./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a --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 659eed829d564fb849fd8098859cce46da5dbca5102a6ac46c305da83ec72a4b --- 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-b5237d8 [2022-11-21 17:00:11,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:00:11,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:00:11,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:00:11,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:00:11,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:00:11,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:00:11,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:00:11,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:00:11,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:00:11,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:00:11,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:00:11,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:00:11,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:00:11,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:00:11,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:00:11,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:00:11,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:00:11,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:00:11,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:00:11,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:00:11,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:00:11,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:00:11,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:00:11,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:00:11,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:00:11,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:00:11,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:00:11,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:00:11,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:00:11,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:00:11,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:00:11,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:00:11,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:00:11,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:00:11,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:00:11,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:00:11,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:00:11,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:00:11,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:00:11,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:00:11,927 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-21 17:00:11,950 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:00:11,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:00:11,951 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:00:11,951 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:00:11,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 17:00:11,952 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 17:00:11,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:00:11,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:00:11,953 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:00:11,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:00:11,954 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 17:00:11,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 17:00:11,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:00:11,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 17:00:11,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 17:00:11,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 17:00:11,955 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 17:00:11,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 17:00:11,956 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:00:11,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 17:00:11,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:00:11,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:00:11,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 17:00:11,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:00:11,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:00:11,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 17:00:11,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 17:00:11,958 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 17:00:11,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 17:00:11,958 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 17:00:11,958 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 17:00:11,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 17:00:11,959 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_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 659eed829d564fb849fd8098859cce46da5dbca5102a6ac46c305da83ec72a4b [2022-11-21 17:00:12,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:00:12,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:00:12,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:00:12,220 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:00:12,221 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:00:12,222 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i [2022-11-21 17:00:15,238 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:00:15,710 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:00:15,711 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i [2022-11-21 17:00:15,744 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/data/2e7d39569/d87b01799cad4aaeb6507abcd4218bc8/FLAG3b5540b79 [2022-11-21 17:00:15,759 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/data/2e7d39569/d87b01799cad4aaeb6507abcd4218bc8 [2022-11-21 17:00:15,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:00:15,764 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:00:15,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:00:15,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:00:15,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:00:15,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:00:15" (1/1) ... [2022-11-21 17:00:15,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f8909de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:15, skipping insertion in model container [2022-11-21 17:00:15,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:00:15" (1/1) ... [2022-11-21 17:00:15,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:00:15,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:00:16,326 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 17:00:17,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:00:17,627 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 17:00:17,644 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 17:00:17,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:00:18,169 INFO L208 MainTranslator]: Completed translation [2022-11-21 17:00:18,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18 WrapperNode [2022-11-21 17:00:18,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:00:18,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 17:00:18,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 17:00:18,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 17:00:18,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (1/1) ... [2022-11-21 17:00:18,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (1/1) ... [2022-11-21 17:00:18,275 INFO L138 Inliner]: procedures = 939, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 60 [2022-11-21 17:00:18,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 17:00:18,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 17:00:18,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 17:00:18,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 17:00:18,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (1/1) ... [2022-11-21 17:00:18,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (1/1) ... [2022-11-21 17:00:18,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (1/1) ... [2022-11-21 17:00:18,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (1/1) ... [2022-11-21 17:00:18,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (1/1) ... [2022-11-21 17:00:18,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (1/1) ... [2022-11-21 17:00:18,298 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (1/1) ... [2022-11-21 