./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_07_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2 --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 8e96a23661eadff1348fc606abaa74b918335c3b1e5e94b9656480fc0d11c0ca --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:54,452 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:54,532 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:28:54,538 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:28:54,538 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:28:54,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:54,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:54,568 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:54,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:54,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:54,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:54,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:54,572 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:28:54,572 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:54,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:54,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:54,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:54,575 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:54,575 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:54,576 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:54,577 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:54,578 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:54,578 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:54,579 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:54,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:54,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:54,581 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:54,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:54,582 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:54,582 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:28:54,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:28:54,583 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:54,584 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_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e96a23661eadff1348fc606abaa74b918335c3b1e5e94b9656480fc0d11c0ca [2023-11-21 18:28:54,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:54,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:54,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:54,878 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:54,878 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:54,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_07_bad.i [2023-11-21 18:28:58,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:58,600 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:58,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_07_bad.i [2023-11-21 18:28:58,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/data/a67f11edf/a22c5147cae84f1b99fe6586ddeb9ce6/FLAG84baef8e3 [2023-11-21 18:28:58,652 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/data/a67f11edf/a22c5147cae84f1b99fe6586ddeb9ce6 [2023-11-21 18:28:58,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:58,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:58,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:58,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:58,664 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:58,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:58" (1/1) ... [2023-11-21 18:28:58,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57584296 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:58, skipping insertion in model container [2023-11-21 18:28:58,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:58" (1/1) ... [2023-11-21 18:28:58,733 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:59,231 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:28:59,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:59,944 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:59,981 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:29:00,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:00,314 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:00,314 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:00,314 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:00,315 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:00,315 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:00,323 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:29:00,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00 WrapperNode [2023-11-21 18:29:00,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:00,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:00,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:29:00,325 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:29:00,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00" (1/1) ... [2023-11-21 18:29:00,363 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00" (1/1) ... [2023-11-21 18:29:00,391 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2023-11-21 18:29:00,392 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:00,392 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:29:00,393 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:29:00,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:29:00,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00" (1/1) ... [2023-11-21 18:29:00,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00" (1/1) ... [2023-11-21 18:29:00,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00" (1/1) ... [2023-11-21 18:29:00,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00" (1/1) ... [2023-11-21 18:29:00,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00" (1/1) ... [2023-11-21 18:29:00,416 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00" (1/1) ... [2023-11-21 18:29:00,418 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00" (1/1) ... [2023-11-21 18:29:00,420 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00" (1/1) ... [2023-11-21 18:29:00,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:29:00,425 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:29:00,426 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:29:00,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:29:00,441 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:00" (1/1) ... [2023-11-21 18:29:00,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:00,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:29:00,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:29:00,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:29:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:29:00,537 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:29:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:29:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:29:00,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:29:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:29:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:29:00,692 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:29:00,694 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:29:00,895 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:29:01,161 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:29:01,161 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:29:01,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:01 BoogieIcfgContainer [2023-11-21 18:29:01,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:29:01,164 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:29:01,165 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:29:01,175 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:29:01,176 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:01" (1/1) ... [2023-11-21 18:29:01,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:29:01,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:01,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:29:01,248 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:29:01,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:29:01,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:01,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:01,534 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:29:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:01,896 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:29:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:01,967 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-21 