./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_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_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/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_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/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_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/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 fdd78bf276295af623b2d8728f079002989ebf3434b997492b730c67ba94db14 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:45,240 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:45,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:08:45,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:45,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:45,393 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:45,394 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:45,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:45,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:45,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:45,402 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:45,403 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:45,403 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:45,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:45,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:45,406 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:45,406 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:45,407 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:45,407 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:45,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:45,408 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:45,409 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:45,409 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:45,410 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:45,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:45,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:45,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:45,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:45,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:45,413 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:45,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:45,415 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:45,415 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_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdd78bf276295af623b2d8728f079002989ebf3434b997492b730c67ba94db14 [2023-11-19 04:08:45,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:45,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:45,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:45,761 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:45,762 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:45,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i [2023-11-19 04:08:48,881 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:49,270 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:49,271 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i [2023-11-19 04:08:49,296 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/data/39e920922/8e37e576161a40b987e3ae562e5f07a7/FLAGfff3b6984 [2023-11-19 04:08:49,312 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/data/39e920922/8e37e576161a40b987e3ae562e5f07a7 [2023-11-19 04:08:49,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:49,316 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:49,318 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:49,318 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:49,323 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:49,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:49" (1/1) ... [2023-11-19 04:08:49,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da76c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:49, skipping insertion in model container [2023-11-19 04:08:49,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:49" (1/1) ... [2023-11-19 04:08:49,385 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:49,775 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:08:50,302 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:50,313 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:50,355 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:08:50,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:50,639 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:50,640 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:50,640 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:50,640 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:50,640 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:50,649 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:50,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50 WrapperNode [2023-11-19 04:08:50,650 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:50,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:50,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:50,652 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:50,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,764 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 96 [2023-11-19 04:08:50,764 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:50,765 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:50,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:50,766 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:50,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,780 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,810 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:50,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:50,815 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:50,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:50,817 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:50,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:50,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:50,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:50,917 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:08:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:08:50,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:50,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:08:50,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:50,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:50,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:50,921 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:08:50,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:50,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:51,167 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:51,170 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:51,434 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:51,722 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:51,723 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:51,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:51 BoogieIcfgContainer [2023-11-19 04:08:51,728 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:51,729 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:51,729 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:51,740 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:51,740 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,750 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:51,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 04:08:51,812 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 04:08:51,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:51,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:52,173 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:08:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:52,470 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:08:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:52,537 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 04:08:52,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post112 could not be translated [2023-11-19 04:08:52,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:08:52 ImpRootNode [2023-11-19 04:08:52,581 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:08:52,585 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:08:52,585 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:08:52,585 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:08:52,586 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:51" (3/4) ... [2023-11-19 04:08:52,589 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:08:52,591 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:08:52,593 INFO L158 Benchmark]: Toolchain (without parser) took 3275.49ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 88.8MB in the beginning and 111.9MB in the end (delta: -23.0MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:52,594 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 146.8MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:52,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1332.70ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 88.5MB in the beginning and 133.4MB in the end (delta: -45.0MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2023-11-19 04:08:52,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.00ms. Allocated memory is still 211.8MB. Free memory was 133.4MB in the beginning and 130.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:52,597 INFO L158 Benchmark]: Boogie Preprocessor took 49.12ms. Allocated memory is still 211.8MB. Free memory was 130.2MB in the beginning and 129.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:52,598 INFO L158 Benchmark]: RCFGBuilder took 912.61ms. Allocated memory is still 211.8MB. Free memory was 128.1MB in the beginning and 151.7MB in the end (delta: -23.6MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:52,600 INFO L158 Benchmark]: CodeCheck took 852.66ms. Allocated memory is still 211.8MB. Free memory was 151.7MB in the beginning and 111.9MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 04:08:52,601 INFO L158 Benchmark]: Witness Printer took 6.46ms. Allocated memory is still 211.8MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:52,612 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, 12 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, 6 NumberOfCodeBlocks, 6 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: 1568]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1553. 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=14, argc=14, argv={13:16}, argv={13:16}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_rand_postdec_63_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE191_Integer_Underflow__int_rand_postdec_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, dataPtr={2062:0}, dataPtr={2062:0}, 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 0.34ms. Allocated memory is still 146.8MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1332.70ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 88.5MB in the beginning and 133.4MB in the end (delta: -45.0MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.00ms. Allocated memory is still 211.8MB. Free memory was 133.4MB in the beginning and 130.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.12ms. Allocated memory is still 211.8MB. Free memory was 130.2MB in the beginning and 129.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 912.61ms. Allocated memory is still 211.8MB. Free memory was 128.1MB in the beginning and 151.7MB in the end (delta: -23.6MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * CodeCheck took 852.66ms. Allocated memory is still 211.8MB. Free memory was 151.7MB in the beginning and 111.9MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 6.46ms. Allocated memory is still 211.8MB. Free memory is still 111.9MB. 