./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 --- 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 17:12:11,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:12:11,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:12:11,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:12:11,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:12:11,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:12:11,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:12:11,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:12:11,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:12:11,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:12:11,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:12:11,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:12:11,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:12:11,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:12:11,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:12:11,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:12:11,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:12:11,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:12:11,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:12:11,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:12:11,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:12:11,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:12:11,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:12:11,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:12:11,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:12:11,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:12:11,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:12:11,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:12:11,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:12:11,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:12:11,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:12:11,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:12:11,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:12:11,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:12:11,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:12:11,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:12:11,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:12:11,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:12:11,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:12:11,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:12:11,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:12:11,571 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:12:11,611 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:12:11,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:12:11,612 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:12:11,613 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:12:11,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:12:11,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:12:11,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:12:11,614 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:12:11,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:12:11,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:12:11,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:12:11,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:12:11,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:12:11,617 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:12:11,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:12:11,617 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:12:11,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:12:11,618 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:12:11,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:12:11,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:12:11,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:11,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:12:11,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:12:11,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:12:11,619 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:12:11,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:12:11,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:12:11,620 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_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 [2022-11-20 17:12:11,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:12:11,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:12:11,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:12:11,945 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:12:11,945 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:12:11,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i [2022-11-20 17:12:14,904 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:12:15,366 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:12:15,366 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i [2022-11-20 17:12:15,406 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/data/5eae5c9f3/3007455d6303422d92090fc83ef3a58a/FLAG267a2e7b3 [2022-11-20 17:12:15,424 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/data/5eae5c9f3/3007455d6303422d92090fc83ef3a58a [2022-11-20 17:12:15,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:12:15,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:12:15,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:15,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:12:15,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:12:15,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:15" (1/1) ... [2022-11-20 17:12:15,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7654a56b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:15, skipping insertion in model container [2022-11-20 17:12:15,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:15" (1/1) ... [2022-11-20 17:12:15,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:12:15,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:12:15,911 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:12:16,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:16,641 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:12:16,671 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:12:16,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:16,870 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:12:16,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16 WrapperNode [2022-11-20 17:12:16,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:16,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:16,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:12:16,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:12:16,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,942 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2022-11-20 17:12:16,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:16,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:12:16,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:12:16,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:12:16,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,976 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:12:16,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:12:16,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:12:16,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:12:16,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:17,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:17,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:12:17,041 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:12:17,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:12:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 17:12:17,086 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:12:17,086 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:12:17,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:12:17,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 17:12:17,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:12:17,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:12:17,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:12:17,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:12:17,089 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:12:17,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:12:17,340 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:12:17,343 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:12:17,538 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:12:17,568 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:12:17,568 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:12:17,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:17 BoogieIcfgContainer [2022-11-20 17:12:17,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:12:17,572 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:12:17,572 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:12:17,582 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:12:17,582 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:17" (1/1) ... [2022-11-20 17:12:17,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:12:17,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:17,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-11-20 17:12:17,645 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-11-20 17:12:17,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:12:17,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:17,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:17,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:17,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:17,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 21 transitions. [2022-11-20 17:12:17,971 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2022-11-20 17:12:17,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:12:17,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:17,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:12:18,008 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:12:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:12:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:12:18,091 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:12:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:12:18,132 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-11-20 17:12:18,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:12:18 ImpRootNode [2022-11-20 17:12:18,191 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:12:18,193 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:12:18,194 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:12:18,194 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:12:18,195 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:17" (3/4) ... [2022-11-20 17:12:18,207 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 17:12:18,207 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:12:18,208 INFO L158 Benchmark]: Toolchain (without parser) took 2779.61ms. Allocated memory is still 178.3MB. Free memory was 142.2MB in the beginning and 117.7MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 17:12:18,209 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:18,209 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1439.73ms. Allocated memory is still 178.3MB. Free memory was 142.2MB in the beginning and 82.7MB in the end (delta: 59.