./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_07_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC --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 52b77f128d006585c4f7a83155b01083f05485a71c2322329b60fddad22988bd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:30:43,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:30:43,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:30:43,936 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:30:43,937 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:30:43,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:30:43,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:30:43,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:30:43,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:30:43,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:30:43,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:30:43,972 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:30:43,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:30:43,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:30:43,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:30:43,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:30:43,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:30:43,976 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:30:43,976 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:30:43,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:30:43,978 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:30:43,979 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:30:43,980 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:30:43,981 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:30:43,981 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:30:43,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:43,983 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:30:43,983 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:30:43,984 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:30:43,985 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:30:43,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:30:43,986 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:30:43,986 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_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52b77f128d006585c4f7a83155b01083f05485a71c2322329b60fddad22988bd [2023-11-23 20:30:44,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:30:44,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:30:44,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:30:44,317 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:30:44,317 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:30:44,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_07_bad.i [2023-11-23 20:30:47,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:30:48,332 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:30:48,333 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_07_bad.i [2023-11-23 20:30:48,377 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/data/8c71716c8/3952d327f8bf42449ab76f7278f54b63/FLAGc48f07ae8 [2023-11-23 20:30:48,397 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/data/8c71716c8/3952d327f8bf42449ab76f7278f54b63 [2023-11-23 20:30:48,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:30:48,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:30:48,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:48,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:30:48,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:30:48,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:48" (1/1) ... [2023-11-23 20:30:48,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f8ef561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:48, skipping insertion in model container [2023-11-23 20:30:48,413 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:48" (1/1) ... [2023-11-23 20:30:48,507 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:30:49,006 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:30:49,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:49,770 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:30:49,797 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:30:49,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:50,157 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:50,157 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:50,157 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:50,158 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:50,158 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:50,167 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:30:50,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50 WrapperNode [2023-11-23 20:30:50,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:50,171 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:50,171 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:30:50,171 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:30:50,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50" (1/1) ... [2023-11-23 20:30:50,228 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50" (1/1) ... [2023-11-23 20:30:50,273 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2023-11-23 20:30:50,273 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:50,274 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:30:50,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:30:50,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:30:50,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50" (1/1) ... [2023-11-23 20:30:50,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50" (1/1) ... [2023-11-23 20:30:50,307 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50" (1/1) ... [2023-11-23 20:30:50,308 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50" (1/1) ... [2023-11-23 20:30:50,315 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50" (1/1) ... [2023-11-23 20:30:50,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50" (1/1) ... [2023-11-23 20:30:50,328 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50" (1/1) ... [2023-11-23 20:30:50,330 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50" (1/1) ... [2023-11-23 20:30:50,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:30:50,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:30:50,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:30:50,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:30:50,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:50" (1/1) ... [2023-11-23 20:30:50,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:50,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:30:50,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:30:50,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:30:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:30:50,449 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:30:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:30:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:30:50,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:30:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:30:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:30:50,627 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:30:50,630 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:30:50,898 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:30:51,249 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:30:51,250 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:30:51,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:51 BoogieIcfgContainer [2023-11-23 20:30:51,253 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:30:51,254 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:30:51,254 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:30:51,267 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:30:51,269 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:51" (1/1) ... [2023-11-23 20:30:51,280 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:30:51,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:51,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-23 20:30:51,342 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-23 20:30:51,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:30:51,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:51,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:30:51,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:30:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:30:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:30:52,020 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:30:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:30:52,097 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 20:30:52,132 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-23 20:30:52,138 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-23 20:30:52,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:30:52 