./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_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_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/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_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/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_058b4d46-7deb-4e27-90c8-04870f9da319/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 a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 --- 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 10:38:16,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:38:16,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:38:16,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:38:16,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:38:16,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:38:16,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:38:16,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:38:16,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:38:16,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:38:16,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:38:16,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:38:16,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:38:16,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:38:16,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:38:16,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:38:16,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:38:16,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:38:16,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:38:16,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:38:16,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:38:16,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:38:16,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:38:16,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:38:16,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:38:16,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:38:16,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:38:16,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:38:16,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:38:16,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:38:16,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:38:16,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:38:16,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:38:16,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:38:16,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:38:16,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:38:16,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:38:16,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:38:16,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:38:17,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:38:17,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:38:17,005 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-20 10:38:17,044 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:38:17,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:38:17,045 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:38:17,046 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:38:17,047 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:38:17,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:38:17,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:38:17,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:38:17,048 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:38:17,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:38:17,050 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:38:17,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:38:17,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:38:17,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:38:17,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:38:17,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:38:17,051 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 10:38:17,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:38:17,052 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:38:17,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:38:17,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:38:17,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:38:17,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:38:17,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:38:17,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:38:17,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:38:17,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:38:17,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:38:17,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:38:17,054 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:38:17,054 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:38:17,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:38:17,055 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_058b4d46-7deb-4e27-90c8-04870f9da319/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 [2022-11-20 10:38:17,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:38:17,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:38:17,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:38:17,370 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:38:17,371 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:38:17,372 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2022-11-20 10:38:20,469 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:38:20,961 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:38:20,962 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2022-11-20 10:38:20,999 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/data/94116781c/cdbf5f21a83849bda8b70c3ae5decfef/FLAGfb11688f1 [2022-11-20 10:38:21,018 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/data/94116781c/cdbf5f21a83849bda8b70c3ae5decfef [2022-11-20 10:38:21,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:38:21,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:38:21,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:38:21,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:38:21,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:38:21,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:38:21" (1/1) ... [2022-11-20 10:38:21,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2d9dfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:21, skipping insertion in model container [2022-11-20 10:38:21,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:38:21" (1/1) ... [2022-11-20 10:38:21,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:38:21,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:38:21,623 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:38:22,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:38:22,941 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:38:22,976 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:38:23,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:38:23,460 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:38:23,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23 WrapperNode [2022-11-20 10:38:23,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:38:23,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:38:23,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:38:23,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:38:23,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (1/1) ... [2022-11-20 10:38:23,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (1/1) ... [2022-11-20 10:38:23,572 INFO L138 Inliner]: procedures = 941, calls = 65, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 57 [2022-11-20 10:38:23,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:38:23,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:38:23,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:38:23,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:38:23,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (1/1) ... [2022-11-20 10:38:23,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (1/1) ... [2022-11-20 10:38:23,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (1/1) ... [2022-11-20 10:38:23,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (1/1) ... [2022-11-20 10:38:23,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (1/1) ... [2022-11-20 10:38:23,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (1/1) ... [2022-11-20 10:38:23,601 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (1/1) ... [2022-11-20 10:38:23,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (1/1) ... [2022-11-20 10:38:23,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:38:23,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:38:23,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:38:23,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:38:23,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (1/1) ... [2022-11-20 10:38:23,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:38:23,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:38:23,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:38:23,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:38:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:38:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:38:23,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:38:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:38:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 10:38:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 10:38:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 10:38:23,695 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 10:38:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:38:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 10:38:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:38:23,850 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:38:23,853 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:38:23,999 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:38:24,006 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:38:24,006 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:38:24,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:38:24 BoogieIcfgContainer [2022-11-20 10:38:24,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:38:24,011 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:38:24,011 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:38:24,015 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:38:24,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:38:21" (1/3) ... [2022-11-20 10:38:24,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edde8b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:38:24, skipping insertion in model container [2022-11-20 10:38:24,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:23" (2/3) ... [2022-11-20 10:38:24,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edde8b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:38:24, skipping insertion in model container [2022-11-20 10:38:24,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:38:24" (3/3) ... [2022-11-20 