./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_34_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/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_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/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_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/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 e69f95b0fef10f16491ef0643f356fc9a423cbadeacb884cb09bfeb3b1c56f60 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:51:40,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:51:41,062 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:51:41,069 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:51:41,069 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:51:41,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:51:41,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:51:41,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:51:41,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:51:41,105 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:51:41,106 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:51:41,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:51:41,108 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:51:41,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:51:41,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:51:41,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:51:41,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:51:41,111 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:51:41,112 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:51:41,112 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:51:41,113 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:51:41,114 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:51:41,114 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:51:41,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:51:41,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:51:41,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:41,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:51:41,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:51:41,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:51:41,119 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:51:41,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:51:41,120 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:51:41,120 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_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e69f95b0fef10f16491ef0643f356fc9a423cbadeacb884cb09bfeb3b1c56f60 [2023-11-19 02:51:41,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:51:41,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:51:41,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:51:41,430 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:51:41,431 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:51:41,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_34_bad.i [2023-11-19 02:51:44,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:51:45,206 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:51:45,207 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_34_bad.i [2023-11-19 02:51:45,238 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/data/23fbb40dc/0ae88a59be484e80b44631990f4302b3/FLAG856a74fab [2023-11-19 02:51:45,253 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/data/23fbb40dc/0ae88a59be484e80b44631990f4302b3 [2023-11-19 02:51:45,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:51:45,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:51:45,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:45,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:51:45,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:51:45,273 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:45" (1/1) ... [2023-11-19 02:51:45,274 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f404f09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:45, skipping insertion in model container [2023-11-19 02:51:45,274 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:45" (1/1) ... [2023-11-19 02:51:45,347 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:51:45,803 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:51:46,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:46,424 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:51:46,444 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:51:46,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:46,684 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:46,684 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:46,685 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:46,685 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:46,685 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:46,693 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:51:46,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46 WrapperNode [2023-11-19 02:51:46,694 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:46,695 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:46,695 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:51:46,695 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:51:46,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,793 INFO L138 Inliner]: procedures = 499, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2023-11-19 02:51:46,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:46,794 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:51:46,794 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:51:46,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:51:46,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,823 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,830 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,842 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,848 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,851 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:51:46,853 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:51:46,853 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:51:46,853 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:51:46,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:46,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:51:46,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:51:46,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:51:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:51:46,927 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:51:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:51:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:51:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:51:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:51:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:51:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:51:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:51:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:51:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:51:47,097 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:51:47,099 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:51:47,357 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:51:47,642 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:51:47,643 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:51:47,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:47 BoogieIcfgContainer [2023-11-19 02:51:47,650 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:51:47,651 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:51:47,651 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:51:47,666 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:51:47,666 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,676 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:51:47,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:47,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 02:51:47,762 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 02:51:47,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:51:47,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:47,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:48,214 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:51:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:48,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:51:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:48,592 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:51:48,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:51:48 ImpRootNode [2023-11-19 02:51:48,621 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:51:48,621 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:51:48,621 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:51:48,622 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:51:48,622 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:47" (3/4) ... [2023-11-19 02:51:48,624 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:51:48,625 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:51:48,626 INFO L158 Benchmark]: Toolchain (without parser) took 3368.55ms. Allocated memory is still 151.0MB. Free memory was 102.7MB in the beginning and 57.5MB in the end (delta: 45.2MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2023-11-19 02:51:48,627 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:51:48,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1426.72ms. Allocated memory is still 151.0MB. Free memory was 102.1MB in the beginning and 102.8MB in the end (delta: -760.7kB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2023-11-19 02:51:48,628 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.65ms. Allocated memory is still 151.0MB. Free memory was 102.8MB in the beginning and 100.