./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_04_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/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_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/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_97289807-ff09-4277-adf4-01f53e2c012b/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 70d19402e1755e0ea53ceb2fd6f9ed7e06eff75daf602cd0875025b12c901393 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:44,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:44,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:50:44,863 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:50:44,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:50:44,945 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:44,946 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:44,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:44,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:44,955 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:44,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:44,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:44,956 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:50:44,959 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:44,959 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:44,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:44,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:44,961 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:50:44,961 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:50:44,962 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:44,962 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:44,963 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:44,964 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:44,964 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:44,965 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:44,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:44,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:44,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:44,967 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:44,968 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:50:44,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:50:44,970 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:44,978 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_97289807-ff09-4277-adf4-01f53e2c012b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70d19402e1755e0ea53ceb2fd6f9ed7e06eff75daf602cd0875025b12c901393 [2023-11-19 02:50:45,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:45,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:45,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:45,450 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:45,450 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:45,453 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_04_bad.i [2023-11-19 02:50:48,846 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:49,261 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:49,262 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_04_bad.i [2023-11-19 02:50:49,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/data/565f69b5b/246418ec0e0b45c18e818766eba3c47d/FLAGa759339cf [2023-11-19 02:50:49,320 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/data/565f69b5b/246418ec0e0b45c18e818766eba3c47d [2023-11-19 02:50:49,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:49,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:49,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:49,333 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:49,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:49,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:49" (1/1) ... [2023-11-19 02:50:49,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@265bcb54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:49, skipping insertion in model container [2023-11-19 02:50:49,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:49" (1/1) ... [2023-11-19 02:50:49,426 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:49,791 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:50:50,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:50,406 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:50,441 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:50:50,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:50,753 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:50,753 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:50,754 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:50,754 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:50,754 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:50,762 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:50,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50 WrapperNode [2023-11-19 02:50:50,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:50,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:50,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:50,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:50,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50" (1/1) ... [2023-11-19 02:50:50,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50" (1/1) ... [2023-11-19 02:50:50,825 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 90 [2023-11-19 02:50:50,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:50,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:50,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:50,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:50,842 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50" (1/1) ... [2023-11-19 02:50:50,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50" (1/1) ... [2023-11-19 02:50:50,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50" (1/1) ... [2023-11-19 02:50:50,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50" (1/1) ... [2023-11-19 02:50:50,852 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50" (1/1) ... [2023-11-19 02:50:50,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50" (1/1) ... [2023-11-19 02:50:50,857 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50" (1/1) ... [2023-11-19 02:50:50,859 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50" (1/1) ... [2023-11-19 02:50:50,862 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:50,863 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:50,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:50,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:50,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:50" (1/1) ... [2023-11-19 02:50:50,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:50,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:50,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:50,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:50:50,978 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:50:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:50:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:50:51,146 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:51,148 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:51,349 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:51,709 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:51,709 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:50:51,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:51 BoogieIcfgContainer [2023-11-19 02:50:51,716 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:51,717 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:51,718 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:51,729 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:51,732 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:51" (1/1) ... [2023-11-19 02:50:51,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:51,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:51,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 02:50:51,810 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 02:50:51,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:50:51,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:51,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:50:52,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:50:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:50:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:50:52,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:50:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:50:52,645 