./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_14_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_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/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_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/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_691eb5a2-228f-452d-b7d7-b51103bb46e7/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 0d2a5b81ae1e36d2509be28e0377a91f23408f92f2bcc20167ca32c16fd094b2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:50,491 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:50,585 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:08:50,592 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:50,593 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:50,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:50,640 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:50,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:50,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:50,644 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:50,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:50,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:50,647 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:50,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:50,651 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:50,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:50,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:50,658 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:50,659 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:50,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:50,660 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:50,662 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:50,662 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:50,663 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:50,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:50,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:50,665 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:50,665 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:50,666 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:50,666 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:50,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:50,669 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:50,669 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_691eb5a2-228f-452d-b7d7-b51103bb46e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d2a5b81ae1e36d2509be28e0377a91f23408f92f2bcc20167ca32c16fd094b2 [2023-11-19 04:08:50,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:51,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:51,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:51,035 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:51,036 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:51,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_14_bad.i [2023-11-19 04:08:54,359 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:54,895 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:54,900 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_14_bad.i [2023-11-19 04:08:54,943 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/data/19a3aff56/d69ac9337daf47bb8801bfb985b78e81/FLAG33331d481 [2023-11-19 04:08:54,959 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/data/19a3aff56/d69ac9337daf47bb8801bfb985b78e81 [2023-11-19 04:08:54,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:54,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:54,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:54,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:54,970 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:54,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:54" (1/1) ... [2023-11-19 04:08:54,972 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25639bd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:54, skipping insertion in model container [2023-11-19 04:08:54,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:54" (1/1) ... [2023-11-19 04:08:55,064 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:55,476 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:08:56,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:56,144 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:56,167 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:08:56,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:56,492 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:56,492 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:56,493 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:56,493 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:56,493 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:56,502 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:56,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56 WrapperNode [2023-11-19 04:08:56,503 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:56,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:56,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:56,505 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:56,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,550 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,589 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2023-11-19 04:08:56,590 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:56,590 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:56,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:56,591 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:56,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,607 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,617 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:56,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:56,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:56,626 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:56,627 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:56,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:56,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:56,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:56,715 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:08:56,716 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:08:56,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:56,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:56,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:56,717 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:08:56,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:56,880 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:56,883 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:57,106 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:57,454 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:57,455 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:57,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:57 BoogieIcfgContainer [2023-11-19 04:08:57,460 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:57,462 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:57,463 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:57,474 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:57,476 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:57" (1/1) ... [2023-11-19 04:08:57,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:57,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:57,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 04:08:57,563 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 04:08:57,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:57,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:57,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:58,054 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:08:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:58,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:08:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:58,552 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 04:08:58,595 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-19 04:08:58,597 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-19 04:08:58,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:08:58 ImpRootNode [2023-11-19 04:08:58,604 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:08:58,608 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:08:58,608 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:08:58,608 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:08:58,609 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:57" (3/4) ... [2023-11-19 04:08:58,614 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:08:58,616 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:08:58,618 INFO L158 Benchmark]: Toolchain (without parser) took 3653.48ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 100.3MB in the beginning and 98.6MB in the end (delta: 1.8MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2023-11-19 04:08:58,618 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 140.5MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:58,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1539.06ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 100.0MB in the beginning and 136.0MB in the end (delta: -36.0MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2023-11-19 04:08:58,621 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.15ms. Allocated memory is still 197.1MB. Free memory was 136.0MB in the beginning and 132.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:58,621 INFO L158 Benchmark]: Boogie Preprocessor took 34.54ms. Allocated memory is still 197.1MB. Free memory was 132.7MB in the beginning and 131.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:58,623 INFO L158 Benchmark]: RCFGBuilder took 835.79ms. Allocated memory is still 197.1MB. Free memory was 131.5MB in the beginning and 147.8MB in the end (delta: -16.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:58,624 INFO L158 Benchmark]: CodeCheck took 1142.58ms. Allocated memory is still 197.1MB. Free memory was 147.8MB in the beginning and 99.6MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:58,625 INFO L158 Benchmark]: Witness Printer took 8.11ms. Allocated memory is still 197.1MB. Free memory was 99.6MB in the beginning and 98.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:58,636 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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, 7 NumberOfCodeBlocks, 7 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1554. 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); [L1568] 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={2:0}] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:13}, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_rand_predec_14_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE globalFive==5 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE globalFive==5 VAL [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] [L1559] --data VAL [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 0.38ms. Allocated memory is still 140.5MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1539.06ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 100.0MB in the beginning and 136.0MB in the end (delta: -36.0MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.15ms. Allocated memory is still 197.1MB. Free memory was 136.0MB in the beginning and 132.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.54ms. Allocated memory is still 197.1MB. Free memory was 132.7MB in the beginning and 131.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 835.79ms. Allocated memory is still 197.1MB. Free memory was 131.5MB in the beginning and 147.8MB in the end (delta: -16.