./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_45_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 1c8ed27f68b16e041c8cb9fbbf51a30400fcec1407897de88d8149976d351f66 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:41:42,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:41:42,449 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:41:42,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:41:42,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:41:42,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:41:42,508 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:41:42,509 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:41:42,510 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:41:42,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:41:42,516 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:41:42,516 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:41:42,517 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:41:42,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:41:42,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:41:42,519 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:41:42,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:41:42,520 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:41:42,521 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:41:42,521 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:41:42,522 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:41:42,522 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:41:42,523 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:41:42,523 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:41:42,524 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:41:42,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:41:42,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:41:42,527 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:41:42,527 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:41:42,528 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:41:42,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:41:42,529 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:41:42,530 INFO L153 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_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c8ed27f68b16e041c8cb9fbbf51a30400fcec1407897de88d8149976d351f66 [2023-11-19 02:41:42,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:41:42,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:41:42,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:41:42,932 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:41:42,933 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:41:42,934 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_45_bad.i [2023-11-19 02:41:46,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:41:46,904 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:41:46,908 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_45_bad.i [2023-11-19 02:41:46,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/data/d9e4f1b1d/a4202fcb35cf4de7937ebb6fc8dc7883/FLAG4fe6251da [2023-11-19 02:41:46,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/data/d9e4f1b1d/a4202fcb35cf4de7937ebb6fc8dc7883 [2023-11-19 02:41:46,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:41:46,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:41:46,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:41:46,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:41:46,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:41:46,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbd9a24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46, skipping insertion in model container [2023-11-19 02:41:46,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:47,104 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:41:47,594 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:41:48,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:41:48,246 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:41:48,273 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:41:48,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:41:48,516 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:41:48,516 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:41:48,517 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:41:48,517 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:41:48,517 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:41:48,524 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:41:48,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48 WrapperNode [2023-11-19 02:41:48,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:41:48,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:41:48,526 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:41:48,526 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:41:48,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,583 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,613 INFO L138 Inliner]: procedures = 500, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2023-11-19 02:41:48,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:41:48,614 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:41:48,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:41:48,615 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:41:48,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,629 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,630 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,639 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,642 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:41:48,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:41:48,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:41:48,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:41:48,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:41:48,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:41:48,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:41:48,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:41:48,805 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:41:48,806 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:41:48,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:41:48,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:41:48,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:41:48,806 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:41:48,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:41:48,976 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:41:48,978 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:41:49,105 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:41:49,153 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:41:49,153 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:41:49,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:49 BoogieIcfgContainer [2023-11-19 02:41:49,158 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:41:49,160 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:41:49,160 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:41:49,172 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:41:49,172 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:49" (1/1) ... [2023-11-19 02:41:49,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:41:49,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:49,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 02:41:49,257 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 02:41:49,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:41:49,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:49,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:41:49,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:41:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:41:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:41:49,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:41:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:41:49,522 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:41:49,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:41:49 ImpRootNode [2023-11-19 02:41:49,553 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:41:49,554 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:41:49,554 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:41:49,555 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:41:49,555 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:49" (3/4) ... [2023-11-19 02:41:49,556 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 02:41:49,612 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:41:49,613 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:41:49,614 INFO L158 Benchmark]: Toolchain (without parser) took 2630.30ms. Allocated memory is still 188.7MB. Free memory was 156.0MB in the beginning and 126.6MB in the end (delta: 29.4MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-11-19 02:41:49,614 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:41:49,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1537.59ms. Allocated memory is still 188.7MB. Free memory was 156.0MB in the beginning and 96.1MB in the end (delta: 59.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-19 02:41:49,616 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.49ms. Allocated memory is still 188.7MB. Free memory was 96.1MB in the beginning and 93.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:41:49,616 INFO L158 Benchmark]: Boogie Preprocessor took 32.99ms. Allocated memory is still 188.7MB. Free memory was 93.1MB in the beginning and 91.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:41:49,617 INFO L158 Benchmark]: RCFGBuilder took 510.64ms. Allocated memory is still 188.7MB. Free memory was 91.9MB in the beginning and 143.4MB in the end (delta: -51.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 02:41:49,618 INFO L158 Benchmark]: CodeCheck took 393.94ms. Allocated memory is still 188.7MB. Free memory was 143.4MB in the beginning and 128.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:41:49,619 INFO L158 Benchmark]: Witness Printer took 58.57ms. Allocated memory is still 188.7MB. Free memory was 128.7MB in the beginning and 126.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:41:49,623 INFO L338 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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 - CounterExampleResult [Line: 1555]: integer overflow possible integer overflow possible We found a 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); [L1548] static int CWE191_Integer_Underflow__int_min_predec_45_badData; [L1549] static int CWE191_Integer_Underflow__int_min_predec_45_goodG2BData; [L1550] static int CWE191_Integer_Underflow__int_min_predec_45_goodB2GData; [L1571] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=0, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=0, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={14:12}, argv={14:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE191_Integer_Underflow__int_min_predec_45_bad() [L1562] int data; [L1563] data = 0 [L1564] data = (-0x7fffffff - 1) [L1565] CWE191_Integer_Underflow__int_min_predec_45_badData = data [L1566] CALL badSink() [L1553] int data = CWE191_Integer_Underflow__int_min_predec_45_badData; VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] --data VAL [CWE191_Integer_Underflow__int_min_predec_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, 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 0.29ms. Allocated memory is still 125.8MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1537.59ms. Allocated memory is still 188.7MB. Free memory was 156.0MB in the beginning and 96.1MB in the end (delta: 59.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.49ms. Allocated memory is still 188.7MB. Free memory was 96.1MB in the beginning and 93.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.99ms. Allocated memory is still 188.7MB. Free memory was 93.1MB in the beginning and 91.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 510.64ms. Allocated memory is still 188.7MB. Free memory was 91.9MB in the beginning and 143.4MB in the end (delta: -51.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 393.94ms. Allocated memory is still 188.7MB. Free memory was 143.4MB in the beginning and 128.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 58.57ms. Allocated memory is still 188.7MB. Free memory was 128.7MB in the beginning and 126.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 02:41:49,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c575428c-4ca9-43f0-8a3e-e1cf61068800/bin/ukojak-verify-G8NBE6pJGL/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)