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:50:52,690 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-19 02:50:52,699 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-19 02:50:52,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:50:52 ImpRootNode [2023-11-19 02:50:52,706 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:50:52,710 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:50:52,710 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:50:52,710 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:50:52,710 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:51" (3/4) ... [2023-11-19 02:50:52,713 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:50:52,714 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:50:52,715 INFO L158 Benchmark]: Toolchain (without parser) took 3385.67ms. Allocated memory is still 161.5MB. Free memory was 126.9MB in the beginning and 89.4MB in the end (delta: 37.4MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2023-11-19 02:50:52,715 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 130.0MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:50:52,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1430.78ms. Allocated memory is still 161.5MB. Free memory was 126.4MB in the beginning and 123.3MB in the end (delta: 3.0MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2023-11-19 02:50:52,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.76ms. Allocated memory is still 161.5MB. Free memory was 123.3MB in the beginning and 120.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:50:52,717 INFO L158 Benchmark]: Boogie Preprocessor took 36.15ms. Allocated memory is still 161.5MB. Free memory was 120.3MB in the beginning and 118.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:50:52,718 INFO L158 Benchmark]: RCFGBuilder took 852.64ms. Allocated memory is still 161.5MB. Free memory was 118.2MB in the beginning and 77.2MB in the end (delta: 41.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 02:50:52,719 INFO L158 Benchmark]: CodeCheck took 990.07ms. Allocated memory is still 161.5MB. Free memory was 76.3MB in the beginning and 89.4MB in the end (delta: -13.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:50:52,720 INFO L158 Benchmark]: Witness Printer took 4.18ms. Allocated memory is still 161.5MB. Free memory was 89.4MB in the beginning and 89.4MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:50:52,724 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: 0.9s, 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: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1556. 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 const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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] [L1570] CALL CWE191_Integer_Underflow__int_rand_sub_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1556] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1558] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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 0.42ms. Allocated memory is still 130.0MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1430.78ms. Allocated memory is still 161.5MB. Free memory was 126.4MB in the beginning and 123.3MB in the end (delta: 3.0MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.76ms. Allocated memory is still 161.5MB. Free memory was 123.3MB in the beginning and 120.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.15ms. Allocated memory is still 161.5MB. Free memory was 120.3MB in the beginning and 118.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 852.64ms. Allocated memory is still 161.5MB. Free memory was 118.2MB in the beginning and 77.2MB in the end (delta: 41.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 990.07ms. Allocated memory is still 161.5MB. Free memory was 76.3MB in the beginning and 89.4MB in the end (delta: -13.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.18ms. Allocated memory is still 161.5MB. Free memory was 89.4MB in the beginning and 89.4MB 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 [2023-11-19 02:50:52,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/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_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/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_97289807-ff09-4277-adf4-01f53e2c012b/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 70d19402e1755e0ea53ceb2fd6f9ed7e06eff75daf602cd0875025b12c901393 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:55,955 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:56,144 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 02:50:56,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:56,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:56,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:56,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:56,214 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:56,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:56,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:56,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:56,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:56,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:56,226 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:56,226 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:50:56,227 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:50:56,228 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:50:56,228 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:50:56,229 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:50:56,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:56,231 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:56,233 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:56,233 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:56,234 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:56,235 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:50:56,235 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:50:56,236 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:56,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:56,238 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:56,238 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:56,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:56,241 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:50:56,241 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:50:56,242 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:56,242 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:50:56,243 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:50:56,243 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_97289807-ff09-4277-adf4-01f53e2c012b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70d19402e1755e0ea53ceb2fd6f9ed7e06eff75daf602cd0875025b12c901393 [2023-11-19 02:50:56,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:56,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:56,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:56,811 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:56,812 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:56,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_04_bad.i [2023-11-19 02:51:00,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:51:00,786 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:51:00,787 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_04_bad.i [2023-11-19 02:51:00,818 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/data/e17d1f142/75c3cd8c3120449394ecf9c9ac02bf21/FLAG562d85225 [2023-11-19 02:51:00,838 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/data/e17d1f142/75c3cd8c3120449394ecf9c9ac02bf21 [2023-11-19 02:51:00,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:51:00,846 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:51:00,848 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:00,849 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:51:00,854 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:51:00,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:00" (1/1) ... [2023-11-19 02:51:00,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d94b3ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:00, skipping insertion in model container [2023-11-19 02:51:00,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:00" (1/1) ... [2023-11-19 02:51:00,939 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:51:01,340 