./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_22_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/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_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/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_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/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 288ffc54f81d5a767b98309c1402bdf567c8623bb567d92aa37a9379325562e7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:01,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:02,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:03:02,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:02,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:02,078 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:02,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:02,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:02,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:02,082 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:02,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:02,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:02,084 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:02,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:02,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:02,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:02,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:02,088 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:03:02,088 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:03:02,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:02,089 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:02,090 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:02,091 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:02,091 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:02,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:02,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:02,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:02,093 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:02,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:02,094 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:02,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:02,095 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:02,096 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_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 288ffc54f81d5a767b98309c1402bdf567c8623bb567d92aa37a9379325562e7 [2023-11-19 04:03:02,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:02,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:02,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:02,486 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:02,486 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:02,488 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_22_bad.i [2023-11-19 04:03:05,994 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:06,573 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:06,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_22_bad.i [2023-11-19 04:03:06,614 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/data/8a410fecc/eeae499cb39f4fd2ab1fb64acf9699da/FLAG6fe119efe [2023-11-19 04:03:06,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/data/8a410fecc/eeae499cb39f4fd2ab1fb64acf9699da [2023-11-19 04:03:06,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:06,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:06,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:06,657 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:06,663 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:06,664 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:06" (1/1) ... [2023-11-19 04:03:06,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4aa827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:06, skipping insertion in model container [2023-11-19 04:03:06,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:06" (1/1) ... [2023-11-19 04:03:06,765 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:07,203 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:03:07,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:07,916 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:07,953 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:03:08,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:08,255 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:08,255 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:08,260 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:08,260 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:08,260 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:08,291 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:08,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08 WrapperNode [2023-11-19 04:03:08,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:08,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:08,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:08,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:08,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08" (1/1) ... [2023-11-19 04:03:08,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08" (1/1) ... [2023-11-19 04:03:08,393 INFO L138 Inliner]: procedures = 500, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 94 [2023-11-19 04:03:08,394 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:08,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:08,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:08,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:08,409 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08" (1/1) ... [2023-11-19 04:03:08,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08" (1/1) ... [2023-11-19 04:03:08,413 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08" (1/1) ... [2023-11-19 04:03:08,414 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08" (1/1) ... [2023-11-19 04:03:08,426 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08" (1/1) ... [2023-11-19 04:03:08,429 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08" (1/1) ... [2023-11-19 04:03:08,431 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08" (1/1) ... [2023-11-19 04:03:08,433 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08" (1/1) ... [2023-11-19 04:03:08,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:08,444 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:08,444 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:08,444 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:08,445 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:08" (1/1) ... [2023-11-19 04:03:08,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:08,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:08,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:08,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:03:08,548 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:03:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:08,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:03:08,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:08,793 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:08,796 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:09,050 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:09,343 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:09,343 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:03:09,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:09 BoogieIcfgContainer [2023-11-19 04:03:09,348 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:09,349 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:09,350 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:09,360 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:09,361 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:09,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:09,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 04:03:09,440 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 04:03:09,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:03:09,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:09,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:10,023 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:03:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:10,324 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:03:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:10,404 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 04:03:10,452 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post111 could not be translated [2023-11-19 04:03:10,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:03:10 ImpRootNode [2023-11-19 04:03:10,462 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:03:10,464 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:03:10,465 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:03:10,466 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:03:10,467 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:09" (3/4) ... [2023-11-19 04:03:10,472 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:03:10,473 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:03:10,475 INFO L158 Benchmark]: Toolchain (without parser) took 3822.57ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 125.2MB in the beginning and 134.2MB in the end (delta: -9.0MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-19 04:03:10,476 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:10,476 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1635.92ms. Allocated memory is still 161.5MB. Free memory was 125.2MB in the beginning and 119.4MB in the end (delta: 5.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-19 04:03:10,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.39ms. Allocated memory is still 161.5MB. Free memory was 119.4MB in the beginning and 116.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:10,479 INFO L158 Benchmark]: Boogie Preprocessor took 42.26ms. Allocated memory is still 161.5MB. Free memory was 116.3MB in the beginning and 115.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:10,480 INFO L158 Benchmark]: RCFGBuilder took 904.57ms. Allocated memory is still 161.5MB. Free memory was 114.2MB in the beginning and 76.4MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 04:03:10,482 INFO L158 Benchmark]: CodeCheck took 1112.61ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 76.4MB in the beginning and 134.2MB in the end (delta: -57.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:10,483 INFO L158 Benchmark]: Witness Printer took 8.92ms. Allocated memory is still 195.0MB. Free memory was 134.2MB in the beginning and 134.2MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:10,494 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1554. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] int CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1561] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE191_Integer_Underflow__int_rand_postdec_22_bad() [L1552] int data; [L1553] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1555] CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal = 1 [L1556] CALL CWE191_Integer_Underflow__int_rand_postdec_22_badSink(data) [L1569] COND TRUE \read(CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal) [L1572] data-- VAL [CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=-2147483648, 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 0.36ms. Allocated memory is still 117.4MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1635.92ms. Allocated memory is still 161.5MB. Free memory was 125.2MB in the beginning and 119.4MB in the end (delta: 5.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.39ms. Allocated memory is still 161.5MB. Free memory was 119.4MB in the beginning and 116.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.26ms. Allocated memory is still 161.5MB. Free memory was 116.3MB in the beginning and 115.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 904.57ms. Allocated memory is still 161.5MB. Free memory was 114.2MB in the beginning and 76.4MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 1112.61ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 76.4MB in the beginning and 134.2MB in the end (delta: -57.