./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_16_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/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_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/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_5625aebf-bfa2-48fb-b0b9-30915e1641aa/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 490d5e7a829ff1299a05e702b803914eb017eb0815c8f37a8ad2a3b4e3dfd6af --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:30:14,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:30:14,403 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:30:14,408 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:30:14,409 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:30:14,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:30:14,454 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:30:14,455 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:30:14,456 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:30:14,462 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:30:14,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:30:14,463 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:30:14,463 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:30:14,465 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:30:14,465 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:30:14,466 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:30:14,466 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:30:14,467 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:30:14,467 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:30:14,468 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:30:14,468 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:30:14,476 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:30:14,476 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:30:14,476 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:30:14,477 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:30:14,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:14,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:30:14,479 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:30:14,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:30:14,480 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:30:14,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:30:14,481 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:30:14,482 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_5625aebf-bfa2-48fb-b0b9-30915e1641aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 490d5e7a829ff1299a05e702b803914eb017eb0815c8f37a8ad2a3b4e3dfd6af [2023-11-19 03:30:14,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:30:14,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:30:14,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:30:14,922 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:30:14,923 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:30:14,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_16_bad.i [2023-11-19 03:30:17,993 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:30:18,437 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:30:18,438 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_16_bad.i [2023-11-19 03:30:18,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/data/7d506e647/ec7d0cc0849c4743bf3d6c12566199a4/FLAGcf22e17ce [2023-11-19 03:30:18,478 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/data/7d506e647/ec7d0cc0849c4743bf3d6c12566199a4 [2023-11-19 03:30:18,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:30:18,486 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:30:18,489 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:18,490 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:30:18,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:30:18,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:18" (1/1) ... [2023-11-19 03:30:18,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd2ee7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:18, skipping insertion in model container [2023-11-19 03:30:18,500 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:18" (1/1) ... [2023-11-19 03:30:18,583 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:30:19,005 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:30:19,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:19,657 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:30:19,695 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:30:19,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:19,986 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:19,988 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:19,989 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:19,989 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:19,989 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:19,998 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:30:19,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19 WrapperNode [2023-11-19 03:30:19,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:20,000 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:20,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:30:20,001 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:30:20,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19" (1/1) ... [2023-11-19 03:30:20,050 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19" (1/1) ... [2023-11-19 03:30:20,080 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-11-19 03:30:20,082 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:20,083 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:30:20,083 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:30:20,083 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:30:20,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19" (1/1) ... [2023-11-19 03:30:20,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19" (1/1) ... [2023-11-19 03:30:20,107 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19" (1/1) ... [2023-11-19 03:30:20,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19" (1/1) ... [2023-11-19 03:30:20,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19" (1/1) ... [2023-11-19 03:30:20,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19" (1/1) ... [2023-11-19 03:30:20,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19" (1/1) ... [2023-11-19 03:30:20,153 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19" (1/1) ... [2023-11-19 03:30:20,156 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:30:20,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:30:20,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:30:20,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:30:20,162 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:19" (1/1) ... [2023-11-19 03:30:20,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:20,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:30:20,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:30:20,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:30:20,232 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:30:20,232 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:30:20,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:30:20,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:30:20,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:30:20,233 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:30:20,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:30:20,420 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:30:20,423 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:30:20,671 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:30:21,014 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:30:21,014 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:30:21,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:21 BoogieIcfgContainer [2023-11-19 03:30:21,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:30:21,021 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:30:21,022 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:30:21,033 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:30:21,035 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:21" (1/1) ... [2023-11-19 03:30:21,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:30:21,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:21,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 03:30:21,118 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 03:30:21,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:30:21,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:21,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:30:21,742 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:30:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:30:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:30:22,006 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:30:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:30:22,059 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:30:22,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post110 could not be translated [2023-11-19 03:30:22,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-19 03:30:22,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:30:22 ImpRootNode [2023-11-19 03:30:22,101 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:30:22,104 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:30:22,104 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:30:22,105 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:30:22,105 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:21" (3/4) ... [2023-11-19 03:30:22,109 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:30:22,111 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:30:22,112 INFO L158 Benchmark]: Toolchain (without parser) took 3628.80ms. Allocated memory is still 167.8MB. Free memory was 132.9MB in the beginning and 89.8MB in the end (delta: 43.1MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2023-11-19 03:30:22,113 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory was 98.9MB in the beginning and 98.8MB in the end (delta: 69.