./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_05_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dc45446ef937b528e8e188f7d19f6fcadcf3bcbf2727a6d12f44743b423173a5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:56:18,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:56:18,562 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 19:56:18,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:56:18,576 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:56:18,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:56:18,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:56:18,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:56:18,648 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:56:18,654 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:56:18,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:56:18,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:56:18,656 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:56:18,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:56:18,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:56:18,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:56:18,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:56:18,661 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:56:18,661 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:56:18,662 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:56:18,662 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:56:18,663 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:56:18,663 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:56:18,664 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:56:18,664 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:56:18,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:18,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:56:18,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:56:18,683 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:56:18,683 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:56:18,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:56:18,684 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:56:18,684 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_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc45446ef937b528e8e188f7d19f6fcadcf3bcbf2727a6d12f44743b423173a5 [2023-11-23 19:56:19,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:56:19,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:56:19,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:56:19,064 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:56:19,065 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:56:19,067 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_05_bad.i [2023-11-23 19:56:22,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:56:22,973 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:56:22,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_05_bad.i [2023-11-23 19:56:23,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/data/f962297c3/4c0ae64e20df4f6bbf42dccdad6e2c99/FLAG075616ac9 [2023-11-23 19:56:23,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/data/f962297c3/4c0ae64e20df4f6bbf42dccdad6e2c99 [2023-11-23 19:56:23,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:56:23,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:56:23,068 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:23,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:56:23,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:56:23,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:23" (1/1) ... [2023-11-23 19:56:23,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@caa58c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:23, skipping insertion in model container [2023-11-23 19:56:23,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:23" (1/1) ... [2023-11-23 19:56:23,178 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:56:23,784 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 19:56:24,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:24,527 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:56:24,550 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 19:56:24,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:24,752 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:24,753 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:24,753 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:24,753 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:24,753 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:24,761 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:56:24,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24 WrapperNode [2023-11-23 19:56:24,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:24,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:24,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:56:24,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:56:24,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24" (1/1) ... [2023-11-23 19:56:24,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24" (1/1) ... [2023-11-23 19:56:24,859 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2023-11-23 19:56:24,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:24,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:56:24,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:56:24,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:56:24,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24" (1/1) ... [2023-11-23 19:56:24,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24" (1/1) ... [2023-11-23 19:56:24,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24" (1/1) ... [2023-11-23 19:56:24,878 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24" (1/1) ... [2023-11-23 19:56:24,885 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24" (1/1) ... [2023-11-23 19:56:24,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24" (1/1) ... [2023-11-23 19:56:24,891 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24" (1/1) ... [2023-11-23 19:56:24,893 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24" (1/1) ... [2023-11-23 19:56:24,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:56:24,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:56:24,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:56:24,898 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:56:24,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:24" (1/1) ... [2023-11-23 19:56:24,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:24,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:56:24,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:56:24,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:56:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 19:56:25,016 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 19:56:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:56:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:56:25,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:56:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 19:56:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 19:56:25,182 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:56:25,184 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:56:25,439 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:56:25,723 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:56:25,724 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 19:56:25,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:25 BoogieIcfgContainer [2023-11-23 19:56:25,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:56:25,727 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:56:25,727 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:56:25,739 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:56:25,739 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:25" (1/1) ... [2023-11-23 19:56:25,750 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:56:25,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:25,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-23 19:56:25,819 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-23 19:56:25,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:56:25,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:25,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:56:26,246 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 19:56:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:56:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:56:26,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 19:56:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:56:26,599 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 19:56:26,640 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-23 19:56:26,642 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-23 19:56:26,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:56:26 ImpRootNode [2023-11-23 19:56:26,649 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 19:56:26,654 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 19:56:26,654 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 19:56:26,654 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 19:56:26,655 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:25" (3/4) ... [2023-11-23 19:56:26,661 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 19:56:26,662 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 19:56:26,663 INFO L158 Benchmark]: Toolchain (without parser) took 3598.91ms. Allocated memory is still 169.9MB. Free memory was 135.7MB in the beginning and 123.