./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_67_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9 --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 b9cacb57b6f73c3a78928b84882b84a361a5d4f2e2caa2bbd501ec84a802a4d0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:48:25,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:48:25,188 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 21:48:25,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:48:25,192 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:48:25,214 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:48:25,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:48:25,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:48:25,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:48:25,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:48:25,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:48:25,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:48:25,218 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:48:25,218 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:48:25,219 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:48:25,219 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:48:25,220 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:48:25,220 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:48:25,221 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:48:25,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:48:25,222 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:48:25,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:48:25,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:48:25,225 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:48:25,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:48:25,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:48:25,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:48:25,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:48:25,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:48:25,228 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:48:25,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:48:25,229 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:48:25,229 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_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9cacb57b6f73c3a78928b84882b84a361a5d4f2e2caa2bbd501ec84a802a4d0 [2023-12-02 21:48:25,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:48:25,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:48:25,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:48:25,480 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:48:25,481 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:48:25,482 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_67_bad.i [2023-12-02 21:48:28,260 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:48:28,562 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:48:28,563 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_67_bad.i [2023-12-02 21:48:28,584 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/data/6c8fe190a/b46ebafa62744072ab2115472a7cfd1e/FLAGbfcf66988 [2023-12-02 21:48:28,597 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/data/6c8fe190a/b46ebafa62744072ab2115472a7cfd1e [2023-12-02 21:48:28,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:48:28,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:48:28,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:48:28,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:48:28,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:48:28,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:48:28" (1/1) ... [2023-12-02 21:48:28,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2066d5a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:28, skipping insertion in model container [2023-12-02 21:48:28,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:48:28" (1/1) ... [2023-12-02 21:48:28,655 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:48:29,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:48:29,363 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:48:29,441 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:48:29,591 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:48:29,591 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:48:29,591 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:48:29,592 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:48:29,598 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:48:29,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29 WrapperNode [2023-12-02 21:48:29,598 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:48:29,599 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:48:29,599 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:48:29,599 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:48:29,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29" (1/1) ... [2023-12-02 21:48:29,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29" (1/1) ... [2023-12-02 21:48:29,653 INFO L138 Inliner]: procedures = 499, calls = 64, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 53 [2023-12-02 21:48:29,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:48:29,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:48:29,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:48:29,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:48:29,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29" (1/1) ... [2023-12-02 21:48:29,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29" (1/1) ... [2023-12-02 21:48:29,665 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29" (1/1) ... [2023-12-02 21:48:29,665 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29" (1/1) ... [2023-12-02 21:48:29,671 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29" (1/1) ... [2023-12-02 21:48:29,672 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29" (1/1) ... [2023-12-02 21:48:29,674 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29" (1/1) ... [2023-12-02 21:48:29,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29" (1/1) ... [2023-12-02 21:48:29,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:48:29,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:48:29,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:48:29,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:48:29,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:29" (1/1) ... [2023-12-02 21:48:29,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:48:29,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:48:29,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:48:29,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:48:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 21:48:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 21:48:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:48:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:48:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:48:29,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:48:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:48:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:48:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 21:48:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:48:29,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:48:29,888 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:48:29,891 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:48:29,994 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:48:30,028 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:48:30,029 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:48:30,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:48:30 BoogieIcfgContainer [2023-12-02 21:48:30,031 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:48:30,032 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:48:30,032 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:48:30,042 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:48:30,042 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:48:30" (1/1) ... [2023-12-02 21:48:30,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:48:30,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:30,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 21:48:30,103 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 21:48:30,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:48:30,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:30,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:48:30,239 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:48:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:48:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:48:30,361 