./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg --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 9714151ba458e9137d8fc02a6bfb7ca4fc5e33e4031f29c46780e222f60d6f78 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:40:17,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:40:17,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:40:18,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:40:18,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:40:18,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:40:18,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:40:18,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:40:18,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:40:18,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:40:18,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:40:18,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:40:18,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:40:18,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:40:18,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:40:18,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:40:18,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:40:18,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:40:18,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:40:18,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:40:18,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:40:18,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:40:18,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:40:18,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:40:18,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:40:18,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:40:18,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:40:18,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:40:18,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:40:18,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:40:18,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:40:18,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:40:18,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:40:18,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:40:18,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:40:18,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:40:18,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:40:18,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:40:18,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:40:18,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:40:18,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:40:18,048 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:40:18,070 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:40:18,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:40:18,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:40:18,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:40:18,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:40:18,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:40:18,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:40:18,073 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:40:18,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:40:18,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:40:18,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:40:18,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:40:18,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:40:18,075 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:40:18,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:40:18,075 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:40:18,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:40:18,076 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:40:18,076 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:40:18,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:40:18,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:40:18,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:40:18,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:40:18,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:40:18,078 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:40:18,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:40:18,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:40:18,078 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_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9714151ba458e9137d8fc02a6bfb7ca4fc5e33e4031f29c46780e222f60d6f78 [2022-11-21 22:40:18,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:40:18,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:40:18,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:40:18,394 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:40:18,395 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:40:18,396 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_17_bad.i [2022-11-21 22:40:21,421 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:40:21,872 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:40:21,873 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_17_bad.i [2022-11-21 22:40:21,904 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/data/9a1e6d823/4129da94f3414b3c8c66c4a38033c6b9/FLAG5ed95c676 [2022-11-21 22:40:21,929 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/data/9a1e6d823/4129da94f3414b3c8c66c4a38033c6b9 [2022-11-21 22:40:21,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:40:21,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:40:21,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:40:21,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:40:21,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:40:21,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:40:21" (1/1) ... [2022-11-21 22:40:21,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70788eb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:21, skipping insertion in model container [2022-11-21 22:40:21,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:40:21" (1/1) ... [2022-11-21 22:40:21,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:40:22,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:40:22,414 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:40:23,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:40:23,082 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:40:23,116 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:40:23,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:40:23,364 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:40:23,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23 WrapperNode [2022-11-21 22:40:23,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:40:23,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:40:23,366 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:40:23,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:40:23,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23" (1/1) ... [2022-11-21 22:40:23,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23" (1/1) ... [2022-11-21 22:40:23,430 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2022-11-21 22:40:23,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:40:23,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:40:23,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:40:23,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:40:23,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23" (1/1) ... [2022-11-21 22:40:23,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23" (1/1) ... [2022-11-21 22:40:23,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23" (1/1) ... [2022-11-21 22:40:23,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23" (1/1) ... [2022-11-21 22:40:23,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23" (1/1) ... [2022-11-21 22:40:23,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23" (1/1) ... [2022-11-21 22:40:23,469 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23" (1/1) ... [2022-11-21 22:40:23,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23" (1/1) ... [2022-11-21 22:40:23,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:40:23,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:40:23,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:40:23,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:40:23,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:23" (1/1) ... [2022-11-21 22:40:23,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:40:23,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:40:23,508 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:40:23,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:40:23,574 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 22:40:23,574 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:40:23,574 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:40:23,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:40:23,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 22:40:23,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:40:23,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:40:23,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:40:23,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:40:23,578 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:40:23,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:40:23,776 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:40:23,792 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:40:23,982 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:40:24,054 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:40:24,054 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:40:24,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:40:24 BoogieIcfgContainer [2022-11-21 22:40:24,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:40:24,066 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:40:24,067 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:40:24,078 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:40:24,078 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:40:24" (1/1) ... [2022-11-21 22:40:24,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:40:24,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:24,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-11-21 22:40:24,140 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-11-21 22:40:24,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:40:24,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:24,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:24,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:40:24,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:24,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2022-11-21 22:40:24,467 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-11-21 22:40:24,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:40:24,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:24,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:24,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:40:24,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:24,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2022-11-21 22:40:24,676 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-11-21 22:40:24,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:40:24,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:24,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:24,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:40:24,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:24,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2022-11-21 22:40:24,810 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-11-21 22:40:24,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:40:24,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:24,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:24,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:40:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:40:24,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:24,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-11-21 22:40:24,922 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-21 22:40:24,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:40:24,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:24,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:40:24,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:40:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:40:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:40:25,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:40:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:40:25,099 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2022-11-21 22:40:25,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:40:25 ImpRootNode [2022-11-21 22:40:25,145 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:40:25,146 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:40:25,146 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:40:25,147 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:40:25,147 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:40:24" (3/4) ... [2022-11-21 22:40:25,150 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 22:40:25,151 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:40:25,152 INFO L158 Benchmark]: Toolchain (without parser) took 3219.07ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 96.1MB in the beginning and 82.4MB in the end (delta: 13.7MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2022-11-21 22:40:25,152 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory was 102.5MB in the beginning and 102.4MB in the end (delta: 77.