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:48,629 INFO L158 Benchmark]: Boogie Preprocessor took 57.44ms. Allocated memory is still 151.0MB. Free memory was 100.1MB in the beginning and 98.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:48,629 INFO L158 Benchmark]: RCFGBuilder took 797.07ms. Allocated memory is still 151.0MB. Free memory was 98.0MB in the beginning and 58.8MB in the end (delta: 39.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 02:51:48,630 INFO L158 Benchmark]: CodeCheck took 969.62ms. Allocated memory is still 151.0MB. Free memory was 58.8MB in the beginning and 58.5MB in the end (delta: 294.1kB). Peak memory consumption was 743.1kB. Max. memory is 16.1GB. [2023-11-19 02:51:48,631 INFO L158 Benchmark]: Witness Printer took 4.13ms. Allocated memory is still 151.0MB. Free memory was 58.5MB in the beginning and 57.5MB in the end (delta: 974.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:51:48,634 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s 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: 1564]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1558. 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); [L1572] 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) [L1572] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] CALL CWE191_Integer_Underflow__int_rand_multiply_34_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_rand_multiply_34_unionType myUnion; [L1557] data = 0 [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1558] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1562] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myUnion={1605:0}] [L1564] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myUnion={1605:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1426.72ms. Allocated memory is still 151.0MB. Free memory was 102.1MB in the beginning and 102.8MB in the end (delta: -760.7kB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.65ms. Allocated memory is still 151.0MB. Free memory was 102.8MB in the beginning and 100.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.44ms. Allocated memory is still 151.0MB. Free memory was 100.1MB in the beginning and 98.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 797.07ms. Allocated memory is still 151.0MB. Free memory was 98.0MB in the beginning and 58.8MB in the end (delta: 39.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 969.62ms. Allocated memory is still 151.0MB. Free memory was 58.8MB in the beginning and 58.5MB in the end (delta: 294.1kB). Peak memory consumption was 743.1kB. Max. memory is 16.1GB. * Witness Printer took 4.13ms. Allocated memory is still 151.0MB. Free memory was 58.5MB in the beginning and 57.5MB in the end (delta: 974.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:51:48,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/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_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/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_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/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 e69f95b0fef10f16491ef0643f356fc9a423cbadeacb884cb09bfeb3b1c56f60 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:51:51,482 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:51:51,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 02:51:51,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:51:51,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:51:51,686 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:51:51,687 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:51:51,688 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:51:51,689 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:51:51,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:51:51,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:51:51,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:51:51,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:51:51,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:51:51,698 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:51:51,699 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:51:51,699 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:51:51,699 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:51:51,700 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:51:51,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:51:51,701 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:51:51,702 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:51:51,703 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:51:51,703 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:51:51,704 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:51:51,704 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:51:51,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:51:51,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:51,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:51:51,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:51:51,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:51:51,708 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:51:51,709 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:51:51,709 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:51:51,709 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:51:51,710 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:51:51,710 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_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e69f95b0fef10f16491ef0643f356fc9a423cbadeacb884cb09bfeb3b1c56f60 [2023-11-19 02:51:52,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:51:52,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:51:52,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:51:52,178 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:51:52,179 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:51:52,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_34_bad.i [2023-11-19 02:51:55,427 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:51:55,929 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:51:55,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_34_bad.i [2023-11-19 02:51:55,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/data/419692a04/b0c5b818db0a4d61be8349d51d4f8848/FLAGa7445c76e [2023-11-19 02:51:55,987 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/data/419692a04/b0c5b818db0a4d61be8349d51d4f8848 [2023-11-19 02:51:55,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:51:55,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:51:55,999 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:56,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:51:56,006 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:51:56,007 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:56,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5018a033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:56, skipping insertion in model container [2023-11-19 02:51:56,009 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:55" (1/1) ... [2023-11-19 02:51:56,105 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:51:56,640 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:51:57,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:57,446 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:51:57,473 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:51:57,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:57,658 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:57,659 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:57,659 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:57,659 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:57,659 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:51:57,667 