ImpRootNode [2023-11-23 20:30:52,145 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:30:52,148 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:30:52,148 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:30:52,148 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:30:52,149 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:51" (3/4) ... [2023-11-23 20:30:52,151 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:30:52,153 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:30:52,154 INFO L158 Benchmark]: Toolchain (without parser) took 3751.80ms. Allocated memory was 165.7MB in the beginning and 247.5MB in the end (delta: 81.8MB). Free memory was 115.9MB in the beginning and 182.0MB in the end (delta: -66.2MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-11-23 20:30:52,154 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory was 57.0MB in the beginning and 56.8MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:30:52,155 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1765.27ms. Allocated memory was 165.7MB in the beginning and 247.5MB in the end (delta: 81.8MB). Free memory was 115.5MB in the beginning and 186.5MB in the end (delta: -71.1MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2023-11-23 20:30:52,156 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.16ms. Allocated memory is still 247.5MB. Free memory was 186.5MB in the beginning and 183.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:30:52,157 INFO L158 Benchmark]: Boogie Preprocessor took 59.80ms. Allocated memory is still 247.5MB. Free memory was 183.4MB in the beginning and 182.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:30:52,158 INFO L158 Benchmark]: RCFGBuilder took 908.73ms. Allocated memory is still 247.5MB. Free memory was 182.3MB in the beginning and 140.4MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-23 20:30:52,158 INFO L158 Benchmark]: CodeCheck took 891.95ms. Allocated memory is still 247.5MB. Free memory was 140.4MB in the beginning and 182.0MB in the end (delta: -41.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:30:52,159 INFO L158 Benchmark]: Witness Printer took 4.88ms. Allocated memory is still 247.5MB. Free memory was 182.0MB in the beginning and 182.0MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:30:52,163 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: 0.8s, 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1555. 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); [L1548] static int staticFive = 5; [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={2:0}, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_rand_predec_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE staticFive==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, staticFive=5] [L1560] --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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory was 57.0MB in the beginning and 56.8MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1765.27ms. Allocated memory was 165.7MB in the beginning and 247.5MB in the end (delta: 81.8MB). Free memory was 115.5MB in the beginning and 186.5MB in the end (delta: -71.1MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.16ms. Allocated memory is still 247.5MB. Free memory was 186.5MB in the beginning and 183.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.80ms. Allocated memory is still 247.5MB. Free memory was 183.4MB in the beginning and 182.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 908.73ms. Allocated memory is still 247.5MB. Free memory was 182.3MB in the beginning and 140.4MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 891.95ms. Allocated memory is still 247.5MB. Free memory was 140.4MB in the beginning and 182.0MB in the end (delta: -41.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.88ms. Allocated memory is still 247.5MB. Free memory was 182.0MB in the beginning and 182.0MB in the end (delta: 2.0kB). 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~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 [2023-11-23 20:30:52,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC --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 52b77f128d006585c4f7a83155b01083f05485a71c2322329b60fddad22988bd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:30:55,156 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:30:55,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:30:55,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:30:55,306 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:30:55,307 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:30:55,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:30:55,309 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:30:55,310 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:30:55,310 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:30:55,311 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:30:55,312 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:30:55,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:30:55,313 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:30:55,314 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:30:55,315 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:30:55,316 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:30:55,316 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:30:55,317 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:30:55,318 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:30:55,318 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:30:55,319 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:30:55,320 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:30:55,320 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:30:55,321 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:30:55,322 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:30:55,322 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:30:55,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:55,324 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:30:55,324 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:30:55,325 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:30:55,325 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:30:55,326 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:30:55,326 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:30:55,327 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:30:55,328 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:30:55,328 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_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52b77f128d006585c4f7a83155b01083f05485a71c2322329b60fddad22988bd [2023-11-23 20:30:55,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:30:55,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:30:55,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:30:55,866 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:30:55,870 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:30:55,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_07_bad.i [2023-11-23 20:30:59,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:30:59,728 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:30:59,728 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_07_bad.i [2023-11-23 20:30:59,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/data/0e003ad4e/338ca7e1c8724a5fa0a3a37f3ba6eba3/FLAG53eeb083e [2023-11-23 20:30:59,772 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/data/0e003ad4e/338ca7e1c8724a5fa0a3a37f3ba6eba3 [2023-11-23 20:30:59,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:30:59,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:30:59,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:59,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:30:59,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:30:59,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:59" (1/1) ... [2023-11-23 20:30:59,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153b633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:59, skipping insertion in model container [2023-11-23 20:30:59,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:59" (1/1) ... [2023-11-23 20:30:59,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:31:00,347 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:31:00,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:00,993 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:31:01,026 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:31:01,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:01,327 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:01,327 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:01,328 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:01,328 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:01,328 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:01,337 