./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_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_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/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_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/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_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/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 d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d --- 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 17:55:50,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:55:50,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:55:50,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:55:50,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:55:50,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:55:50,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:55:50,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:55:50,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:55:50,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:55:50,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:55:50,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:55:50,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:55:50,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:55:50,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:55:50,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:55:50,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:55:50,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:55:50,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:55:50,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:55:50,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:55:50,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:55:50,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:55:50,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:55:50,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:55:50,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:55:50,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:55:50,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:55:50,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:55:50,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:55:50,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:55:50,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:55:50,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:55:50,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:55:50,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:55:50,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:55:50,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:55:50,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:55:50,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:55:50,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:55:50,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:55:50,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:55:50,524 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:55:50,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:55:50,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:55:50,526 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:55:50,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:55:50,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:55:50,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:55:50,539 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:55:50,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:55:50,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:55:50,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:55:50,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:55:50,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:55:50,540 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:55:50,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:55:50,541 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:55:50,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:55:50,541 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:55:50,541 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:55:50,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:55:50,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:50,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:55:50,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:55:50,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:55:50,544 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:55:50,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:55:50,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:55:50,545 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_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d [2022-11-20 17:55:50,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:55:50,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:55:50,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:55:50,923 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:55:50,924 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:55:50,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2022-11-20 17:55:54,067 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:55:54,424 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:55:54,425 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2022-11-20 17:55:54,446 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/data/a77e718db/c3f45a064d37494b9359b0a836ca85d7/FLAG7264307e6 [2022-11-20 17:55:54,461 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/data/a77e718db/c3f45a064d37494b9359b0a836ca85d7 [2022-11-20 17:55:54,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:55:54,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:55:54,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:54,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:55:54,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:55:54,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:54" (1/1) ... [2022-11-20 17:55:54,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d07b1a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:54, skipping insertion in model container [2022-11-20 17:55:54,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:54" (1/1) ... [2022-11-20 17:55:54,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:55:54,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:55:54,981 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:55:55,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:55,468 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:55:55,487 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:55:55,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:55,696 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:55:55,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55 WrapperNode [2022-11-20 17:55:55,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:55,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:55,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:55:55,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:55:55,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55" (1/1) ... [2022-11-20 17:55:55,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55" (1/1) ... [2022-11-20 17:55:55,797 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2022-11-20 17:55:55,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:55,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:55:55,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:55:55,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:55:55,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55" (1/1) ... [2022-11-20 17:55:55,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55" (1/1) ... [2022-11-20 17:55:55,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55" (1/1) ... [2022-11-20 17:55:55,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55" (1/1) ... [2022-11-20 17:55:55,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55" (1/1) ... [2022-11-20 17:55:55,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55" (1/1) ... [2022-11-20 17:55:55,853 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55" (1/1) ... [2022-11-20 17:55:55,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55" (1/1) ... [2022-11-20 17:55:55,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:55:55,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:55:55,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:55:55,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:55:55,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:55" (1/1) ... [2022-11-20 17:55:55,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:55,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:55:55,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:55:55,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:55:55,953 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 17:55:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:55:55,954 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:55:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:55:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 17:55:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:55:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:55:55,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:55:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:55:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:55:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:55:56,104 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:55:56,106 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:55:56,308 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:55:56,345 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:55:56,345 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:55:56,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:56 BoogieIcfgContainer [2022-11-20 17:55:56,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:55:56,349 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:55:56,349 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:55:56,359 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:55:56,360 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:56" (1/1) ... [2022-11-20 17:55:56,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:55:56,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:56,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-11-20 17:55:56,434 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-11-20 17:55:56,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:55:56,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:56,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:56,643 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 17:55:56,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:56,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 21 transitions. [2022-11-20 17:55:56,686 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2022-11-20 17:55:56,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:55:56,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:56,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:55:56,722 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:55:56,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:55:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:55:56,823 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:55:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:55:56,863 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-11-20 17:55:56,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:55:56 ImpRootNode [2022-11-20 17:55:56,920 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:55:56,922 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:55:56,923 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:55:56,923 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:55:56,924 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:56" (3/4) ... [2022-11-20 17:55:56,929 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 17:55:56,930 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:55:56,931 INFO L158 Benchmark]: Toolchain (without parser) took 2458.71ms. Allocated memory is still 176.2MB. Free memory was 141.5MB in the beginning and 124.0MB in the end (delta: 17.5MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-11-20 17:55:56,932 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 125.8MB. Free memory is still 98.