18:29:01,999 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-21 18:29:02,000 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post110 could not be translated [2023-11-21 18:29:02,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:29:02 ImpRootNode [2023-11-21 18:29:02,004 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:29:02,006 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:29:02,006 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:29:02,007 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:29:02,007 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:01" (3/4) ... [2023-11-21 18:29:02,010 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:29:02,011 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:29:02,012 INFO L158 Benchmark]: Toolchain (without parser) took 3355.12ms. Allocated memory is still 172.0MB. Free memory was 123.6MB in the beginning and 101.1MB in the end (delta: 22.5MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-11-21 18:29:02,013 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:29:02,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1665.41ms. Allocated memory is still 172.0MB. Free memory was 123.5MB in the beginning and 121.1MB in the end (delta: 2.4MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-21 18:29:02,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.13ms. Allocated memory is still 172.0MB. Free memory was 121.1MB in the beginning and 117.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:29:02,015 INFO L158 Benchmark]: Boogie Preprocessor took 32.21ms. Allocated memory is still 172.0MB. Free memory was 117.6MB in the beginning and 116.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:29:02,015 INFO L158 Benchmark]: RCFGBuilder took 738.35ms. Allocated memory is still 172.0MB. Free memory was 116.2MB in the beginning and 74.3MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-21 18:29:02,016 INFO L158 Benchmark]: CodeCheck took 839.98ms. Allocated memory is still 172.0MB. Free memory was 74.3MB in the beginning and 101.1MB in the end (delta: -26.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:29:02,016 INFO L158 Benchmark]: Witness Printer took 5.31ms. Allocated memory is still 172.0MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:29:02,020 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1555. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_rand_postdec_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE staticFive==5 [L1560] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1665.41ms. Allocated memory is still 172.0MB. Free memory was 123.5MB in the beginning and 121.1MB in the end (delta: 2.4MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.13ms. Allocated memory is still 172.0MB. Free memory was 121.1MB in the beginning and 117.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.21ms. Allocated memory is still 172.0MB. Free memory was 117.6MB in the beginning and 116.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 738.35ms. Allocated memory is still 172.0MB. Free memory was 116.2MB in the beginning and 74.3MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 839.98ms. Allocated memory is still 172.0MB. Free memory was 74.3MB in the beginning and 101.1MB in the end (delta: -26.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.31ms. Allocated memory is still 172.0MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post110 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 [2023-11-21 18:29:02,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/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_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2 --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 8e96a23661eadff1348fc606abaa74b918335c3b1e5e94b9656480fc0d11c0ca --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:29:04,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:29:04,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:29:05,044 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:29:05,046 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:29:05,047 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:29:05,048 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:29:05,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:29:05,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:29:05,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:29:05,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:29:05,056 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:29:05,057 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:29:05,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:29:05,059 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:29:05,059 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:29:05,060 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:29:05,060 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:29:05,061 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:29:05,061 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:29:05,062 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:29:05,063 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:29:05,063 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:29:05,064 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:29:05,064 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:29:05,064 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:29:05,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:29:05,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:05,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:29:05,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:29:05,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:29:05,068 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:29:05,069 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:29:05,069 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:29:05,069 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:29:05,070 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:29:05,070 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_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e96a23661eadff1348fc606abaa74b918335c3b1e5e94b9656480fc0d11c0ca [2023-11-21 18:29:05,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:29:05,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:29:05,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:29:05,506 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:29:05,507 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:29:05,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_07_bad.i [2023-11-21 18:29:08,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:29:09,197 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:29:09,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_07_bad.i [2023-11-21 18:29:09,233 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/data/7bfc03b6f/8b8e8bb3c2ba4fc581d490ff9279c0d6/FLAG77cefd17b [2023-11-21 18:29:09,251 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/data/7bfc03b6f/8b8e8bb3c2ba4fc581d490ff9279c0d6 [2023-11-21 18:29:09,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:29:09,259 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:29:09,263 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:09,264 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:29:09,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:29:09,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:09" (1/1) ... [2023-11-21 18:29:09,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52874084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:09, skipping insertion in model container [2023-11-21 18:29:09,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:09" (1/1) ... [2023-11-21 18:29:09,355 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:29:09,756 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:29:10,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:10,265 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:29:10,302 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:29:10,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:10,637 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:10,637 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:10,637 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:10,638 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:10,638 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:10,646 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:29:10,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10 