./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_42_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_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/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_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/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_84e7cc41-879d-483e-b09b-6e2b3c30a03a/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 aa53564f12b387cfb5af70178973798301ce85fb4673e55a1be906488e35ef0c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:33,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:33,280 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:58:33,286 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:58:33,287 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:58:33,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:33,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:58:33,316 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:58:33,318 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:33,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:33,319 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:33,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:58:33,321 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:33,321 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:33,322 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:58:33,323 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:33,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:58:33,324 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:58:33,325 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:58:33,326 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:58:33,326 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:33,327 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:33,328 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:33,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:33,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:33,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:33,331 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:33,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:33,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:58:33,332 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:58:33,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:58:33,333 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:58:33,334 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_84e7cc41-879d-483e-b09b-6e2b3c30a03a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa53564f12b387cfb5af70178973798301ce85fb4673e55a1be906488e35ef0c [2023-11-19 03:58:33,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:33,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:33,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:33,695 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:33,696 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:33,698 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_42_bad.i [2023-11-19 03:58:37,028 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:58:37,439 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:58:37,440 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_42_bad.i [2023-11-19 03:58:37,468 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL/data/c246a33a9/aa406124674b435bb77ab4f49a416cdf/FLAG2c30f6666 [2023-11-19 03:58:37,489 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL/data/c246a33a9/aa406124674b435bb77ab4f49a416cdf [2023-11-19 03:58:37,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:58:37,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:58:37,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:37,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:58:37,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:58:37,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:37" (1/1) ... [2023-11-19 03:58:37,518 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3945548e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:37, skipping insertion in model container [2023-11-19 03:58:37,519 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:37" (1/1) ... [2023-11-19 03:58:37,613 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:37,998 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:58:38,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:38,655 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:58:38,692 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:58:38,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:38,972 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:58:38,972 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:58:38,972 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:58:38,972 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:58:38,973 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:58:38,982 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:58:38,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38 WrapperNode [2023-11-19 03:58:38,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:38,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:38,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:58:38,985 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:58:38,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38" (1/1) ... [2023-11-19 03:58:39,027 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38" (1/1) ... [2023-11-19 03:58:39,065 INFO L138 Inliner]: procedures = 500, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2023-11-19 03:58:39,066 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:39,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:58:39,068 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:58:39,068 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:58:39,079 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38" (1/1) ... [2023-11-19 03:58:39,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38" (1/1) ... [2023-11-19 03:58:39,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38" (1/1) ... [2023-11-19 03:58:39,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38" (1/1) ... [2023-11-19 03:58:39,090 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38" (1/1) ... [2023-11-19 03:58:39,093 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38" (1/1) ... [2023-11-19 03:58:39,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38" (1/1) ... [2023-11-19 03:58:39,097 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38" (1/1) ... [2023-11-19 03:58:39,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:58:39,102 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:58:39,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:58:39,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:58:39,104 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:38" (1/1) ... [2023-11-19 03:58:39,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:39,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:58:39,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:58:39,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:58:39,223 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:58:39,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:58:39,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:58:39,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:58:39,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:58:39,225 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:58:39,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:58:39,421 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:58:39,424 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:58:39,555 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:58:39,607 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:58:39,607 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:58:39,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:39 BoogieIcfgContainer [2023-11-19 03:58:39,613 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:58:39,614 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:58:39,614 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:58:39,627 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:58:39,627 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:39" (1/1) ... [2023-11-19 03:58:39,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:58:39,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:39,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 03:58:39,714 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 03:58:39,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:58:39,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:39,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:58:39,920 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:58:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:58:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:58:40,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:58:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:58:40,115 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:58:40,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:58:40 ImpRootNode [2023-11-19 03:58:40,162 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:58:40,165 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:58:40,165 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:58:40,168 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:58:40,169 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:39" (3/4) ... [2023-11-19 03:58:40,170 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 03:58:40,251 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:58:40,251 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:58:40,252 INFO L158 Benchmark]: Toolchain (without parser) took 2749.63ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 95.5MB in the beginning and 86.4MB in the end (delta: 9.1MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2023-11-19 03:58:40,253 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 138.4MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:58:40,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1477.35ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 95.1MB in the beginning and 121.9MB in the end (delta: -26.8MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2023-11-19 03:58:40,254 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.70ms. Allocated memory is still 172.0MB. Free memory was 121.9MB in the beginning and 118.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:58:40,255 INFO L158 Benchmark]: Boogie Preprocessor took 33.12ms. Allocated memory is still 172.0MB. Free memory was 118.8MB in the beginning and 117.8MB in the end (delta: 959.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:58:40,255 INFO L158 Benchmark]: RCFGBuilder took 511.43ms. Allocated memory is still 172.0MB. Free memory was 117.8MB in the beginning and 104.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:58:40,256 INFO L158 Benchmark]: CodeCheck took 548.50ms. Allocated memory is still 172.0MB. Free memory was 104.1MB in the beginning and 88.3MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:58:40,257 INFO L158 Benchmark]: Witness Printer took 87.00ms. Allocated memory is still 172.0MB. Free memory was 88.3MB in the beginning and 86.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:58:40,265 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: 0.5s, 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_multiply_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] data = (-0x7fffffff - 1) [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1558] COND TRUE data < 0 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] [L1560] data * 2 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 0.40ms. Allocated memory is still 138.4MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1477.35ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 95.1MB in the beginning and 121.9MB in the end (delta: -26.8MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.70ms. Allocated memory is still 172.0MB. Free memory was 121.9MB in the beginning and 118.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.12ms. Allocated memory is still 172.0MB. Free memory was 118.8MB in the beginning and 117.8MB in the end (delta: 959.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 511.43ms. Allocated memory is still 172.0MB. Free memory was 117.8MB in the beginning and 104.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 548.50ms. Allocated memory is still 172.0MB. Free memory was 104.1MB in the beginning and 88.3MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 87.00ms. Allocated memory is still 172.0MB. Free memory was 88.3MB in the beginning and 86.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 03:58:40,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84e7cc41-879d-483e-b09b-6e2b3c30a03a/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)