./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/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_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/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_21b17156-c88c-419e-9cb7-3fece99d6d34/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 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 --- 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 18:27:22,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:27:22,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:27:22,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:27:22,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:27:22,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:27:22,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:27:22,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:27:22,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:27:22,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:27:22,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:27:22,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:27:22,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:27:22,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:27:22,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:27:22,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:27:22,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:27:22,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:27:22,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:27:22,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:27:22,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:27:22,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:27:22,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:27:22,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:27:22,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:27:22,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:27:22,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:27:22,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:27:22,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:27:22,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:27:22,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:27:22,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:27:22,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:27:22,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:27:22,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:27:22,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:27:22,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:27:22,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:27:22,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:27:22,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:27:22,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:27:22,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:27:22,515 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:27:22,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:27:22,517 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:27:22,517 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:27:22,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:27:22,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:27:22,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:27:22,518 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:27:22,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:27:22,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:27:22,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:27:22,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:27:22,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:27:22,521 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:27:22,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:27:22,521 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:27:22,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:27:22,522 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:27:22,522 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:27:22,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:27:22,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:27:22,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:27:22,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:27:22,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:27:22,524 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:27:22,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:27:22,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:27:22,524 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_21b17156-c88c-419e-9cb7-3fece99d6d34/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 [2022-11-20 18:27:22,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:27:22,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:27:22,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:27:22,863 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:27:22,864 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:27:22,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2022-11-20 18:27:25,864 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:27:26,255 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:27:26,256 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2022-11-20 18:27:26,285 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/data/cbc1f9a47/b5bb1a9f5941456398a16e4775cf479a/FLAG890045302 [2022-11-20 18:27:26,303 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/data/cbc1f9a47/b5bb1a9f5941456398a16e4775cf479a [2022-11-20 18:27:26,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:27:26,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:27:26,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:27:26,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:27:26,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:27:26,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:27:26" (1/1) ... [2022-11-20 18:27:26,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55195edc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:26, skipping insertion in model container [2022-11-20 18:27:26,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:27:26" (1/1) ... [2022-11-20 18:27:26,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:27:26,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:27:26,798 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:27:27,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:27:27,327 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:27:27,365 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:27:27,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:27:27,601 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:27:27,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27 WrapperNode [2022-11-20 18:27:27,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:27:27,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:27:27,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:27:27,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:27:27,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27" (1/1) ... [2022-11-20 18:27:27,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27" (1/1) ... [2022-11-20 18:27:27,661 INFO L138 Inliner]: procedures = 500, calls = 66, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-11-20 18:27:27,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:27:27,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:27:27,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:27:27,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:27:27,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27" (1/1) ... [2022-11-20 18:27:27,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27" (1/1) ... [2022-11-20 18:27:27,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27" (1/1) ... [2022-11-20 18:27:27,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27" (1/1) ... [2022-11-20 18:27:27,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27" (1/1) ... [2022-11-20 18:27:27,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27" (1/1) ... [2022-11-20 18:27:27,702 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27" (1/1) ... [2022-11-20 18:27:27,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27" (1/1) ... [2022-11-20 18:27:27,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:27:27,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:27:27,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:27:27,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:27:27,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:27" (1/1) ... [2022-11-20 18:27:27,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:27:27,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:27:27,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:27:27,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:27:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 18:27:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 18:27:27,793 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 18:27:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:27:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 18:27:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:27:27,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:27:27,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:27:27,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:27:27,795 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 18:27:27,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:27:27,999 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:27:28,001 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:27:28,171 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:27:28,202 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:27:28,202 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:27:28,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:27:28 BoogieIcfgContainer [2022-11-20 18:27:28,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:27:28,205 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:27:28,205 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:27:28,215 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:27:28,215 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:27:28" (1/1) ... [2022-11-20 18:27:28,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:27:28,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:28,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2022-11-20 18:27:28,290 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2022-11-20 18:27:28,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:27:28,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:28,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:28,592 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 18:27:28,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:28,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 26 transitions. [2022-11-20 18:27:28,628 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-11-20 18:27:28,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:27:28,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:28,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:27:28,743 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:27:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:27:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:27:28,860 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:27:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:27:28,904 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-11-20 18:27:28,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:27:28 ImpRootNode [2022-11-20 18:27:28,946 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:27:28,948 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:27:28,948 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:27:28,948 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:27:28,949 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:27:28" (3/4) ... [2022-11-20 18:27:28,954 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 18:27:28,954 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:27:28,956 INFO L158 Benchmark]: Toolchain (without parser) took 2646.84ms. Allocated memory was 134.2MB in the beginning and 172.0MB in the end (delta: 37.7MB). Free memory was 70.2MB in the beginning and 126.1MB in the end (delta: -55.