17:00:18,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (1/1) ... [2022-11-21 17:00:18,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 17:00:18,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 17:00:18,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 17:00:18,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 17:00:18,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (1/1) ... [2022-11-21 17:00:18,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:00:18,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:00:18,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 17:00:18,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 17:00:18,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 17:00:18,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 17:00:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 17:00:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 17:00:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 17:00:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 17:00:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 17:00:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 17:00:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 17:00:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 17:00:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 17:00:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 17:00:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 17:00:18,584 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 17:00:18,596 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 17:00:18,788 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 17:00:18,794 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 17:00:18,794 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 17:00:18,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:18 BoogieIcfgContainer [2022-11-21 17:00:18,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 17:00:18,799 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 17:00:18,799 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 17:00:18,802 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 17:00:18,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 05:00:15" (1/3) ... [2022-11-21 17:00:18,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aea3a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:00:18, skipping insertion in model container [2022-11-21 17:00:18,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:18" (2/3) ... [2022-11-21 17:00:18,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aea3a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:00:18, skipping insertion in model container [2022-11-21 17:00:18,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:18" (3/3) ... [2022-11-21 17:00:18,805 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_square_66_bad.i [2022-11-21 17:00:18,829 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 17:00:18,829 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-21 17:00:18,878 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 17:00:18,884 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;@ae8fdaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 17:00:18,884 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-21 17:00:18,888 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 16 states have (on average 1.25) internal successors, (20), 19 states have internal predecessors, (20), 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) [2022-11-21 17:00:18,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 17:00:18,895 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:00:18,895 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:00:18,896 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-21 17:00:18,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:00:18,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1073154618, now seen corresponding path program 1 times [2022-11-21 17:00:18,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:00:18,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984568402] [2022-11-21 17:00:18,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:00:18,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:00:19,056 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-21 17:00:19,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1724969250] [2022-11-21 17:00:19,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:00:19,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 17:00:19,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:00:19,075 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 17:00:19,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-21 17:00:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:00:19,227 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:00:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:00:19,286 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:00:19,288 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 17:00:19,290 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-21 17:00:19,292 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-21 17:00:19,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-21 17:00:19,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-21 17:00:19,503 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-21 17:00:19,508 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 17:00:19,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 05:00:19 BoogieIcfgContainer [2022-11-21 17:00:19,537 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 17:00:19,538 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 17:00:19,538 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 17:00:19,538 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 17:00:19,539 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:18" (3/4) ... [2022-11-21 17:00:19,542 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 17:00:19,542 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 17:00:19,544 INFO L158 Benchmark]: Toolchain (without parser) took 3779.89ms. Allocated memory is still 172.0MB. Free memory was 135.0MB in the beginning and 76.7MB in the end (delta: 58.3MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2022-11-21 17:00:19,544 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory was 76.6MB in the beginning and 76.5MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:00:19,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2405.71ms. Allocated memory is still 172.0MB. Free memory was 135.0MB in the beginning and 121.7MB in the end (delta: 13.2MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. [2022-11-21 17:00:19,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.27ms. Allocated memory is still 172.0MB. Free memory was 121.7MB in the beginning and 117.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 17:00:19,546 INFO L158 Benchmark]: Boogie Preprocessor took 25.18ms. Allocated memory is still 172.0MB. Free memory was 117.6MB in the beginning and 115.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:00:19,549 INFO L158 Benchmark]: RCFGBuilder took 494.25ms. Allocated memory is still 172.0MB. Free memory was 115.5MB in the beginning and 101.8MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 17:00:19,554 INFO L158 Benchmark]: TraceAbstraction took 738.66ms. Allocated memory is still 172.0MB. Free memory was 100.8MB in the beginning and 77.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-21 17:00:19,556 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 172.0MB. Free memory was 77.7MB in the beginning and 76.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:00:19,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory was 76.6MB in the beginning and 76.5MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2405.71ms. Allocated memory is still 172.0MB. Free memory was 135.0MB in the beginning and 121.7MB in the end (delta: 13.2MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.27ms. Allocated memory is still 172.0MB. Free memory was 121.7MB in the beginning and 117.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.18ms. Allocated memory is still 172.0MB. Free memory was 117.6MB in the beginning and 115.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 494.25ms. Allocated memory is still 172.0MB. Free memory was 115.5MB in the beginning and 101.8MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 738.66ms. Allocated memory is still 172.0MB. Free memory was 100.8MB in the beginning and 77.