WrapperNode [2023-11-21 18:29:10,647 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:10,649 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:10,649 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:29:10,649 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:29:10,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10" (1/1) ... [2023-11-21 18:29:10,704 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10" (1/1) ... [2023-11-21 18:29:10,737 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-11-21 18:29:10,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:10,739 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:29:10,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:29:10,739 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:29:10,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10" (1/1) ... [2023-11-21 18:29:10,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10" (1/1) ... [2023-11-21 18:29:10,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10" (1/1) ... [2023-11-21 18:29:10,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10" (1/1) ... [2023-11-21 18:29:10,763 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10" (1/1) ... [2023-11-21 18:29:10,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10" (1/1) ... [2023-11-21 18:29:10,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10" (1/1) ... [2023-11-21 18:29:10,771 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10" (1/1) ... [2023-11-21 18:29:10,775 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:29:10,776 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:29:10,777 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:29:10,777 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:29:10,778 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:10" (1/1) ... [2023-11-21 18:29:10,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:10,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:29:10,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:29:10,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:29:10,892 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:29:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:29:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:29:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:29:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:29:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:29:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:29:11,090 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:29:11,093 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:29:11,227 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:29:11,371 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:29:11,371 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:29:11,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:11 BoogieIcfgContainer [2023-11-21 18:29:11,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:29:11,377 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:29:11,377 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:29:11,387 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:29:11,387 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:11" (1/1) ... [2023-11-21 18:29:11,398 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:29:11,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:11,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:29:11,487 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:29:11,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:29:11,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:11,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:29:11,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:29:11,502 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:29:11,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:29:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:11,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:29:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:11,935 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:29:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:11,981 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:29:11,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:29:11,988 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-21 18:29:12,019 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated [2023-11-21 18:29:12,021 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-21 18:29:12,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:29:12 ImpRootNode [2023-11-21 18:29:12,026 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:29:12,028 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:29:12,029 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:29:12,029 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:29:12,030 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:11" (3/4) ... [2023-11-21 18:29:12,031 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:29:12,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-21 18:29:12,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated [2023-11-21 18:29:12,105 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:29:12,105 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:29:12,106 INFO L158 Benchmark]: Toolchain (without parser) took 2846.87ms. Allocated memory was 62.9MB in the beginning and 96.5MB in the end (delta: 33.6MB). Free memory was 35.2MB in the beginning and 55.9MB in the end (delta: -20.7MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-11-21 18:29:12,107 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 62.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:29:12,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1384.60ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 37.7MB in the end (delta: -2.6MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-11-21 18:29:12,108 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.49ms. Allocated memory is still 77.6MB. Free memory was 37.7MB in the beginning and 34.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:29:12,109 INFO L158 Benchmark]: Boogie Preprocessor took 37.06ms. Allocated memory is still 77.6MB. Free memory was 34.6MB in the beginning and 32.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:29:12,109 INFO L158 Benchmark]: RCFGBuilder took 599.45ms. Allocated memory is still 77.6MB. Free memory was 32.6MB in the beginning and 33.0MB in the end (delta: -434.6kB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-11-21 18:29:12,110 INFO L158 Benchmark]: CodeCheck took 650.02ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 33.0MB in the beginning and 58.0MB in the end (delta: -25.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:29:12,110 INFO L158 Benchmark]: Witness Printer took 77.16ms. Allocated memory is still 96.5MB. Free memory was 58.0MB in the beginning and 55.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:29:12,118 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: 1560]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_rand_postdec_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE staticFive==5 [L1560] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 62.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1384.60ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 37.7MB in the end (delta: -2.6MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.49ms. Allocated memory is still 77.6MB. Free memory was 37.7MB in the beginning and 34.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.06ms. Allocated memory is still 77.6MB. Free memory was 34.6MB in the beginning and 32.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 599.45ms. Allocated memory is still 77.6MB. Free memory was 32.6MB in the beginning and 33.0MB in the end (delta: -434.6kB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * CodeCheck took 650.02ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 33.0MB in the beginning and 58.0MB in the end (delta: -25.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 77.16ms. Allocated memory is still 96.5MB. Free memory was 58.0MB in the beginning and 55.9MB 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~post104 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~post104 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-21 18:29:12,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2fb664-36dc-4fd7-a0a5-183e91f659c9/bin/ukojak-verify-i0I2FZA1j2/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)