Benchmark]: RCFGBuilder took 499.82ms. Allocated memory is still 176.2MB. Free memory was 127.8MB in the beginning and 114.1MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 11:00:43,307 INFO L158 Benchmark]: TraceAbstraction took 485.32ms. Allocated memory is still 176.2MB. Free memory was 114.1MB in the beginning and 96.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 11:00:43,309 INFO L158 Benchmark]: Witness Printer took 5.19ms. Allocated memory is still 176.2MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:00:43,320 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 132.1MB. Free memory was 74.3MB in the beginning and 74.2MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1526.37ms. Allocated memory is still 176.2MB. Free memory was 126.1MB in the beginning and 132.0MB in the end (delta: -5.9MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.77ms. Allocated memory is still 176.2MB. Free memory was 132.0MB in the beginning and 128.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.85ms. Allocated memory is still 176.2MB. Free memory was 128.8MB in the beginning and 127.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 499.82ms. Allocated memory is still 176.2MB. Free memory was 127.8MB in the beginning and 114.1MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 485.32ms. Allocated memory is still 176.2MB. Free memory was 114.1MB in the beginning and 96.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.19ms. Allocated memory is still 176.2MB. Free memory is still 96.3MB. 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: 1554]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1567. 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); [L1548] static int badStatic = 0; VAL [badStatic=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1580] CALL printLine("Calling bad()...") VAL [badStatic=0, 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) [L1580] RET printLine("Calling bad()...") VAL [\old(argc)=2147483653, argc=2147483653, argv={2147483651:2147483654}, argv={2147483651:2147483654}, badStatic=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1581] CALL CWE190_Integer_Overflow__int_fgets_add_21_bad() [L1561] int data; [L1562] data = 0 [L1564] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1565] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1567] data = atoi(inputBuffer) [L1564] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1574] badStatic = 1 [L1575] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [\old(data)=2147483647, badStatic=1, 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] [L1554] data + 1 VAL [\old(data)=2147483647, badStatic=1, 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: 1554]: 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: 0.3s, 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, 12 NumberOfCodeBlocks, 12 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 11:00:43,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/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_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/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_94c4c178-3902-44ff-89dd-45bdf2aa6499/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 214018942630945ed0ac97056969924ebfca0524a2818c43ed0556fb8e1fc2b6 --- 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 11:00:46,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:00:46,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:00:46,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:00:46,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:00:46,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:00:46,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:00:46,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:00:46,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:00:46,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:00:46,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:00:46,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:00:46,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:00:46,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:00:46,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:00:46,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:00:46,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:00:46,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:00:46,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:00:46,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:00:46,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:00:46,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:00:46,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:00:46,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:00:46,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:00:46,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:00:46,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:00:46,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:00:46,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:00:46,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:00:46,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:00:46,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:00:46,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:00:46,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:00:46,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:00:46,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:00:46,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:00:46,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:00:46,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:00:46,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:00:46,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:00:46,295 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-20 11:00:46,333 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:00:46,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:00:46,334 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:00:46,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:00:46,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:00:46,336 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:00:46,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:00:46,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:00:46,337 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:00:46,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:00:46,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:00:46,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:00:46,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:00:46,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:00:46,339 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:00:46,339 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 11:00:46,339 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 11:00:46,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:00:46,339 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:00:46,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:00:46,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:00:46,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:00:46,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:00:46,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:00:46,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:00:46,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:00:46,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:00:46,341 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 11:00:46,341 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 11:00:46,341 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:00:46,342 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:00:46,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:00:46,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 11:00:46,342 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_94c4c178-3902-44ff-89dd-45bdf2aa6499/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 214018942630945ed0ac97056969924ebfca0524a2818c43ed0556fb8e1fc2b6 [2022-11-20 11:00:46,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:00:46,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:00:46,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:00:46,861 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:00:46,863 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:00:46,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i [2022-11-20 11:00:50,011 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:00:50,452 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:00:50,452 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_21_bad.i [2022-11-20 11:00:50,481 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/data/5b11ba8eb/89c4131f838c4ff0a45be9f6e607ee78/FLAG198d679d7 [2022-11-20 11:00:50,503 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/data/5b11ba8eb/89c4131f838c4ff0a45be9f6e607ee78 [2022-11-20 