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-11-20 17:12:18,210 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.69ms. Allocated memory is still 178.3MB. Free memory was 82.7MB in the beginning and 80.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:12:18,210 INFO L158 Benchmark]: Boogie Preprocessor took 36.25ms. Allocated memory is still 178.3MB. Free memory was 80.0MB in the beginning and 78.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:12:18,211 INFO L158 Benchmark]: RCFGBuilder took 590.77ms. Allocated memory is still 178.3MB. Free memory was 78.4MB in the beginning and 142.9MB in the end (delta: -64.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 17:12:18,211 INFO L158 Benchmark]: CodeCheck took 620.07ms. Allocated memory is still 178.3MB. Free memory was 142.9MB in the beginning and 118.6MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 17:12:18,212 INFO L158 Benchmark]: Witness Printer took 13.97ms. Allocated memory is still 178.3MB. Free memory was 118.6MB in the beginning and 117.7MB in the end (delta: 920.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:18,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 15 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1578] 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) [L1578] RET printLine("Calling bad()...") VAL [\old(argc)=32, argc=32, 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] [L1579] CALL CWE190_Integer_Overflow__int_fgets_postinc_13_bad() [L1550] int data; [L1551] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [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] [L1566] COND TRUE GLOBAL_CONST_FIVE==5 [L1569] data++ VAL [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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1439.73ms. Allocated memory is still 178.3MB. Free memory was 142.2MB in the beginning and 82.7MB in the end (delta: 59.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.69ms. Allocated memory is still 178.3MB. Free memory was 82.7MB in the beginning and 80.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.25ms. Allocated memory is still 178.3MB. Free memory was 80.0MB in the beginning and 78.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 590.77ms. Allocated memory is still 178.3MB. Free memory was 78.4MB in the beginning and 142.9MB in the end (delta: -64.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 620.07ms. Allocated memory is still 178.3MB. Free memory was 142.9MB in the beginning and 118.6MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 13.97ms. Allocated memory is still 178.3MB. Free memory was 118.6MB in the beginning and 117.7MB in the end (delta: 920.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 17:12:18,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 --- 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 17:12:20,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:12:20,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:12:20,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:12:20,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:12:20,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:12:20,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:12:20,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:12:20,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:12:20,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:12:20,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:12:20,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:12:20,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:12:20,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:12:20,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:12:20,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:12:20,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:12:20,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:12:20,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:12:20,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:12:20,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:12:20,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:12:20,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:12:20,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:12:20,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:12:20,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:12:20,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:12:20,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:12:20,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:12:20,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:12:20,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:12:20,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:12:20,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:12:20,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:12:20,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:12:20,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:12:20,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:12:20,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:12:20,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:12:20,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:12:20,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:12:20,747 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 17:12:20,776 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:12:20,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:12:20,777 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:12:20,777 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:12:20,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:12:20,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:12:20,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:12:20,779 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:12:20,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:12:20,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:12:20,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:12:20,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:12:20,780 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:12:20,780 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:12:20,780 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:12:20,780 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:12:20,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:12:20,781 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:12:20,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:12:20,781 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:12:20,782 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:12:20,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:12:20,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:20,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:12:20,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:12:20,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:12:20,783 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:12:20,783 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:12:20,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:12:20,784 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:12:20,784 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:12:20,784 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_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 [2022-11-20 17:12:21,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:12:21,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:12:21,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:12:21,173 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:12:21,174 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:12:21,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i [2022-11-20 17:12:24,171 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:12:24,660 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:12:24,661 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i [2022-11-20 17:12:24,694 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/data/00bb2bebf/5b3010a36b164ce3a57c8a6bb7217d63/FLAG608db3ffd [2022-11-20 17:12:24,718 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec460108-8b11-4b31-8e53-8f130af47c73/bin/ukojak-pZX7IvK2PQ/data/00bb2bebf/5b3010a36b164ce3a57c8a6bb7217d63 [2022-11-20 17:12:24,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:12:24,722 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:12:24,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:24,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:12:24,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:12:24,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27366291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24, skipping insertion in model container [2022-11-20 17:12:24,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:12:24,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:12:25,195 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:12:25,459 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:12:25,468 INFO L158 Benchmark]: Toolchain (without parser) took 744.08ms. Allocated memory is still 88.1MB. Free memory was 62.1MB in the beginning and 46.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:12:25,468 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 49.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:25,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 741.00ms. Allocated memory is still 88.1MB. Free memory was 61.8MB in the beginning and 46.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:12:25,471 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 49.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 741.00ms. Allocated memory is still 88.1MB. Free memory was 61.8MB in the beginning and 46.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.