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 1142.58ms. Allocated memory is still 197.1MB. Free memory was 147.8MB in the beginning and 99.6MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Witness Printer took 8.11ms. Allocated memory is still 197.1MB. Free memory was 99.6MB in the beginning and 98.6MB 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 Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - 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 [2023-11-19 04:08:58,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/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 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_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/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_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/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 0d2a5b81ae1e36d2509be28e0377a91f23408f92f2bcc20167ca32c16fd094b2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:09:01,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:01,649 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 04:09:01,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:01,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:01,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:09:01,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:09:01,716 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:09:01,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:01,722 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:01,723 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:01,723 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:01,724 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:01,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:01,726 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:09:01,726 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:09:01,727 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:09:01,727 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:09:01,728 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:09:01,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:01,728 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:01,730 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:09:01,730 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:09:01,730 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:09:01,731 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:01,731 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:01,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:01,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:01,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:01,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:01,734 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:01,735 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:09:01,735 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:01,735 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:01,736 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:09:01,736 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:01,736 INFO L153 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_691eb5a2-228f-452d-b7d7-b51103bb46e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d2a5b81ae1e36d2509be28e0377a91f23408f92f2bcc20167ca32c16fd094b2 [2023-11-19 04:09:02,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:02,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:02,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:02,166 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:02,166 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:02,168 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_14_bad.i [2023-11-19 04:09:05,386 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:05,920 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:05,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_14_bad.i [2023-11-19 04:09:05,966 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/data/7f689122f/11562fe290a94bdb81ef65442579fee2/FLAG97d74cfc5 [2023-11-19 04:09:05,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/data/7f689122f/11562fe290a94bdb81ef65442579fee2 [2023-11-19 04:09:05,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:06,000 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:06,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:06,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:06,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:06,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:06,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67aacd2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:06, skipping insertion in model container [2023-11-19 04:09:06,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:05" (1/1) ... [2023-11-19 04:09:06,114 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:06,652 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:09:07,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:07,694 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:07,735 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:09:07,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:07,976 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:07,976 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:07,977 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:07,977 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:07,977 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:07,985 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:07,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07 WrapperNode [2023-11-19 04:09:07,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:07,988 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:07,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:07,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:08,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07" (1/1) ... [2023-11-19 04:09:08,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07" (1/1) ... [2023-11-19 04:09:08,074 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-11-19 04:09:08,076 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:08,077 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:08,077 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:08,077 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:08,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07" (1/1) ... [2023-11-19 04:09:08,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07" (1/1) ... [2023-11-19 04:09:08,118 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07" (1/1) ... [2023-11-19 04:09:08,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07" (1/1) ... [2023-11-19 04:09:08,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07" (1/1) ... [2023-11-19 04:09:08,146 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07" (1/1) ... [2023-11-19 04:09:08,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07" (1/1) ... [2023-11-19 04:09:08,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07" (1/1) ... [2023-11-19 04:09:08,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:08,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:08,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:08,180 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:08,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:07" (1/1) ... [2023-11-19 04:09:08,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:08,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:08,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:08,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:09:08,270 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:09:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:09:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:08,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:08,271 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:09:08,484 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:08,487 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:08,740 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:08,875 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:08,876 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:09:08,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:08 BoogieIcfgContainer [2023-11-19 04:09:08,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:08,884 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:08,885 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:08,895 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:08,895 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:08" (1/1) ... [2023-11-19 04:09:08,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:08,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:08,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 04:09:08,988 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 04:09:08,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:09:08,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:08,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:08,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:09:08,998 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:09:09,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:09:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:09,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:09:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:09,404 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:09:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:09,463 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:09:09,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:09:09,471 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 04:09:09,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-19 04:09:09,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-19 04:09:09,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:09:09 ImpRootNode [2023-11-19 04:09:09,511 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:09:09,513 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:09:09,513 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:09:09,514 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:09:09,514 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:08" (3/4) ... [2023-11-19 04:09:09,515 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 04:09:09,534 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-19 04:09:09,535 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-19 04:09:09,594 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:09:09,594 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:09:09,595 INFO L158 Benchmark]: Toolchain (without parser) took 3594.93ms. Allocated memory is still 115.3MB. Free memory was 87.4MB in the beginning and 55.1MB in the end (delta: 32.3MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2023-11-19 04:09:09,595 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:09,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1983.01ms. Allocated memory is still 115.3MB. Free memory was 87.4MB in the beginning and 49.2MB in the end (delta: 38.3MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2023-11-19 04:09:09,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.17ms. Allocated memory is still 115.3MB. Free memory was 49.2MB in the beginning and 46.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:09,597 INFO L158 Benchmark]: Boogie Preprocessor took 86.20ms. Allocated memory is still 115.3MB. Free memory was 46.3MB in the beginning and 44.3MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:09:09,598 INFO L158 Benchmark]: RCFGBuilder took 719.08ms. Allocated memory is still 115.3MB. Free memory was 44.3MB in the beginning and 74.0MB in the end (delta: -29.7MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-11-19 04:09:09,598 INFO L158 Benchmark]: CodeCheck took 626.83ms. Allocated memory is still 115.3MB. Free memory was 74.0MB in the beginning and 58.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:09:09,599 INFO L158 Benchmark]: Witness Printer took 80.95ms. Allocated memory is still 115.3MB. Free memory was 58.0MB in the beginning and 55.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:09,607 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, 14 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 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: 1559]: 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); [L1568] 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={2:0}] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_rand_predec_14_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE globalFive==5 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE globalFive==5 VAL [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] [L1559] --data VAL [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 0.37ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1983.01ms. Allocated memory is still 115.3MB. Free memory was 87.4MB in the beginning and 49.2MB in the end (delta: 38.3MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.17ms. Allocated memory is still 115.3MB. Free memory was 49.2MB in the beginning and 46.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.20ms. Allocated memory is still 115.3MB. Free memory was 46.3MB in the beginning and 44.3MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 719.08ms. Allocated memory is still 115.3MB. Free memory was 44.3MB in the beginning and 74.0MB in the end (delta: -29.7MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * CodeCheck took 626.83ms. Allocated memory is still 115.3MB. Free memory was 74.0MB in the beginning and 58.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 80.95ms. Allocated memory is still 115.3MB. Free memory was 58.0MB in the beginning and 55.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 04:09:09,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691eb5a2-228f-452d-b7d7-b51103bb46e7/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)