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:40:25,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1431.44ms. Allocated memory is still 130.0MB. Free memory was 95.7MB in the beginning and 79.6MB in the end (delta: 16.1MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2022-11-21 22:40:25,155 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.63ms. Allocated memory is still 130.0MB. Free memory was 79.6MB in the beginning and 76.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:40:25,155 INFO L158 Benchmark]: Boogie Preprocessor took 41.89ms. Allocated memory is still 130.0MB. Free memory was 76.8MB in the beginning and 74.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:40:25,156 INFO L158 Benchmark]: RCFGBuilder took 591.60ms. Allocated memory is still 130.0MB. Free memory was 74.9MB in the beginning and 59.7MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:40:25,157 INFO L158 Benchmark]: CodeCheck took 1079.43ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 59.2MB in the beginning and 82.4MB in the end (delta: -23.1MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2022-11-21 22:40:25,157 INFO L158 Benchmark]: Witness Printer took 4.68ms. Allocated memory is still 167.8MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:40:25,160 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, 25 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 112 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 72 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 77 IncrementalHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 58 mSDtfsCounter, 77 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 282 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 4 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, 0.4s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 65 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2/2 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: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559. 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)=13, argc=13, argv={18:12}, argv={18:12}, 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_add_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 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, i=0] [L1553] COND TRUE i < 1 [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1553] i++ 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, i=1] [L1553] COND FALSE !(i < 1) [L1567] j = 0 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, i=1, j=0] [L1567] COND TRUE j < 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, i=1, j=0] [L1570] 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, i=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory was 102.5MB in the beginning and 102.4MB in the end (delta: 77.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1431.44ms. Allocated memory is still 130.0MB. Free memory was 95.7MB in the beginning and 79.6MB in the end (delta: 16.1MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.63ms. Allocated memory is still 130.0MB. Free memory was 79.6MB in the beginning and 76.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.89ms. Allocated memory is still 130.0MB. Free memory was 76.8MB in the beginning and 74.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 591.60ms. Allocated memory is still 130.0MB. Free memory was 74.9MB in the beginning and 59.7MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1079.43ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 59.2MB in the beginning and 82.4MB in the end (delta: -23.1MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Witness Printer took 4.68ms. Allocated memory is still 167.8MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 22:40:25,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg --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 9714151ba458e9137d8fc02a6bfb7ca4fc5e33e4031f29c46780e222f60d6f78 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:40:27,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:40:27,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:40:27,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:40:27,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:40:27,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:40:27,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:40:27,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:40:27,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:40:27,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:40:27,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:40:27,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:40:27,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:40:27,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:40:27,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:40:27,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:40:27,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:40:27,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:40:27,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:40:27,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:40:27,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:40:27,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:40:27,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:40:27,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:40:27,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:40:27,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:40:27,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:40:27,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:40:27,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:40:27,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:40:27,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:40:27,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:40:27,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:40:27,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:40:27,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:40:27,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:40:27,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:40:27,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:40:27,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:40:27,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:40:27,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:40:27,754 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-21 22:40:27,798 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:40:27,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:40:27,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:40:27,799 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:40:27,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:40:27,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:40:27,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:40:27,800 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:40:27,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:40:27,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:40:27,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:40:27,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:40:27,801 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:40:27,801 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:40:27,801 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:40:27,801 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:40:27,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:40:27,802 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:40:27,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:40:27,802 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:40:27,802 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:40:27,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:40:27,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:40:27,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:40:27,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:40:27,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:40:27,803 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:40:27,804 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:40:27,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:40:27,804 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:40:27,804 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:40:27,804 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_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9714151ba458e9137d8fc02a6bfb7ca4fc5e33e4031f29c46780e222f60d6f78 [2022-11-21 22:40:28,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:40:28,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:40:28,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:40:28,196 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:40:28,197 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:40:28,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_17_bad.i [2022-11-21 22:40:31,291 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:40:31,705 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:40:31,710 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_17_bad.i [2022-11-21 22:40:31,746 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/data/d59e1b44f/f30ad14c8dc9465aa4821bc7eb45cb44/FLAG5d6c5eb33 [2022-11-21 22:40:31,763 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c7b286-99c3-4488-b1af-35fd160b80d2/bin/ukojak-jW3SillKbg/data/d59e1b44f/f30ad14c8dc9465aa4821bc7eb45cb44 [2022-11-21 22:40:31,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:40:31,770 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:40:31,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:40:31,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:40:31,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:40:31,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e686da4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31, skipping insertion in model container [2022-11-21 22:40:31,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:40:31,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:40:32,339 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:40:32,779 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) [2022-11-21 22:40:32,788 INFO L158 Benchmark]: Toolchain (without parser) took 1017.22ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 48.3MB in the beginning and 80.3MB in the end (delta: -32.1MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2022-11-21 22:40:32,789 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:40:32,790 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1013.95ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 48.1MB in the beginning and 80.3MB in the end (delta: -32.3MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2022-11-21 22:40:32,792 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1013.95ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 48.1MB in the beginning and 80.3MB in the end (delta: -32.3MB). Peak memory consumption was 17.0MB. 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.