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:22,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1509.85ms. Allocated memory is still 167.8MB. Free memory was 132.6MB in the beginning and 132.4MB in the end (delta: 133.7kB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2023-11-19 03:30:22,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.93ms. Allocated memory is still 167.8MB. Free memory was 132.4MB in the beginning and 129.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:30:22,116 INFO L158 Benchmark]: Boogie Preprocessor took 74.64ms. Allocated memory is still 167.8MB. Free memory was 129.1MB in the beginning and 128.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:22,116 INFO L158 Benchmark]: RCFGBuilder took 859.69ms. Allocated memory is still 167.8MB. Free memory was 128.0MB in the beginning and 85.1MB in the end (delta: 42.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 03:30:22,118 INFO L158 Benchmark]: CodeCheck took 1080.69ms. Allocated memory is still 167.8MB. Free memory was 85.1MB in the beginning and 89.8MB in the end (delta: -4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:22,119 INFO L158 Benchmark]: Witness Printer took 6.79ms. Allocated memory is still 167.8MB. Free memory was 89.8MB in the beginning and 89.8MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:30:22,130 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1554. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1570] 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) [L1570] 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}, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_rand_postdec_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE 1 [L1560] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory was 98.9MB in the beginning and 98.8MB in the end (delta: 69.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1509.85ms. Allocated memory is still 167.8MB. Free memory was 132.6MB in the beginning and 132.4MB in the end (delta: 133.7kB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.93ms. Allocated memory is still 167.8MB. Free memory was 132.4MB in the beginning and 129.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.64ms. Allocated memory is still 167.8MB. Free memory was 129.1MB in the beginning and 128.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 859.69ms. Allocated memory is still 167.8MB. Free memory was 128.0MB in the beginning and 85.1MB in the end (delta: 42.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * CodeCheck took 1080.69ms. Allocated memory is still 167.8MB. Free memory was 85.1MB in the beginning and 89.8MB in the end (delta: -4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.79ms. Allocated memory is still 167.8MB. Free memory was 89.8MB in the beginning and 89.8MB in the end (delta: 2.0kB). 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~post110 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 [2023-11-19 03:30:22,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/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_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/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_5625aebf-bfa2-48fb-b0b9-30915e1641aa/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 490d5e7a829ff1299a05e702b803914eb017eb0815c8f37a8ad2a3b4e3dfd6af --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:30:25,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:30:25,165 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 03:30:25,220 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:30:25,222 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:30:25,223 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:30:25,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:30:25,224 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:30:25,225 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:30:25,231 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:30:25,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:30:25,232 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:30:25,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:30:25,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:30:25,234 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:30:25,235 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:30:25,235 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:30:25,236 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:30:25,236 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:30:25,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:30:25,238 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:30:25,239 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:30:25,239 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:30:25,240 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:30:25,240 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:30:25,241 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:30:25,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:30:25,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:25,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:30:25,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:30:25,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:30:25,245 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:30:25,245 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:30:25,246 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:30:25,246 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:30:25,246 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:30:25,246 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_5625aebf-bfa2-48fb-b0b9-30915e1641aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 490d5e7a829ff1299a05e702b803914eb017eb0815c8f37a8ad2a3b4e3dfd6af [2023-11-19 03:30:25,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:30:25,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:30:25,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:30:25,720 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:30:25,721 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:30:25,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_16_bad.i [2023-11-19 03:30:28,896 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:30:29,367 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:30:29,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_16_bad.i [2023-11-19 03:30:29,406 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/data/b8bae2595/be8c41b183924f16877f997f4a50e352/FLAG56f38ebd4 [2023-11-19 03:30:29,426 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/data/b8bae2595/be8c41b183924f16877f997f4a50e352 [2023-11-19 03:30:29,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:30:29,433 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:30:29,439 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:29,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:30:29,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:30:29,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:29" (1/1) ... [2023-11-19 03:30:29,447 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78aa7a40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:29, skipping insertion in model container [2023-11-19 03:30:29,448 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:29" (1/1) ... [2023-11-19 03:30:29,550 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:30:30,001 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:30:30,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:30,630 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:30:30,664 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:30:30,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:30,973 