11:00:50,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:00:50,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:00:50,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:00:50,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:00:50,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:00:50,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:00:50" (1/1) ... [2022-11-20 11:00:50,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f51d52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:50, skipping insertion in model container [2022-11-20 11:00:50,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:00:50" (1/1) ... [2022-11-20 11:00:50,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:00:50,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:00:50,995 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:00:51,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:00:51,550 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:00:51,579 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:00:51,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:00:51,912 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:00:51,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51 WrapperNode [2022-11-20 11:00:51,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:00:51,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:00:51,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:00:51,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:00:51,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (1/1) ... [2022-11-20 11:00:51,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (1/1) ... [2022-11-20 11:00:51,994 INFO L138 Inliner]: procedures = 506, calls = 63, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 53 [2022-11-20 11:00:51,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:00:51,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:00:51,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:00:51,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:00:52,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (1/1) ... [2022-11-20 11:00:52,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (1/1) ... [2022-11-20 11:00:52,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (1/1) ... [2022-11-20 11:00:52,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (1/1) ... [2022-11-20 11:00:52,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (1/1) ... [2022-11-20 11:00:52,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (1/1) ... [2022-11-20 11:00:52,020 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (1/1) ... [2022-11-20 11:00:52,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (1/1) ... [2022-11-20 11:00:52,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:00:52,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:00:52,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:00:52,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:00:52,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (1/1) ... [2022-11-20 11:00:52,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:00:52,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:00:52,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:00:52,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:00:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 11:00:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 11:00:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 11:00:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:00:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 11:00:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:00:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:00:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:00:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:00:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 11:00:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 11:00:52,342 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:00:52,345 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:00:52,493 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:00:52,499 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:00:52,499 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:00:52,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:00:52 BoogieIcfgContainer [2022-11-20 11:00:52,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:00:52,519 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:00:52,519 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:00:52,522 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:00:52,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:00:50" (1/3) ... [2022-11-20 11:00:52,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19c6900f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:00:52, skipping insertion in model container [2022-11-20 11:00:52,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:51" (2/3) ... [2022-11-20 11:00:52,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19c6900f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:00:52, skipping insertion in model container [2022-11-20 11:00:52,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:00:52" (3/3) ... [2022-11-20 11:00:52,526 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_add_21_bad.i [2022-11-20 11:00:52,557 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:00:52,558 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 11:00:52,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19c6900f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:00:52, skipping insertion in model container [2022-11-20 11:00:52,559 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:00:52,560 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:00:52,560 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:00:52,561 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:00:52,561 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:00:52" (3/3) ... [2022-11-20 11:00:52,565 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 11:00:52,572 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 11:00:52,576 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-20 11:00:52,576 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 11:00:52,577 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 11:00:52,577 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 11:00:52,626 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 11:00:52,629 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:00:52,631 INFO L158 Benchmark]: Toolchain (without parser) took 2119.54ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 50.1MB in the beginning and 46.5MB in the end (delta: 3.6MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2022-11-20 11:00:52,636 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:00:52,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1397.18ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 49.9MB in the beginning and 70.6MB in the end (delta: -20.6MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2022-11-20 11:00:52,637 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.79ms. Allocated memory is still 98.6MB. Free memory was 70.6MB in the beginning and 67.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:00:52,638 INFO L158 Benchmark]: Boogie Preprocessor took 30.15ms. Allocated memory is still 98.6MB. Free memory was 67.8MB in the beginning and 65.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:00:52,638 INFO L158 Benchmark]: RCFGBuilder took 474.68ms. Allocated memory is still 98.6MB. Free memory was 65.9MB in the beginning and 52.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 11:00:52,638 INFO L158 Benchmark]: TraceAbstraction took 40.55ms. Allocated memory is still 98.6MB. Free memory was 51.2MB in the beginning and 49.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:00:52,639 INFO L158 Benchmark]: Witness Printer took 68.94ms. Allocated memory is still 98.6MB. Free memory was 49.0MB in the beginning and 46.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:00:52,641 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1397.18ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 49.9MB in the beginning and 70.6MB in the end (delta: -20.6MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.79ms. Allocated memory is still 98.6MB. Free memory was 70.6MB in the beginning and 67.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.15ms. Allocated memory is still 98.6MB. Free memory was 67.8MB in the beginning and 65.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 474.68ms. Allocated memory is still 98.6MB. Free memory was 65.9MB in the beginning and 52.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 40.55ms. Allocated memory is still 98.6MB. Free memory was 51.2MB in the beginning and 49.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 68.94ms. Allocated memory is still 98.6MB. Free memory was 49.0MB in the beginning and 46.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-20 11:00:52,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94c4c178-3902-44ff-89dd-45bdf2aa6499/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE