./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_63_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/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_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/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_8cc49370-57ac-4e36-9167-456229754ba9/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 b8a9e12803e863b4433a7218437f259812e6cd66590c42c61a482fb1198e9332 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:51:38,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:51:38,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:51:38,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:51:38,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:51:38,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:51:38,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:51:38,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:51:38,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:51:38,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:51:38,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:51:38,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:51:38,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:51:38,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:51:38,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:51:38,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:51:38,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:51:38,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:51:38,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:51:38,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:51:38,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:51:38,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:51:38,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:51:38,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:51:38,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:51:38,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:51:38,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:51:38,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:51:38,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:51:38,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:51:38,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:51:38,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:51:38,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:51:38,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:51:38,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:51:38,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:51:38,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:51:38,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:51:38,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:51:38,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:51:38,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:51:38,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:51:38,926 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:51:38,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:51:38,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:51:38,928 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:51:38,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:51:38,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:51:38,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:51:38,929 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:51:38,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:51:38,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:51:38,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:51:38,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:51:38,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:51:38,931 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:51:38,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:51:38,932 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:51:38,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:51:38,932 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:51:38,932 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:51:38,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:51:38,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:51:38,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:51:38,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:51:38,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:51:38,934 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:51:38,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:51:38,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:51:38,934 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_8cc49370-57ac-4e36-9167-456229754ba9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8a9e12803e863b4433a7218437f259812e6cd66590c42c61a482fb1198e9332 [2022-11-20 17:51:39,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:51:39,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:51:39,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:51:39,286 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:51:39,286 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:51:39,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_63_bad.i [2022-11-20 17:51:42,559 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:51:42,947 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:51:42,947 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_63_bad.i [2022-11-20 17:51:42,978 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/data/0a7f79aea/c4d801ed2cd94dc3aba22478622f73c9/FLAGf5affc60b [2022-11-20 17:51:42,997 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/data/0a7f79aea/c4d801ed2cd94dc3aba22478622f73c9 [2022-11-20 17:51:43,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:51:43,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:51:43,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:43,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:51:43,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:51:43,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:43,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283a34ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:43, skipping insertion in model container [2022-11-20 17:51:43,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:43,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:51:43,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:51:43,504 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:51:44,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:44,138 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:51:44,165 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:51:44,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:44,374 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:51:44,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44 WrapperNode [2022-11-20 17:51:44,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:44,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:44,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:51:44,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:51:44,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44" (1/1) ... [2022-11-20 17:51:44,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44" (1/1) ... [2022-11-20 17:51:44,464 INFO L138 Inliner]: procedures = 501, calls = 68, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 58 [2022-11-20 17:51:44,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:44,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:51:44,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:51:44,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:51:44,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44" (1/1) ... [2022-11-20 17:51:44,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44" (1/1) ... [2022-11-20 17:51:44,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44" (1/1) ... [2022-11-20 17:51:44,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44" (1/1) ... [2022-11-20 17:51:44,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44" (1/1) ... [2022-11-20 17:51:44,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44" (1/1) ... [2022-11-20 17:51:44,486 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44" (1/1) ... [2022-11-20 17:51:44,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44" (1/1) ... [2022-11-20 17:51:44,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:51:44,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:51:44,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:51:44,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:51:44,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:44" (1/1) ... [2022-11-20 17:51:44,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:51:44,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:51:44,529 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:51:44,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:51:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 17:51:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:51:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:51:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:51:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 17:51:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:51:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:51:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:51:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:51:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:51:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:51:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:51:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:51:44,792 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:51:44,794 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:51:45,015 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:51:45,063 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:51:45,075 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:51:45,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:51:45 BoogieIcfgContainer [2022-11-20 17:51:45,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:51:45,079 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:51:45,079 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:51:45,089 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:51:45,090 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:51:45" (1/1) ... [2022-11-20 17:51:45,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:51:45,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:45,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-11-20 17:51:45,174 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-11-20 17:51:45,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:51:45,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:45,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:51:45,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:51:45,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:51:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:51:45,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:51:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:51:45,643 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-20 17:51:45,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:51:45 ImpRootNode [2022-11-20 17:51:45,680 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:51:45,682 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:51:45,682 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:51:45,682 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:51:45,683 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:51:45" (3/4) ... [2022-11-20 17:51:45,690 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 17:51:45,690 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:51:45,691 INFO L158 Benchmark]: Toolchain (without parser) took 2686.39ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 98.4MB in the beginning and 93.8MB in the end (delta: 4.6MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2022-11-20 17:51:45,692 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 146.8MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:51:45,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1368.60ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 98.0MB in the beginning and 134.8MB in the end (delta: -36.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2022-11-20 17:51:45,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.17ms. Allocated memory is still 186.6MB. Free memory was 133.9MB in the beginning and 131.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:51:45,695 INFO L158 Benchmark]: Boogie Preprocessor took 25.16ms. Allocated memory is still 186.6MB. Free memory was 131.8MB in the beginning and 129.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:51:45,696 INFO L158 Benchmark]: RCFGBuilder took 586.83ms. Allocated memory is still 186.6MB. Free memory was 129.6MB in the beginning and 113.9MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:51:45,697 INFO L158 Benchmark]: CodeCheck took 601.16ms. Allocated memory is still 186.6MB. Free memory was 113.9MB in the beginning and 94.1MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 17:51:45,697 INFO L158 Benchmark]: Witness Printer took 8.27ms. Allocated memory is still 186.6MB. Free memory was 94.1MB in the beginning and 93.8MB in the end (delta: 216.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:51:45,709 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 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, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1557. 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); [L1569] 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) [L1569] RET printLine("Calling bad()...") VAL [\old(argc)=62, argc=62, argv={63:13}, argv={63:13}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE190_Integer_Overflow__int_fgets_add_63_bad() [L1551] int data; [L1552] data = 0 [L1554] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1555] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1557] data = atoi(inputBuffer) [L1554] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1564] CALL CWE190_Integer_Overflow__int_fgets_add_63b_badSink(&data) [L1576] EXPR \read(*dataPtr) [L1576] int data = *dataPtr; [L1578] data + 1 VAL [data=2147483647, dataPtr={1325:0}, dataPtr={1325:0}, 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 0.57ms. Allocated memory is still 146.8MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1368.60ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 98.0MB in the beginning and 134.8MB in the end (delta: -36.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.17ms. Allocated memory is still 186.6MB. Free memory was 133.9MB in the beginning and 131.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.16ms. Allocated memory is still 186.6MB. Free memory was 131.8MB in the beginning and 129.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 586.83ms. Allocated memory is still 186.6MB. Free memory was 129.6MB in the beginning and 113.9MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 601.16ms. Allocated memory is still 186.6MB. Free memory was 113.9MB in the beginning and 94.1MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 8.27ms. Allocated memory is still 186.6MB. Free memory was 94.1MB in the beginning and 93.8MB in the end (delta: 216.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 17:51:45,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/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_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/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_8cc49370-57ac-4e36-9167-456229754ba9/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 b8a9e12803e863b4433a7218437f259812e6cd66590c42c61a482fb1198e9332 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:51:48,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:51:48,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:51:48,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:51:48,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:51:48,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:51:48,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:51:48,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:51:48,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:51:48,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:51:48,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:51:48,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:51:48,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:51:48,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:51:48,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:51:48,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:51:48,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:51:48,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:51:48,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:51:48,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:51:48,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:51:48,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:51:48,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:51:48,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:51:48,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:51:48,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:51:48,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:51:48,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:51:48,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:51:48,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:51:48,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:51:48,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:51:48,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:51:48,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:51:48,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:51:48,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:51:48,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:51:48,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:51:48,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:51:48,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:51:48,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:51:48,500 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 17:51:48,542 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:51:48,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:51:48,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:51:48,545 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:51:48,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:51:48,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:51:48,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:51:48,547 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:51:48,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:51:48,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:51:48,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:51:48,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:51:48,549 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:51:48,550 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:51:48,550 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:51:48,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:51:48,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:51:48,551 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:51:48,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:51:48,551 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:51:48,552 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:51:48,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:51:48,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:51:48,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:51:48,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:51:48,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:51:48,554 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:51:48,554 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:51:48,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:51:48,555 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:51:48,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:51:48,555 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_8cc49370-57ac-4e36-9167-456229754ba9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8a9e12803e863b4433a7218437f259812e6cd66590c42c61a482fb1198e9332 [2022-11-20 17:51:48,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:51:49,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:51:49,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:51:49,030 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:51:49,030 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:51:49,032 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_63_bad.i [2022-11-20 17:51:54,348 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:51:54,716 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:51:54,722 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_63_bad.i [2022-11-20 17:51:54,753 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/data/aff16c1f3/ebf0140f7a83485db5feda8aeb86cece/FLAG08f3045fe [2022-11-20 17:51:54,776 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc49370-57ac-4e36-9167-456229754ba9/bin/ukojak-pZX7IvK2PQ/data/aff16c1f3/ebf0140f7a83485db5feda8aeb86cece [2022-11-20 17:51:54,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:51:54,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:51:54,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:54,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:51:54,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:51:54,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:54" (1/1) ... [2022-11-20 17:51:54,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1344d024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:54, skipping insertion in model container [2022-11-20 17:51:54,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:54" (1/1) ... [2022-11-20 17:51:54,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:51:54,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:51:55,322 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:51:55,574 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:51:55,579 INFO L158 Benchmark]: Toolchain (without parser) took 798.23ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 43.4MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:51:55,580 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:51:55,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 794.23ms. Allocated memory is still 83.9MB. Free memory was 58.5MB in the beginning and 43.4MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:51:55,582 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 794.23ms. Allocated memory is still 83.9MB. Free memory was 58.5MB in the beginning and 43.4MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.