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 172.0MB. Free memory was 77.7MB in the beginning and 76.7MB 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: 1864]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1842. 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] [L1855] 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) [L1855] RET printLine("Calling bad()...") VAL [\old(argc)=47, argc=47, argv={49:48}, argv={49:48}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1856] CALL CWE190_Integer_Overflow__int_fgets_square_66_bad() [L1835] int data; [L1836] int dataArray[5]; [L1837] data = 0 [L1839] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1840] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1842] data = atoi(inputBuffer) [L1839] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1849] dataArray[2] = data [L1850] CALL CWE190_Integer_Overflow__int_fgets_square_66b_badSink(dataArray) [L1862] EXPR dataArray[2] [L1862] int data = dataArray[2]; [L1864] data * data VAL [data=-195225786, dataArray={7:0}, dataArray={7:0}, 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: 1864]: 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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=23occurred 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 [2022-11-21 17:00:19,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/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_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a --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 659eed829d564fb849fd8098859cce46da5dbca5102a6ac46c305da83ec72a4b --- 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-b5237d8 [2022-11-21 17:00:22,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:00:22,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:00:22,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:00:22,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:00:22,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:00:22,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:00:22,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:00:22,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:00:22,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:00:22,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:00:22,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:00:22,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:00:22,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:00:22,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:00:22,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:00:22,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:00:22,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:00:22,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:00:22,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:00:22,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:00:22,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:00:22,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:00:22,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:00:22,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:00:22,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:00:22,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:00:22,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:00:22,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:00:22,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:00:22,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:00:22,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:00:22,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:00:22,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:00:22,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:00:22,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:00:22,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:00:22,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:00:22,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:00:22,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:00:22,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:00:22,256 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-21 17:00:22,282 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:00:22,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:00:22,283 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:00:22,283 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:00:22,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 17:00:22,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 17:00:22,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:00:22,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:00:22,286 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:00:22,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:00:22,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:00:22,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 17:00:22,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 17:00:22,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 17:00:22,288 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 17:00:22,288 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 17:00:22,288 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 17:00:22,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 17:00:22,288 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:00:22,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 17:00:22,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:00:22,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:00:22,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 17:00:22,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:00:22,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:00:22,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 17:00:22,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 17:00:22,291 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 17:00:22,291 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 17:00:22,291 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 17:00:22,292 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 17:00:22,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 17:00:22,292 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 17:00:22,292 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_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 659eed829d564fb849fd8098859cce46da5dbca5102a6ac46c305da83ec72a4b [2022-11-21 17:00:22,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:00:22,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:00:22,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:00:22,672 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:00:22,672 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:00:22,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i [2022-11-21 17:00:25,798 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:00:26,296 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:00:26,298 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i [2022-11-21 17:00:26,331 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/data/2cb2052ef/49b0156cfc7a4cdd8022bddc1ac6fe1f/FLAG3adb6083d [2022-11-21 17:00:26,352 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/data/2cb2052ef/49b0156cfc7a4cdd8022bddc1ac6fe1f [2022-11-21 17:00:26,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:00:26,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:00:26,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:00:26,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:00:26,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:00:26,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:00:26" (1/1) ... [2022-11-21 17:00:26,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9395f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:26, skipping insertion in model container [2022-11-21 17:00:26,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:00:26" (1/1) ... [2022-11-21 17:00:26,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:00:26,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:00:27,085 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 17:00:28,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:00:28,155 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 17:00:28,176 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 17:00:28,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:00:28,468 INFO L208 