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:51:57,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57 WrapperNode [2023-11-19 02:51:57,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:57,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:57,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:51:57,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:51:57,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57" (1/1) ... [2023-11-19 02:51:57,717 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57" (1/1) ... [2023-11-19 02:51:57,748 INFO L138 Inliner]: procedures = 504, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 63 [2023-11-19 02:51:57,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:57,750 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:51:57,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:51:57,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:51:57,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57" (1/1) ... [2023-11-19 02:51:57,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57" (1/1) ... [2023-11-19 02:51:57,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57" (1/1) ... [2023-11-19 02:51:57,764 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57" (1/1) ... [2023-11-19 02:51:57,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57" (1/1) ... [2023-11-19 02:51:57,787 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57" (1/1) ... [2023-11-19 02:51:57,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57" (1/1) ... [2023-11-19 02:51:57,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57" (1/1) ... [2023-11-19 02:51:57,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:51:57,813 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:51:57,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:51:57,813 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:51:57,814 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:57" (1/1) ... [2023-11-19 02:51:57,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:57,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:51:57,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:51:57,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:51:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:51:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:51:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:51:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:51:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:51:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:51:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:51:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:51:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:51:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:51:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:51:58,060 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:51:58,063 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:51:58,303 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:51:58,431 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:51:58,431 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:51:58,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:58 BoogieIcfgContainer [2023-11-19 02:51:58,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:51:58,439 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:51:58,439 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:51:58,451 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:51:58,451 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:58" (1/1) ... [2023-11-19 02:51:58,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:51:58,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:58,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 02:51:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 02:51:58,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:51:58,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:58,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:51:58,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:51:58,533 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:51:58,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:51:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:58,821 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:51:58,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:59,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:51:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:51:59,180 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:51:59,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 02:51:59,193 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:51:59,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:51:59 ImpRootNode [2023-11-19 02:51:59,241 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:51:59,246 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:51:59,246 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:51:59,247 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:51:59,247 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:58" (3/4) ... [2023-11-19 02:51:59,249 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 02:51:59,332 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:51:59,333 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:51:59,341 INFO L158 Benchmark]: Toolchain (without parser) took 3345.15ms. Allocated memory is still 94.4MB. Free memory was 67.5MB in the beginning and 40.9MB in the end (delta: 26.6MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:59,341 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 69.2MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:51:59,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1668.43ms. Allocated memory is still 94.4MB. Free memory was 67.2MB in the beginning and 57.2MB in the end (delta: 10.0MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2023-11-19 02:51:59,342 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.10ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 54.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:59,343 INFO L158 Benchmark]: Boogie Preprocessor took 48.72ms. Allocated memory is still 94.4MB. Free memory was 54.2MB in the beginning and 52.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:59,344 INFO L158 Benchmark]: RCFGBuilder took 624.65ms. Allocated memory is still 94.4MB. Free memory was 52.0MB in the beginning and 60.8MB in the end (delta: -8.7MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-11-19 02:51:59,344 INFO L158 Benchmark]: CodeCheck took 802.30ms. Allocated memory is still 94.4MB. Free memory was 60.3MB in the beginning and 43.0MB in the end (delta: 17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:51:59,344 INFO L158 Benchmark]: Witness Printer took 93.61ms. Allocated memory is still 94.4MB. Free memory was 43.0MB in the beginning and 40.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:51:59,347 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: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 1564]: 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); [L1572] 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) [L1572] 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] [L1573] CALL CWE191_Integer_Underflow__int_rand_multiply_34_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_rand_multiply_34_unionType myUnion; [L1557] data = 0 [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1562] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myUnion={5:0}] [L1564] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myUnion={5:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81ms. Allocated memory is still 69.2MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1668.43ms. Allocated memory is still 94.4MB. Free memory was 67.2MB in the beginning and 57.2MB in the end (delta: 10.0MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.10ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 54.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.72ms. Allocated memory is still 94.4MB. Free memory was 54.2MB in the beginning and 52.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 624.65ms. Allocated memory is still 94.4MB. Free memory was 52.0MB in the beginning and 60.8MB in the end (delta: -8.7MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * CodeCheck took 802.30ms. Allocated memory is still 94.4MB. Free memory was 60.3MB in the beginning and 43.0MB in the end (delta: 17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 93.61ms. Allocated memory is still 94.4MB. Free memory was 43.0MB in the beginning and 40.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 02:51:59,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3083dfb-1ff9-4f21-bd3b-8e4d47c0eec0/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)