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~post112 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:08:52,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/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_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/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_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/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_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/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 fdd78bf276295af623b2d8728f079002989ebf3434b997492b730c67ba94db14 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:55,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:55,680 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 04:08:55,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:55,719 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:55,720 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:55,721 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:55,722 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:55,723 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:55,728 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:55,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:55,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:55,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:55,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:55,731 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:08:55,731 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:08:55,732 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:55,732 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:08:55,733 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:55,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:55,734 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:55,735 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:55,735 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:55,736 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:55,736 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:55,736 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:55,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:55,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:55,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:55,738 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:55,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:55,739 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:08:55,739 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:55,740 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:55,740 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:08:55,740 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:55,740 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_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdd78bf276295af623b2d8728f079002989ebf3434b997492b730c67ba94db14 [2023-11-19 04:08:56,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:56,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:56,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:56,222 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:56,223 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:56,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i [2023-11-19 04:08:59,346 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:59,925 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:59,926 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_63_bad.i [2023-11-19 04:08:59,964 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/data/ddca322c7/3810876c7bb44df29efb51ba07da0c7e/FLAGf5d2a6e04 [2023-11-19 04:08:59,984 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/data/ddca322c7/3810876c7bb44df29efb51ba07da0c7e [2023-11-19 04:08:59,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:59,992 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:59,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:59,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:00,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:00,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:59" (1/1) ... [2023-11-19 04:09:00,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@374f6c61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:00, skipping insertion in model container [2023-11-19 04:09:00,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:59" (1/1) ... [2023-11-19 04:09:00,093 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:00,526 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:09:01,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:01,161 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:01,186 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:09:01,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:01,547 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:01,548 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:01,548 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:01,548 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:01,548 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:01,556 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:01,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01 WrapperNode [2023-11-19 04:09:01,557 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:01,558 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:01,558 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:01,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:01,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01" (1/1) ... [2023-11-19 04:09:01,594 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01" (1/1) ... [2023-11-19 04:09:01,620 INFO L138 Inliner]: procedures = 505, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 64 [2023-11-19 04:09:01,620 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:01,621 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:01,621 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:01,621 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:01,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01" (1/1) ... [2023-11-19 04:09:01,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01" (1/1) ... [2023-11-19 04:09:01,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01" (1/1) ... [2023-11-19 04:09:01,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01" (1/1) ... [2023-11-19 04:09:01,647 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01" (1/1) ... [2023-11-19 04:09:01,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01" (1/1) ... [2023-11-19 04:09:01,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01" (1/1) ... [2023-11-19 04:09:01,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01" (1/1) ... [2023-11-19 04:09:01,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:01,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:01,661 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:01,661 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:01,662 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:01" (1/1) ... [2023-11-19 04:09:01,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:01,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:01,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:01,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:09:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:09:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:09:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:09:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:09:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:09:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:09:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:09:01,916 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:01,918 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:02,139 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:02,262 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:02,262 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:09:02,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:02 BoogieIcfgContainer [2023-11-19 04:09:02,267 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:02,268 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:02,268 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:02,280 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:02,281 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:02" (1/1) ... [2023-11-19 04:09:02,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:02,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:02,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 04:09:02,366 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 04:09:02,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:09:02,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:02,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:02,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:09:02,375 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:09:02,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:09:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:02,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:09:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:02,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:02,975 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:09:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:03,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:09:03,089 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 04:09:03,123 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post106 could not be translated [2023-11-19 04:09:03,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:09:03 ImpRootNode [2023-11-19 04:09:03,130 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:09:03,132 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:09:03,132 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:09:03,132 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:09:03,133 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:02" (3/4) ... [2023-11-19 04:09:03,133 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 04:09:03,142 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post106 could not be translated [2023-11-19 04:09:03,213 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:09:03,213 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:09:03,214 INFO L158 Benchmark]: Toolchain (without parser) took 3221.81ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 48.3MB in the beginning and 58.1MB in the end (delta: -9.8MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:03,215 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 75.5MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:03,216 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1560.10ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 48.1MB in the beginning and 49.1MB in the end (delta: -1.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-19 04:09:03,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.24ms. Allocated memory is still 98.6MB. Free memory was 49.1MB in the beginning and 45.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:09:03,217 INFO L158 Benchmark]: Boogie Preprocessor took 38.96ms. Allocated memory is still 98.6MB. Free memory was 45.8MB in the beginning and 43.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:03,217 INFO L158 Benchmark]: RCFGBuilder took 606.49ms. Allocated memory is still 98.6MB. Free memory was 43.8MB in the beginning and 52.4MB in the end (delta: -8.7MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-11-19 04:09:03,218 INFO L158 Benchmark]: CodeCheck took 861.68ms. Allocated memory is still 98.6MB. Free memory was 51.9MB in the beginning and 60.8MB in the end (delta: -8.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:03,218 INFO L158 Benchmark]: Witness Printer took 81.37ms. Allocated memory is still 98.6MB. Free memory was 60.8MB in the beginning and 58.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:03,226 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, 12 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, 6 NumberOfCodeBlocks, 6 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: 1568]: 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_rand_postdec_63_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE191_Integer_Underflow__int_rand_postdec_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, dataPtr={5:0}, dataPtr={5:0}, 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 0.75ms. Allocated memory is still 75.5MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1560.10ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 48.1MB in the beginning and 49.1MB in the end (delta: -1.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.24ms. Allocated memory is still 98.6MB. Free memory was 49.1MB in the beginning and 45.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.96ms. Allocated memory is still 98.6MB. Free memory was 45.8MB in the beginning and 43.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 606.49ms. Allocated memory is still 98.6MB. Free memory was 43.8MB in the beginning and 52.4MB in the end (delta: -8.7MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * CodeCheck took 861.68ms. Allocated memory is still 98.6MB. Free memory was 51.9MB in the beginning and 60.8MB in the end (delta: -8.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 81.37ms. Allocated memory is still 98.6MB. Free memory was 60.8MB in the beginning and 58.1MB in the end (delta: 2.7MB). 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~post106 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post106 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 04:09:03,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6fbff3-9c7c-40d0-b0d7-032970fee62d/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)