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.92ms. Allocated memory is still 195.0MB. Free memory was 134.2MB in the beginning and 134.2MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post111 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:03:10,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/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_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/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_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/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 288ffc54f81d5a767b98309c1402bdf567c8623bb567d92aa37a9379325562e7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:13,564 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:13,710 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 04:03:13,770 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:13,772 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:13,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:13,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:13,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:13,777 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:13,783 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:13,784 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:13,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:13,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:13,787 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:13,788 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:03:13,789 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:03:13,789 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:03:13,790 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:03:13,791 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:03:13,791 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:13,792 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:13,793 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:13,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:13,794 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:13,795 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:03:13,796 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:03:13,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:13,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:13,798 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:13,798 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:13,800 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:13,800 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:03:13,801 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:03:13,801 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:13,802 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:03:13,802 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:03:13,803 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_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 288ffc54f81d5a767b98309c1402bdf567c8623bb567d92aa37a9379325562e7 [2023-11-19 04:03:14,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:14,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:14,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:14,434 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:14,435 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:14,437 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_22_bad.i [2023-11-19 04:03:17,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:18,519 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:18,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_22_bad.i [2023-11-19 04:03:18,562 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/data/6f4817a5d/86ec6a563a8f47e299574d90a3cc0afa/FLAG96b185ee8 [2023-11-19 04:03:18,588 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/data/6f4817a5d/86ec6a563a8f47e299574d90a3cc0afa [2023-11-19 04:03:18,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:18,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:18,600 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:18,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:18,608 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:18,609 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:18" (1/1) ... [2023-11-19 04:03:18,610 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 04:03:18, skipping insertion in model container [2023-11-19 04:03:18,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:18" (1/1) ... [2023-11-19 04:03:18,716 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:19,299 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:03:20,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:20,225 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:20,266 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:03:20,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:20,588 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:20,588 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:20,589 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:20,589 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:20,589 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:20,598 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:20,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20 WrapperNode [2023-11-19 04:03:20,599 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:20,600 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:20,601 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:20,601 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:20,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,670 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,723 INFO L138 Inliner]: procedures = 505, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2023-11-19 04:03:20,724 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:20,725 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:20,725 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:20,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:20,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,792 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,805 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:20,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:20,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:20,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:20,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:20,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:20,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:20,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:03:20,907 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:03:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:03:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:20,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:03:21,124 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:21,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:21,355 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:21,500 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:21,502 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:03:21,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:21 BoogieIcfgContainer [2023-11-19 04:03:21,510 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:21,512 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:21,512 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:21,524 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:21,524 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:21" (1/1) ... [2023-11-19 04:03:21,536 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:21,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:21,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 04:03:21,622 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 04:03:21,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:03:21,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:21,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:03:21,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:03:21,635 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:03:21,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:03:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:21,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:03:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:22,065 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:03:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:03:22,113 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:03:22,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:03:22,126 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 04:03:22,170 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated [2023-11-19 04:03:22,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:03:22 ImpRootNode [2023-11-19 04:03:22,178 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:03:22,181 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:03:22,182 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:03:22,182 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:03:22,183 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:21" (3/4) ... [2023-11-19 04:03:22,184 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 04:03:22,197 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated [2023-11-19 04:03:22,259 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:03:22,259 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:03:22,260 INFO L158 Benchmark]: Toolchain (without parser) took 3663.15ms. Allocated memory is still 96.5MB. Free memory was 69.3MB in the beginning and 58.0MB in the end (delta: 11.3MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2023-11-19 04:03:22,260 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 75.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:22,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1999.04ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 47.1MB in the end (delta: 22.1MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-11-19 04:03:22,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.63ms. Allocated memory is still 96.5MB. Free memory was 47.1MB in the beginning and 44.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:03:22,262 INFO L158 Benchmark]: Boogie Preprocessor took 85.93ms. Allocated memory is still 96.5MB. Free memory was 44.0MB in the beginning and 68.8MB in the end (delta: -24.8MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2023-11-19 04:03:22,262 INFO L158 Benchmark]: RCFGBuilder took 698.77ms. Allocated memory is still 96.5MB. Free memory was 68.8MB in the beginning and 50.4MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 04:03:22,262 INFO L158 Benchmark]: CodeCheck took 666.24ms. Allocated memory is still 96.5MB. Free memory was 50.4MB in the beginning and 60.4MB in the end (delta: -10.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:22,263 INFO L158 Benchmark]: Witness Printer took 77.53ms. Allocated memory is still 96.5MB. Free memory was 60.1MB in the beginning and 58.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:22,267 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: 0.6s, 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: 1572]: 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] int CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1561] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE191_Integer_Underflow__int_rand_postdec_22_bad() [L1552] int data; [L1553] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1555] CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal = 1 [L1556] CALL CWE191_Integer_Underflow__int_rand_postdec_22_badSink(data) [L1569] COND TRUE \read(CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal) [L1572] data-- VAL [CWE191_Integer_Underflow__int_rand_postdec_22_badGlobal=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=-2147483648, 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 0.83ms. Allocated memory is still 75.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1999.04ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 47.1MB in the end (delta: 22.1MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 123.63ms. Allocated memory is still 96.5MB. Free memory was 47.1MB in the beginning and 44.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.93ms. Allocated memory is still 96.5MB. Free memory was 44.0MB in the beginning and 68.8MB in the end (delta: -24.8MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * RCFGBuilder took 698.77ms. Allocated memory is still 96.5MB. Free memory was 68.8MB in the beginning and 50.4MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 666.24ms. Allocated memory is still 96.5MB. Free memory was 50.4MB in the beginning and 60.4MB in the end (delta: -10.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 77.53ms. Allocated memory is still 96.5MB. Free memory was 60.1MB in the beginning and 58.0MB 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~post105 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 04:03:22,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb21a81-f0b7-4b4f-b695-24e14a46da6d/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)