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:30,973 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:30,974 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:30,974 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:30,974 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:30,982 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:30:30,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30 WrapperNode [2023-11-19 03:30:30,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:30,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:30,985 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:30:30,985 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:30:30,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30" (1/1) ... [2023-11-19 03:30:31,045 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30" (1/1) ... [2023-11-19 03:30:31,088 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 67 [2023-11-19 03:30:31,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:31,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:30:31,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:30:31,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:30:31,099 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30" (1/1) ... [2023-11-19 03:30:31,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30" (1/1) ... [2023-11-19 03:30:31,110 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30" (1/1) ... [2023-11-19 03:30:31,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30" (1/1) ... [2023-11-19 03:30:31,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30" (1/1) ... [2023-11-19 03:30:31,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30" (1/1) ... [2023-11-19 03:30:31,144 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30" (1/1) ... [2023-11-19 03:30:31,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30" (1/1) ... [2023-11-19 03:30:31,157 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:30:31,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:30:31,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:30:31,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:30:31,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:30" (1/1) ... [2023-11-19 03:30:31,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:31,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:30:31,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:30:31,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:30:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:30:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:30:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:30:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:30:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:30:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:30:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:30:31,431 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:30:31,436 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:30:31,681 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:30:31,835 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:30:31,835 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:30:31,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:31 BoogieIcfgContainer [2023-11-19 03:30:31,841 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:30:31,842 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:30:31,843 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:30:31,855 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:30:31,855 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:31" (1/1) ... [2023-11-19 03:30:31,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:30:31,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:31,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 03:30:31,958 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 03:30:31,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:30:31,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:31,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:30:31,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:30:31,971 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:30:32,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:30:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:30:32,204 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:30:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:30:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:30:32,394 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:30:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:30:32,447 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:30:32,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-19 03:30:32,454 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:30:32,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated [2023-11-19 03:30:32,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-19 03:30:32,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:30:32 ImpRootNode [2023-11-19 03:30:32,497 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:30:32,499 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:30:32,499 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:30:32,499 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:30:32,500 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:31" (3/4) ... [2023-11-19 03:30:32,501 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 03:30:32,520 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-19 03:30:32,520 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated [2023-11-19 03:30:32,564 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:30:32,564 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:30:32,566 INFO L158 Benchmark]: Toolchain (without parser) took 3131.97ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 55.3MB in the beginning and 50.1MB in the end (delta: 5.1MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-11-19 03:30:32,566 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:32,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1545.06ms. Allocated memory is still 83.9MB. Free memory was 55.1MB in the beginning and 49.8MB in the end (delta: 5.2MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-11-19 03:30:32,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.39ms. Allocated memory is still 83.9MB. Free memory was 49.8MB in the beginning and 46.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:30:32,568 INFO L158 Benchmark]: Boogie Preprocessor took 68.83ms. Allocated memory is still 83.9MB. Free memory was 46.6MB in the beginning and 44.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:32,569 INFO L158 Benchmark]: RCFGBuilder took 682.27ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 44.5MB in the beginning and 68.1MB in the end (delta: -23.6MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-19 03:30:32,570 INFO L158 Benchmark]: CodeCheck took 654.37ms. Allocated memory is still 104.9MB. Free memory was 67.5MB in the beginning and 52.2MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:30:32,571 INFO L158 Benchmark]: Witness Printer took 65.78ms. Allocated memory is still 104.9MB. Free memory was 52.2MB in the beginning and 50.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:30:32,575 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 1560]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1570] 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) [L1570] 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] [L1571] CALL CWE191_Integer_Underflow__int_rand_postdec_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE 1 [L1560] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1545.06ms. Allocated memory is still 83.9MB. Free memory was 55.1MB in the beginning and 49.8MB in the end (delta: 5.2MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.39ms. Allocated memory is still 83.9MB. Free memory was 49.8MB in the beginning and 46.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.83ms. Allocated memory is still 83.9MB. Free memory was 46.6MB in the beginning and 44.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 682.27ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 44.5MB in the beginning and 68.1MB in the end (delta: -23.6MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * CodeCheck took 654.37ms. Allocated memory is still 104.9MB. Free memory was 67.5MB in the beginning and 52.2MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 65.78ms. Allocated memory is still 104.9MB. Free memory was 52.2MB in the beginning and 50.1MB 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~post104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 03:30:32,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5625aebf-bfa2-48fb-b0b9-30915e1641aa/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)