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:51:02,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:02,067 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:51:02,101 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:51:02,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:02,298 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:02,298 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:02,299 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:02,299 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:02,299 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:02,307 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:51:02,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02 WrapperNode [2023-11-19 02:51:02,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:02,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:02,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:51:02,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:51:02,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,377 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2023-11-19 02:51:02,377 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:02,378 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:51:02,378 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:51:02,378 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:51:02,388 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,403 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,406 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:51:02,417 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:51:02,417 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:51:02,418 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:51:02,419 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:02,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:51:02,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:51:02,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:51:02,489 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:51:02,489 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:51:02,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:51:02,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:51:02,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:51:02,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:51:02,490 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:51:02,679 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:51:02,682 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:51:02,813 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:51:02,889 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:51:02,889 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:51:02,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:02 BoogieIcfgContainer [2023-11-19 02:51:02,894 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:51:02,895 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:51:02,895 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:51:02,906 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:51:02,906 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:02" (1/1) ... [2023-11-19 02:51:02,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:51:02,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:02,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 02:51:02,974 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 02:51:02,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:51:02,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:02,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:51:02,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:51:02,984 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:51:02,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:51:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:03,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:51:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:03,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:51:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:03,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 02:51:03,375 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:51:03,412 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-19 02:51:03,414 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-19 02:51:03,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:51:03 ImpRootNode [2023-11-19 02:51:03,420 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:51:03,422 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:51:03,422 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:51:03,423 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:51:03,423 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:02" (3/4) ... [2023-11-19 02:51:03,424 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 02:51:03,430 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-19 02:51:03,430 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-19 02:51:03,474 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:51:03,475 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:51:03,476 INFO L158 Benchmark]: Toolchain (without parser) took 2629.73ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 56.4MB in the beginning and 50.5MB in the end (delta: 5.9MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-11-19 02:51:03,476 INFO L158 Benchmark]: CDTParser took 0.91ms. Allocated memory is still 83.9MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:51:03,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1460.53ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 56.1MB in the beginning and 63.6MB in the end (delta: -7.5MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-11-19 02:51:03,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.70ms. Allocated memory is still 109.1MB. Free memory was 63.2MB in the beginning and 60.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:03,478 INFO L158 Benchmark]: Boogie Preprocessor took 38.45ms. Allocated memory is still 109.1MB. Free memory was 60.0MB in the beginning and 58.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:03,479 INFO L158 Benchmark]: RCFGBuilder took 477.15ms. Allocated memory is still 109.1MB. Free memory was 58.0MB in the beginning and 69.0MB in the end (delta: -11.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-11-19 02:51:03,479 INFO L158 Benchmark]: CodeCheck took 524.71ms. Allocated memory is still 109.1MB. Free memory was 69.0MB in the beginning and 52.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:51:03,480 INFO L158 Benchmark]: Witness Printer took 52.62ms. Allocated memory is still 109.1MB. Free memory was 52.6MB in the beginning and 50.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:03,483 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: 0.4s, 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: 1561]: 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 const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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] [L1570] CALL CWE191_Integer_Underflow__int_rand_sub_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1558] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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 0.91ms. Allocated memory is still 83.9MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1460.53ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 56.1MB in the beginning and 63.6MB in the end (delta: -7.5MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.70ms. Allocated memory is still 109.1MB. Free memory was 63.2MB in the beginning and 60.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.45ms. Allocated memory is still 109.1MB. Free memory was 60.0MB in the beginning and 58.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 477.15ms. Allocated memory is still 109.1MB. Free memory was 58.0MB in the beginning and 69.0MB in the end (delta: -11.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * CodeCheck took 524.71ms. Allocated memory is still 109.1MB. Free memory was 69.0MB in the beginning and 52.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 52.62ms. Allocated memory is still 109.1MB. Free memory was 52.6MB in the beginning and 50.5MB 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! [2023-11-19 02:51:03,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97289807-ff09-4277-adf4-01f53e2c012b/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)