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-11-23 19:56:26,664 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory is still 96.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:56:26,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1694.21ms. Allocated memory is still 169.9MB. Free memory was 135.2MB in the beginning and 75.6MB in the end (delta: 59.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-23 19:56:26,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.18ms. Allocated memory is still 169.9MB. Free memory was 75.6MB in the beginning and 134.9MB in the end (delta: -59.3MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-11-23 19:56:26,667 INFO L158 Benchmark]: Boogie Preprocessor took 36.20ms. Allocated memory is still 169.9MB. Free memory was 134.9MB in the beginning and 133.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 19:56:26,668 INFO L158 Benchmark]: RCFGBuilder took 827.87ms. Allocated memory is still 169.9MB. Free memory was 133.7MB in the beginning and 93.0MB in the end (delta: 40.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-23 19:56:26,669 INFO L158 Benchmark]: CodeCheck took 923.40ms. Allocated memory is still 169.9MB. Free memory was 92.6MB in the beginning and 124.5MB in the end (delta: -31.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:56:26,670 INFO L158 Benchmark]: Witness Printer took 8.54ms. Allocated memory is still 169.9MB. Free memory is still 123.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:56:26,682 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, 0.0s 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 - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticTrue = 1; [L1549] static int staticFalse = 0; [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}, staticFalse=0, staticTrue=1] [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, staticFalse=0, staticTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_rand_sub_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1556] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1558] COND TRUE \read(staticTrue) 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, staticFalse=0, staticTrue=1] [L1561] data - 1 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, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory is still 96.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1694.21ms. Allocated memory is still 169.9MB. Free memory was 135.2MB in the beginning and 75.6MB in the end (delta: 59.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.18ms. Allocated memory is still 169.9MB. Free memory was 75.6MB in the beginning and 134.9MB in the end (delta: -59.3MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.20ms. Allocated memory is still 169.9MB. Free memory was 134.9MB in the beginning and 133.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 827.87ms. Allocated memory is still 169.9MB. Free memory was 133.7MB in the beginning and 93.0MB in the end (delta: 40.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 923.40ms. Allocated memory is still 169.9MB. Free memory was 92.6MB in the beginning and 124.5MB in the end (delta: -31.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.54ms. Allocated memory is still 169.9MB. Free memory is still 123.6MB. 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~ite109 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 19:56:26,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dc45446ef937b528e8e188f7d19f6fcadcf3bcbf2727a6d12f44743b423173a5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:56:29,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:56:29,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 19:56:29,756 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:56:29,758 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:56:29,759 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:56:29,760 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:56:29,761 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:56:29,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:56:29,769 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:56:29,769 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:56:29,770 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:56:29,771 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:56:29,773 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:56:29,773 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 19:56:29,774 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 19:56:29,775 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:56:29,775 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 19:56:29,776 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:56:29,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:56:29,777 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:56:29,778 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:56:29,779 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:56:29,779 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:56:29,780 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:29,780 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 19:56:29,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:56:29,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:29,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:56:29,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:56:29,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:56:29,785 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 19:56:29,785 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:29,786 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:56:29,786 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 19:56:29,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 19:56:29,787 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_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc45446ef937b528e8e188f7d19f6fcadcf3bcbf2727a6d12f44743b423173a5 [2023-11-23 19:56:30,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:56:30,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:56:30,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:56:30,243 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:56:30,243 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:56:30,245 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_05_bad.i [2023-11-23 19:56:33,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:56:34,418 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:56:34,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_05_bad.i [2023-11-23 19:56:34,448 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/data/844773ab5/766a623fd8454903ba0f86d03de3071a/FLAG60d5fb8df [2023-11-23 19:56:34,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/data/844773ab5/766a623fd8454903ba0f86d03de3071a [2023-11-23 19:56:34,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:56:34,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:56:34,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:34,473 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:56:34,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:56:34,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:34,480 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d4eb338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34, skipping insertion in model container [2023-11-23 19:56:34,481 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:34,543 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:56:35,051 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 19:56:35,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:35,730 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:56:35,757 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 