10:38:24,018 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2022-11-20 10:38:24,039 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:38:24,039 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 10:38:24,092 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:38:24,099 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;@4bc8957d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:38:24,114 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 10:38:24,120 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 21 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 10:38:24,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 10:38:24,129 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:38:24,129 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:38:24,130 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 10:38:24,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:38:24,136 INFO L85 PathProgramCache]: Analyzing trace with hash 290656206, now seen corresponding path program 1 times [2022-11-20 10:38:24,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:38:24,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080577914] [2022-11-20 10:38:24,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:38:24,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:38:24,310 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 10:38:24,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [165796344] [2022-11-20 10:38:24,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:38:24,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:38:24,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:38:24,316 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:38:24,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 10:38:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:38:24,515 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:38:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:38:24,565 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:38:24,567 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 10:38:24,569 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-20 10:38:24,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-20 10:38:24,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:38:24,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-20 10:38:24,784 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-20 10:38:24,788 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 10:38:24,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:38:24 BoogieIcfgContainer [2022-11-20 10:38:24,822 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:38:24,822 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:38:24,823 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:38:24,823 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:38:24,823 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:38:24" (3/4) ... [2022-11-20 10:38:24,827 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:38:24,827 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:38:24,828 INFO L158 Benchmark]: Toolchain (without parser) took 3803.61ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 124.6MB in the beginning and 110.3MB in the end (delta: 14.3MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2022-11-20 10:38:24,829 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 163.6MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:38:24,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2435.73ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 124.6MB in the beginning and 154.3MB in the end (delta: -29.7MB). Peak memory consumption was 85.5MB. Max. memory is 16.1GB. [2022-11-20 10:38:24,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.92ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 150.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:38:24,831 INFO L158 Benchmark]: Boogie Preprocessor took 31.83ms. Allocated memory is still 197.1MB. Free memory was 149.1MB in the beginning and 148.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:38:24,831 INFO L158 Benchmark]: RCFGBuilder took 402.81ms. Allocated memory is still 197.1MB. Free memory was 148.0MB in the beginning and 134.4MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 10:38:24,832 INFO L158 Benchmark]: TraceAbstraction took 810.74ms. Allocated memory is still 197.1MB. Free memory was 133.4MB in the beginning and 111.3MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 10:38:24,832 INFO L158 Benchmark]: Witness Printer took 4.60ms. Allocated memory is still 197.1MB. Free memory was 111.3MB in the beginning and 110.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:38:24,836 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 163.6MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2435.73ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 124.6MB in the beginning and 154.3MB in the end (delta: -29.7MB). Peak memory consumption was 85.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.92ms. Allocated memory is still 197.1MB. Free memory was 154.3MB in the beginning and 150.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.83ms. Allocated memory is still 197.1MB. Free memory was 149.1MB in the beginning and 148.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 402.81ms. Allocated memory is still 197.1MB. Free memory was 148.0MB in the beginning and 134.4MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 810.74ms. Allocated memory is still 197.1MB. Free memory was 133.4MB in the beginning and 111.3MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.60ms. Allocated memory is still 197.1MB. Free memory was 111.3MB in the beginning and 110.3MB in the end (delta: 1.0MB). 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: 1871]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1841. 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] [L1853] 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) [L1853] RET printLine("Calling bad()...") VAL [\old(argc)=29, argc=29, argv={31:30}, argv={31:30}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1854] CALL CWE190_Integer_Overflow__int_fgets_square_53_bad() [L1835] int data; [L1836] data = 0 [L1838] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1839] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1841] data = atoi(inputBuffer) [L1838] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1848] CALL CWE190_Integer_Overflow__int_fgets_square_53b_badSink(data) [L1861] CALL CWE190_Integer_Overflow__int_fgets_square_53c_badSink(data) [L1866] CALL CWE190_Integer_Overflow__int_fgets_square_53d_badSink(data) [L1871] data * data 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: 1871]: 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, 25 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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=25occurred 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 10:38:24,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/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_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/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_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/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_058b4d46-7deb-4e27-90c8-04870f9da319/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 a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 --- 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 10:38:27,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:38:27,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:38:27,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:38:27,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:38:27,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:38:27,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:38:27,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:38:27,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:38:27,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:38:27,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:38:27,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:38:27,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:38:27,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:38:27,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:38:27,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:38:27,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:38:27,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:38:27,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:38:27,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:38:27,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:38:27,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:38:27,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:38:27,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:38:27,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:38:27,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:38:27,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:38:27,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:38:27,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:38:27,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:38:27,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:38:27,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:38:27,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:38:27,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:38:27,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:38:27,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:38:27,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:38:27,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:38:27,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:38:27,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:38:27,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:38:27,529 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-20 10:38:27,572 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:38:27,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:38:27,576 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:38:27,576 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:38:27,577 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:38:27,578 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:38:27,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:38:27,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:38:27,579 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:38:27,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:38:27,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:38:27,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:38:27,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:38:27,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:38:27,582 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:38:27,582 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 10:38:27,582 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 10:38:27,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:38:27,583 