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:27:28,956 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 134.2MB. Free memory was 108.4MB in the beginning and 108.4MB in the end (delta: 76.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:27:28,957 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1290.64ms. Allocated memory was 134.2MB in the beginning and 172.0MB in the end (delta: 37.7MB). Free memory was 70.0MB in the beginning and 87.3MB in the end (delta: -17.4MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2022-11-20 18:27:28,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.72ms. Allocated memory is still 172.0MB. Free memory was 87.3MB in the beginning and 84.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:27:28,958 INFO L158 Benchmark]: Boogie Preprocessor took 43.23ms. Allocated memory is still 172.0MB. Free memory was 84.5MB in the beginning and 83.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:27:28,959 INFO L158 Benchmark]: RCFGBuilder took 498.45ms. Allocated memory is still 172.0MB. Free memory was 82.4MB in the beginning and 132.5MB in the end (delta: -50.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 18:27:28,965 INFO L158 Benchmark]: CodeCheck took 741.26ms. Allocated memory is still 172.0MB. Free memory was 132.5MB in the beginning and 127.1MB in the end (delta: 5.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2022-11-20 18:27:28,966 INFO L158 Benchmark]: Witness Printer took 7.05ms. Allocated memory is still 172.0MB. Free memory was 127.1MB in the beginning and 126.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:27:28,969 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 30 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 19 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 78 GetRequests, 76 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, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 1575]: 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); [L1587] 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={6:0}] [L1414] COND TRUE line != ((void *)0) [L1587] RET printLine("Calling bad()...") VAL [\old(argc)=18, argc=18, argv={13:12}, argv={13:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1588] CALL CWE190_Integer_Overflow__int_fgets_add_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [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)] = ""; 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] [L1573] case 7: 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] [L1575] 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 0.51ms. Allocated memory is still 134.2MB. Free memory was 108.4MB in the beginning and 108.4MB in the end (delta: 76.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1290.64ms. Allocated memory was 134.2MB in the beginning and 172.0MB in the end (delta: 37.7MB). Free memory was 70.0MB in the beginning and 87.3MB in the end (delta: -17.4MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.72ms. Allocated memory is still 172.0MB. Free memory was 87.3MB in the beginning and 84.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.23ms. Allocated memory is still 172.0MB. Free memory was 84.5MB in the beginning and 83.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 498.45ms. Allocated memory is still 172.0MB. Free memory was 82.4MB in the beginning and 132.5MB in the end (delta: -50.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 741.26ms. Allocated memory is still 172.0MB. Free memory was 132.5MB in the beginning and 127.1MB in the end (delta: 5.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * Witness Printer took 7.05ms. Allocated memory is still 172.0MB. Free memory was 127.1MB in the beginning and 126.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 18:27:28,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/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_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/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_21b17156-c88c-419e-9cb7-3fece99d6d34/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 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 --- 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 18:27:31,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:27:31,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:27:31,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:27:31,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:27:31,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:27:31,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:27:31,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:27:31,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:27:31,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:27:31,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:27:31,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:27:31,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:27:31,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:27:31,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:27:31,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:27:31,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:27:31,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:27:31,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:27:31,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:27:31,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:27:31,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:27:31,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:27:31,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:27:31,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:27:31,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:27:31,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:27:31,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:27:31,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:27:31,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:27:31,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:27:31,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:27:31,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:27:31,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:27:31,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:27:31,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:27:31,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:27:31,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:27:31,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:27:31,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:27:31,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:27:31,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 18:27:31,727 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:27:31,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:27:31,729 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:27:31,730 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:27:31,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:27:31,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:27:31,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:27:31,731 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:27:31,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:27:31,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:27:31,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:27:31,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:27:31,733 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:27:31,733 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:27:31,733 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:27:31,734 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:27:31,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:27:31,734 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:27:31,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:27:31,735 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:27:31,735 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:27:31,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:27:31,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:27:31,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:27:31,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:27:31,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:27:31,736 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:27:31,736 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:27:31,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:27:31,737 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:27:31,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:27:31,737 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_21b17156-c88c-419e-9cb7-3fece99d6d34/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 [2022-11-20 18:27:32,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:27:32,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:27:32,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:27:32,182 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:27:32,183 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:27:32,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2022-11-20 18:27:35,412 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:27:35,848 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:27:35,849 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2022-11-20 18:27:35,874 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/data/310a64781/d0f6003bed524b46b4c54707c238785e/FLAGc89106d74 [2022-11-20 18:27:35,892 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21b17156-c88c-419e-9cb7-3fece99d6d34/bin/ukojak-pZX7IvK2PQ/data/310a64781/d0f6003bed524b46b4c54707c238785e [2022-11-20 18:27:35,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:27:35,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:27:35,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:27:35,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:27:35,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:27:35,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:27:35" (1/1) ... [2022-11-20 18:27:35,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48a6afe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:35, skipping insertion in model container [2022-11-20 18:27:35,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:27:35" (1/1) ... [2022-11-20 18:27:35,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:27:35,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:27:36,473 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:27:36,806 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 18:27:36,815 INFO L158 Benchmark]: Toolchain (without parser) took 915.24ms. Allocated memory is still 90.2MB. Free memory was 63.7MB in the beginning and 48.6MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:27:36,816 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:27:36,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 910.74ms. Allocated memory is still 90.2MB. Free memory was 63.4MB in the beginning and 48.6MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:27:36,819 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 910.74ms. Allocated memory is still 90.2MB. Free memory was 63.4MB in the beginning and 48.6MB in the end (delta: 14.8MB). 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.