MainTranslator]: Completed translation [2022-11-21 17:00:28,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28 WrapperNode [2022-11-21 17:00:28,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:00:28,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 17:00:28,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 17:00:28,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 17:00:28,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (1/1) ... [2022-11-21 17:00:28,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (1/1) ... [2022-11-21 17:00:28,539 INFO L138 Inliner]: procedures = 944, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 57 [2022-11-21 17:00:28,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 17:00:28,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 17:00:28,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 17:00:28,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 17:00:28,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (1/1) ... [2022-11-21 17:00:28,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (1/1) ... [2022-11-21 17:00:28,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (1/1) ... [2022-11-21 17:00:28,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (1/1) ... [2022-11-21 17:00:28,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (1/1) ... [2022-11-21 17:00:28,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (1/1) ... [2022-11-21 17:00:28,571 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (1/1) ... [2022-11-21 17:00:28,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (1/1) ... [2022-11-21 17:00:28,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 17:00:28,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 17:00:28,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 17:00:28,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 17:00:28,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (1/1) ... [2022-11-21 17:00:28,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:00:28,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:00:28,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 17:00:28,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 17:00:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 17:00:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 17:00:28,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 17:00:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 17:00:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 17:00:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-21 17:00:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 17:00:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 17:00:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 17:00:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 17:00:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 17:00:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 17:00:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 17:00:28,892 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 17:00:28,894 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 17:00:29,076 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 17:00:29,082 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 17:00:29,082 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 17:00:29,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:29 BoogieIcfgContainer [2022-11-21 17:00:29,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 17:00:29,086 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 17:00:29,086 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 17:00:29,108 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 17:00:29,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 05:00:26" (1/3) ... [2022-11-21 17:00:29,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58bac75a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:00:29, skipping insertion in model container [2022-11-21 17:00:29,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:28" (2/3) ... [2022-11-21 17:00:29,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58bac75a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:00:29, skipping insertion in model container [2022-11-21 17:00:29,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:29" (3/3) ... [2022-11-21 17:00:29,110 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_square_66_bad.i [2022-11-21 17:00:29,129 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 17:00:29,133 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-21 17:00:29,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58bac75a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 05:00:29, skipping insertion in model container [2022-11-21 17:00:29,135 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 17:00:29,136 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 17:00:29,136 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 17:00:29,136 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 17:00:29,137 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:29" (3/3) ... [2022-11-21 17:00:29,139 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 17:00:29,146 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 17:00:29,150 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-21 17:00:29,150 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 17:00:29,151 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 17:00:29,151 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 17:00:29,210 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 17:00:29,214 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 17:00:29,216 INFO L158 Benchmark]: Toolchain (without parser) took 2854.27ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 53.7MB in the beginning and 52.4MB in the end (delta: 1.2MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-11-21 17:00:29,220 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:00:29,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2105.46ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 53.5MB in the beginning and 41.8MB in the end (delta: 11.6MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2022-11-21 17:00:29,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.71ms. Allocated memory is still 96.5MB. Free memory was 41.8MB in the beginning and 37.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 17:00:29,221 INFO L158 Benchmark]: Boogie Preprocessor took 36.10ms. Allocated memory is still 96.5MB. Free memory was 37.6MB in the beginning and 35.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:00:29,223 INFO L158 Benchmark]: RCFGBuilder took 506.62ms. Allocated memory is still 96.5MB. Free memory was 35.5MB in the beginning and 58.0MB in the end (delta: -22.4MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2022-11-21 17:00:29,224 INFO L158 Benchmark]: TraceAbstraction took 49.41ms. Allocated memory is still 96.5MB. Free memory was 57.2MB in the beginning and 55.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:00:29,224 INFO L158 Benchmark]: Witness Printer took 78.17ms. Allocated memory is still 96.5MB. Free memory was 55.0MB in the beginning and 52.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:00:29,227 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 60.8MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2105.46ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 53.5MB in the beginning and 41.8MB in the end (delta: 11.6MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.71ms. Allocated memory is still 96.5MB. Free memory was 41.8MB in the beginning and 37.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.10ms. Allocated memory is still 96.5MB. Free memory was 37.6MB in the beginning and 35.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 506.62ms. Allocated memory is still 96.5MB. Free memory was 35.5MB in the beginning and 58.0MB in the end (delta: -22.4MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * TraceAbstraction took 49.41ms. Allocated memory is still 96.5MB. Free memory was 57.2MB in the beginning and 55.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 78.17ms. Allocated memory is still 96.5MB. Free memory was 55.0MB in the beginning and 52.4MB 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! [2022-11-21 17:00:29,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e16e8eb-4b5f-4633-bb3f-a94253094aca/bin/uautomizer-vX5HgA9Q3a/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