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:38:27,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:38:27,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:38:27,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:38:27,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:38:27,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:38:27,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:38:27,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:38:27,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:38:27,585 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 10:38:27,585 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 10:38:27,586 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:38:27,586 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:38:27,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:38:27,587 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 10:38:27,587 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_058b4d46-7deb-4e27-90c8-04870f9da319/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 [2022-11-20 10:38:28,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:38:28,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:38:28,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:38:28,063 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:38:28,063 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:38:28,065 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2022-11-20 10:38:31,170 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:38:31,675 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:38:31,676 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2022-11-20 10:38:31,700 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/data/48bba9b5e/b1089a2517cd4bc9a22caefa1793053a/FLAG2c61c1c7c [2022-11-20 10:38:31,719 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/data/48bba9b5e/b1089a2517cd4bc9a22caefa1793053a [2022-11-20 10:38:31,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:38:31,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:38:31,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:38:31,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:38:31,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:38:31,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:38:31" (1/1) ... [2022-11-20 10:38:31,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa30286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:31, skipping insertion in model container [2022-11-20 10:38:31,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:38:31" (1/1) ... [2022-11-20 10:38:31,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:38:31,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:38:32,327 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:38:33,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:38:33,713 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:38:33,747 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:38:33,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:38:34,064 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:38:34,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34 WrapperNode [2022-11-20 10:38:34,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:38:34,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:38:34,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:38:34,066 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:38:34,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (1/1) ... [2022-11-20 10:38:34,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (1/1) ... [2022-11-20 10:38:34,157 INFO L138 Inliner]: procedures = 946, calls = 65, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 54 [2022-11-20 10:38:34,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:38:34,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:38:34,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:38:34,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:38:34,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (1/1) ... [2022-11-20 10:38:34,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (1/1) ... [2022-11-20 10:38:34,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (1/1) ... [2022-11-20 10:38:34,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (1/1) ... [2022-11-20 10:38:34,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (1/1) ... [2022-11-20 10:38:34,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (1/1) ... [2022-11-20 10:38:34,186 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (1/1) ... [2022-11-20 10:38:34,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (1/1) ... [2022-11-20 10:38:34,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:38:34,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:38:34,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:38:34,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:38:34,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (1/1) ... [2022-11-20 10:38:34,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:38:34,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:38:34,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:38:34,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:38:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:38:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:38:34,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:38:34,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:38:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 10:38:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 10:38:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 10:38:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 10:38:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 10:38:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:38:34,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 10:38:34,479 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:38:34,482 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:38:34,642 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:38:34,648 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:38:34,649 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:38:34,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:38:34 BoogieIcfgContainer [2022-11-20 10:38:34,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:38:34,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:38:34,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:38:34,658 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:38:34,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:38:31" (1/3) ... [2022-11-20 10:38:34,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72293a9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:38:34, skipping insertion in model container [2022-11-20 10:38:34,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:38:34" (2/3) ... [2022-11-20 10:38:34,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72293a9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:38:34, skipping insertion in model container [2022-11-20 10:38:34,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:38:34" (3/3) ... [2022-11-20 10:38:34,661 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2022-11-20 10:38:34,698 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:38:34,698 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 10:38:34,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72293a9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:38:34, skipping insertion in model container [2022-11-20 10:38:34,700 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:38:34,700 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:38:34,700 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:38:34,701 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:38:34,701 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:38:34" (3/3) ... [2022-11-20 10:38:34,704 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:38:34,726 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 10:38:34,730 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-11-20 10:38:34,731 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 10:38:34,731 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 10:38:34,731 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:38:34,783 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:38:34,783 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:38:34,785 INFO L158 Benchmark]: Toolchain (without parser) took 3060.77ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 44.2MB in the beginning and 46.7MB in the end (delta: -2.5MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2022-11-20 10:38:34,785 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:38:34,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2340.45ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 43.9MB in the beginning and 33.3MB in the end (delta: 10.7MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2022-11-20 10:38:34,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.71ms. Allocated memory is still 100.7MB. Free memory was 33.3MB in the beginning and 68.2MB in the end (delta: -35.0MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2022-11-20 10:38:34,787 INFO L158 Benchmark]: Boogie Preprocessor took 52.06ms. Allocated memory is still 100.7MB. Free memory was 68.2MB in the beginning and 66.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:38:34,787 INFO L158 Benchmark]: RCFGBuilder took 440.43ms. Allocated memory is still 100.7MB. Free memory was 66.9MB in the beginning and 52.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 10:38:34,788 INFO L158 Benchmark]: TraceAbstraction took 46.25ms. Allocated memory is still 100.7MB. Free memory was 51.5MB in the beginning and 49.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:38:34,788 INFO L158 Benchmark]: Witness Printer took 82.90ms. Allocated memory is still 100.7MB. Free memory was 49.7MB in the beginning and 46.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:38:34,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2340.45ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 43.9MB in the beginning and 33.3MB in the end (delta: 10.7MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.71ms. Allocated memory is still 100.7MB. Free memory was 33.3MB in the beginning and 68.2MB in the end (delta: -35.0MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.06ms. Allocated memory is still 100.7MB. Free memory was 68.2MB in the beginning and 66.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.43ms. Allocated memory is still 100.7MB. Free memory was 66.9MB in the beginning and 52.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 46.25ms. Allocated memory is still 100.7MB. Free memory was 51.5MB in the beginning and 49.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 82.90ms. Allocated memory is still 100.7MB. Free memory was 49.7MB in the beginning and 46.7MB in the end (delta: 3.0MB). 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 10:38:34,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058b4d46-7deb-4e27-90c8-04870f9da319/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