19:56:35,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:36,087 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:36,088 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:36,088 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:36,088 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:36,088 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:36,098 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:56:36,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36 WrapperNode [2023-11-23 19:56:36,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:36,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:36,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:56:36,102 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:56:36,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:36,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:36,219 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2023-11-23 19:56:36,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:36,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:56:36,223 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:56:36,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:56:36,235 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:36,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:36,262 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:36,262 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:36,272 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:36,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:36,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:36,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:36,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:56:36,308 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:56:36,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:56:36,323 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:56:36,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:36,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:36,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:56:36,381 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:56:36,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:56:36,441 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 19:56:36,442 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 19:56:36,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 19:56:36,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:56:36,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:56:36,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:56:36,443 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 19:56:36,671 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:56:36,674 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:56:36,878 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:56:36,974 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:56:36,974 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 19:56:36,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:36 BoogieIcfgContainer [2023-11-23 19:56:36,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:56:36,977 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:56:36,977 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:56:36,989 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:56:36,990 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:36" (1/1) ... [2023-11-23 19:56:37,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:56:37,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:37,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-23 19:56:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-23 19:56:37,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:56:37,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:37,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:37,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 19:56:37,093 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 19:56:37,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 19:56:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:56:37,306 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 19:56:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:56:37,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:56:37,548 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 19:56:37,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:56:37,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-23 19:56:37,646 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 19:56:37,676 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 19:56:37,678 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 19:56:37,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:56:37 ImpRootNode [2023-11-23 19:56:37,685 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 19:56:37,688 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 19:56:37,688 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 19:56:37,688 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 19:56:37,689 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:36" (3/4) ... [2023-11-23 19:56:37,690 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 19:56:37,708 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 19:56:37,711 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 19:56:37,781 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 19:56:37,782 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 19:56:37,783 INFO L158 Benchmark]: Toolchain (without parser) took 3312.32ms. Allocated memory is still 98.6MB. Free memory was 71.5MB in the beginning and 61.1MB in the end (delta: 10.4MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-23 19:56:37,783 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:56:37,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1627.45ms. Allocated memory is still 98.6MB. Free memory was 71.5MB in the beginning and 69.9MB in the end (delta: 1.6MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2023-11-23 19:56:37,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.61ms. Allocated memory is still 98.6MB. Free memory was 69.9MB in the beginning and 66.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 19:56:37,786 INFO L158 Benchmark]: Boogie Preprocessor took 84.37ms. Allocated memory is still 98.6MB. Free memory was 66.7MB in the beginning and 64.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 19:56:37,786 INFO L158 Benchmark]: RCFGBuilder took 668.08ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 45.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 19:56:37,787 INFO L158 Benchmark]: CodeCheck took 707.58ms. Allocated memory is still 98.6MB. Free memory was 45.7MB in the beginning and 63.2MB in the end (delta: -17.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:56:37,787 INFO L158 Benchmark]: Witness Printer took 94.42ms. Allocated memory is still 98.6MB. Free memory was 63.2MB in the beginning and 61.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 19:56:37,794 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: 1561]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticTrue = 1; [L1549] static int staticFalse = 0; [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}, staticFalse=0, staticTrue=1] [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, staticFalse=0, staticTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_rand_sub_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1558] COND TRUE \read(staticTrue) 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, staticFalse=0, staticTrue=1] [L1561] data - 1 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, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1627.45ms. Allocated memory is still 98.6MB. Free memory was 71.5MB in the beginning and 69.9MB in the end (delta: 1.6MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.61ms. Allocated memory is still 98.6MB. Free memory was 69.9MB in the beginning and 66.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.37ms. Allocated memory is still 98.6MB. Free memory was 66.7MB in the beginning and 64.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 668.08ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 45.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 707.58ms. Allocated memory is still 98.6MB. Free memory was 45.7MB in the beginning and 63.2MB in the end (delta: -17.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 94.42ms. Allocated memory is still 98.6MB. Free memory was 63.2MB in the beginning and 61.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-23 19:56:37,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ce518-6cea-4609-9bcd-328ea58ca00f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)