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:31:01,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01 WrapperNode [2023-11-23 20:31:01,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:01,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:01,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:31:01,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:31:01,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01" (1/1) ... [2023-11-23 20:31:01,387 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01" (1/1) ... [2023-11-23 20:31:01,419 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-11-23 20:31:01,420 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:01,420 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:31:01,421 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:31:01,421 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:31:01,436 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01" (1/1) ... [2023-11-23 20:31:01,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01" (1/1) ... [2023-11-23 20:31:01,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01" (1/1) ... [2023-11-23 20:31:01,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01" (1/1) ... [2023-11-23 20:31:01,454 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01" (1/1) ... [2023-11-23 20:31:01,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01" (1/1) ... [2023-11-23 20:31:01,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01" (1/1) ... [2023-11-23 20:31:01,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01" (1/1) ... [2023-11-23 20:31:01,469 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:31:01,470 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:31:01,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:31:01,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:31:01,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:01" (1/1) ... [2023-11-23 20:31:01,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:31:01,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:31:01,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:31:01,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:31:01,561 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:31:01,561 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:31:01,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:31:01,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:31:01,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:31:01,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:31:01,562 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:31:01,754 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:31:01,757 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:31:01,902 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:31:02,007 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:31:02,013 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:31:02,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:02 BoogieIcfgContainer [2023-11-23 20:31:02,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:31:02,018 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:31:02,018 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:31:02,029 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:31:02,029 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:02" (1/1) ... [2023-11-23 20:31:02,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:31:02,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:02,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-23 20:31:02,121 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-23 20:31:02,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:31:02,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:02,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:31:02,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:31:02,130 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:31:02,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:31:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:31:02,364 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:31:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:31:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:31:02,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:31:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:31:02,593 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:31:02,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:31:02,595 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 20:31:02,628 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 20:31:02,629 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 20:31:02,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:31:02 ImpRootNode [2023-11-23 20:31:02,635 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:31:02,637 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:31:02,637 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:31:02,638 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:31:02,638 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:02" (3/4) ... [2023-11-23 20:31:02,639 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 20:31:02,659 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 20:31:02,660 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 20:31:02,721 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:31:02,721 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:31:02,722 INFO L158 Benchmark]: Toolchain (without parser) took 2944.84ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 54.9MB in the beginning and 55.8MB in the end (delta: -917.1kB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2023-11-23 20:31:02,722 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory was 58.1MB in the beginning and 58.0MB in the end (delta: 82.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:31:02,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1561.37ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 54.7MB in the beginning and 65.5MB in the end (delta: -10.8MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-11-23 20:31:02,723 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.91ms. Allocated memory is still 115.3MB. Free memory was 65.5MB in the beginning and 62.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:31:02,724 INFO L158 Benchmark]: Boogie Preprocessor took 48.42ms. Allocated memory is still 115.3MB. Free memory was 62.3MB in the beginning and 60.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:31:02,724 INFO L158 Benchmark]: RCFGBuilder took 547.34ms. Allocated memory is still 115.3MB. Free memory was 60.3MB in the beginning and 74.0MB in the end (delta: -13.7MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-23 20:31:02,724 INFO L158 Benchmark]: CodeCheck took 617.65ms. Allocated memory is still 115.3MB. Free memory was 74.0MB in the beginning and 57.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:31:02,725 INFO L158 Benchmark]: Witness Printer took 83.88ms. Allocated memory is still 115.3MB. Free memory was 57.9MB in the beginning and 55.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:31:02,733 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: 1560]: 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 staticFive = 5; [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={2:0}, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_rand_predec_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE staticFive==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, staticFive=5] [L1560] --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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory was 58.1MB in the beginning and 58.0MB in the end (delta: 82.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1561.37ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 54.7MB in the beginning and 65.5MB in the end (delta: -10.8MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.91ms. Allocated memory is still 115.3MB. Free memory was 65.5MB in the beginning and 62.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.42ms. Allocated memory is still 115.3MB. Free memory was 62.3MB in the beginning and 60.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 547.34ms. Allocated memory is still 115.3MB. Free memory was 60.3MB in the beginning and 74.0MB in the end (delta: -13.7MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * CodeCheck took 617.65ms. Allocated memory is still 115.3MB. Free memory was 74.0MB in the beginning and 57.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 83.88ms. Allocated memory is still 115.3MB. Free memory was 57.9MB in the beginning and 55.8MB in the end (delta: 2.1MB). 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! [2023-11-23 20:31:02,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82866c9-b1e0-4ab7-b8f6-9cfd1afe856c/bin/ukojak-verify-1t5iHCbJaC/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)