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:55:56,933 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1224.57ms. Allocated memory is still 176.2MB. Free memory was 141.5MB in the beginning and 95.9MB in the end (delta: 45.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-20 17:55:56,934 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.33ms. Allocated memory is still 176.2MB. Free memory was 95.9MB in the beginning and 93.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:55:56,935 INFO L158 Benchmark]: Boogie Preprocessor took 68.54ms. Allocated memory is still 176.2MB. Free memory was 93.0MB in the beginning and 91.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:55:56,936 INFO L158 Benchmark]: RCFGBuilder took 480.31ms. Allocated memory is still 176.2MB. Free memory was 91.7MB in the beginning and 77.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:55:56,937 INFO L158 Benchmark]: CodeCheck took 571.65ms. Allocated memory is still 176.2MB. Free memory was 77.0MB in the beginning and 124.0MB in the end (delta: -47.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:55:56,941 INFO L158 Benchmark]: Witness Printer took 7.39ms. Allocated memory is still 176.2MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:55:56,949 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); [L1577] 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) [L1577] RET printLine("Calling bad()...") VAL [\old(argc)=18, argc=18, argv={19:12}, argv={19:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1578] CALL CWE190_Integer_Overflow__int_fgets_add_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 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] [L1569] data + 1 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 125.8MB. Free memory is still 98.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1224.57ms. Allocated memory is still 176.2MB. Free memory was 141.5MB in the beginning and 95.9MB in the end (delta: 45.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.33ms. Allocated memory is still 176.2MB. Free memory was 95.9MB in the beginning and 93.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.54ms. Allocated memory is still 176.2MB. Free memory was 93.0MB in the beginning and 91.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 480.31ms. Allocated memory is still 176.2MB. Free memory was 91.7MB in the beginning and 77.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 571.65ms. Allocated memory is still 176.2MB. Free memory was 77.0MB in the beginning and 124.0MB in the end (delta: -47.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.39ms. Allocated memory is still 176.2MB. Free memory is still 124.0MB. 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 17:55:56,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/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_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/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_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/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_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/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 d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d --- 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 17:55:59,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:55:59,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:55:59,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:55:59,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:55:59,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:55:59,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:55:59,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:55:59,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:55:59,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:55:59,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:55:59,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:55:59,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:55:59,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:55:59,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:55:59,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:55:59,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:55:59,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:55:59,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:55:59,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:55:59,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:55:59,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:55:59,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:55:59,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:55:59,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:55:59,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:55:59,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:55:59,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:55:59,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:55:59,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:55:59,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:55:59,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:55:59,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:55:59,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:55:59,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:55:59,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:55:59,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:55:59,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:55:59,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:55:59,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:55:59,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:55:59,672 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 17:55:59,712 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:55:59,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:55:59,715 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:55:59,715 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:55:59,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:55:59,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:55:59,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:55:59,717 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:55:59,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:55:59,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:55:59,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:55:59,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:55:59,719 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:55:59,719 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:55:59,719 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:55:59,720 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:55:59,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:55:59,720 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:55:59,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:55:59,721 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:55:59,721 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:55:59,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:55:59,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:59,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:55:59,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:55:59,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:55:59,723 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:55:59,723 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:55:59,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:55:59,723 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:55:59,724 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:55:59,724 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_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2965ba2f95fa88a11de221781578b1346697c68ecd81d7cf3354351e788228d [2022-11-20 17:56:00,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:56:00,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:56:00,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:56:00,222 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:56:00,223 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:56:00,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2022-11-20 17:56:03,513 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:56:03,938 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:56:03,939 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_bad.i [2022-11-20 17:56:03,986 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/data/f8598f0d3/50cd0dc74232488c91838fb0ae9dc073/FLAG1b61cae5e [2022-11-20 17:56:04,008 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7265bb2-baad-40e0-91ac-f4e0b2bb3830/bin/ukojak-pZX7IvK2PQ/data/f8598f0d3/50cd0dc74232488c91838fb0ae9dc073 [2022-11-20 17:56:04,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:56:04,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:56:04,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:56:04,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:56:04,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:56:04,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:56:04" (1/1) ... [2022-11-20 17:56:04,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec9255e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:56:04, skipping insertion in model container [2022-11-20 17:56:04,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:56:04" (1/1) ... [2022-11-20 17:56:04,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:56:04,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:56:04,627 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:56:05,027 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 17:56:05,036 INFO L158 Benchmark]: Toolchain (without parser) took 1019.20ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 45.5MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:56:05,037 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:56:05,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1013.54ms. Allocated memory is still 86.0MB. Free memory was 60.6MB in the beginning and 45.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:56:05,040 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1013.54ms. Allocated memory is still 86.0MB. Free memory was 60.6MB in the beginning and 45.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. 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.