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:48:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:48:30,396 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 21:48:30,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet100 [2023-12-02 21:48:30,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst [2023-12-02 21:48:30,419 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 21:48:30,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:48:30 ImpRootNode [2023-12-02 21:48:30,422 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:48:30,423 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:48:30,423 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:48:30,423 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:48:30,424 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:48:30" (3/4) ... [2023-12-02 21:48:30,426 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:48:30,426 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:48:30,427 INFO L158 Benchmark]: Toolchain (without parser) took 1826.99ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 96.1MB in the beginning and 140.2MB in the end (delta: -44.1MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. [2023-12-02 21:48:30,428 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 138.4MB. Free memory is still 110.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:48:30,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 997.45ms. Allocated memory is still 138.4MB. Free memory was 95.7MB in the beginning and 83.8MB in the end (delta: 11.9MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2023-12-02 21:48:30,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.42ms. Allocated memory is still 138.4MB. Free memory was 83.8MB in the beginning and 80.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:48:30,430 INFO L158 Benchmark]: Boogie Preprocessor took 23.21ms. Allocated memory is still 138.4MB. Free memory was 80.8MB in the beginning and 79.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:48:30,430 INFO L158 Benchmark]: RCFGBuilder took 352.93ms. Allocated memory is still 138.4MB. Free memory was 79.5MB in the beginning and 64.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 21:48:30,431 INFO L158 Benchmark]: CodeCheck took 390.83ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 64.9MB in the beginning and 140.2MB in the end (delta: -75.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:48:30,431 INFO L158 Benchmark]: Witness Printer took 3.32ms. Allocated memory is still 182.5MB. Free memory is still 140.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:48:30,434 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1573]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1565. 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); [L1565] 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) [L1565] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=14, argc=14, argv={13:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] CALL CWE191_Integer_Underflow__int_min_sub_67_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_min_sub_67_structType myStruct; [L1557] data = 0 [L1558] data = (-0x7fffffff - 1) [L1559] myStruct.structFirst = data [L1560] CALL CWE191_Integer_Underflow__int_min_sub_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myStruct={11800:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 138.4MB. Free memory is still 110.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 997.45ms. Allocated memory is still 138.4MB. Free memory was 95.7MB in the beginning and 83.8MB in the end (delta: 11.9MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.42ms. Allocated memory is still 138.4MB. Free memory was 83.8MB in the beginning and 80.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.21ms. Allocated memory is still 138.4MB. Free memory was 80.8MB in the beginning and 79.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 352.93ms. Allocated memory is still 138.4MB. Free memory was 79.5MB in the beginning and 64.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 390.83ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 64.9MB in the beginning and 140.2MB in the end (delta: -75.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.32ms. Allocated memory is still 182.5MB. Free memory is still 140.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet100 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - 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 [2023-12-02 21:48:30,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/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_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9 --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 b9cacb57b6f73c3a78928b84882b84a361a5d4f2e2caa2bbd501ec84a802a4d0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:48:32,379 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:48:32,452 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-02 21:48:32,482 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:48:32,483 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:48:32,483 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:48:32,484 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:48:32,485 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:48:32,485 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:48:32,486 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:48:32,486 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:48:32,487 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:48:32,487 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:48:32,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:48:32,488 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:48:32,489 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:48:32,489 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:48:32,490 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:48:32,490 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:48:32,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:48:32,491 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:48:32,492 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:48:32,492 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:48:32,492 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:48:32,493 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:48:32,493 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:48:32,494 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:48:32,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:48:32,495 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:48:32,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:48:32,496 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:48:32,496 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:48:32,497 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:48:32,497 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:48:32,497 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:48:32,498 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:48:32,498 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_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9cacb57b6f73c3a78928b84882b84a361a5d4f2e2caa2bbd501ec84a802a4d0 [2023-12-02 21:48:32,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:48:32,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:48:32,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:48:32,803 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:48:32,804 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:48:32,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_67_bad.i [2023-12-02 21:48:35,583 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:48:35,927 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:48:35,928 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_67_bad.i [2023-12-02 21:48:35,953 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/data/e9db46bef/c4843acee5974af3973e01bf4e157756/FLAG075e0d9d7 [2023-12-02 21:48:35,967 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/data/e9db46bef/c4843acee5974af3973e01bf4e157756 [2023-12-02 21:48:35,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:48:35,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:48:35,973 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:48:35,973 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:48:35,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:48:35,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:48:35" (1/1) ... [2023-12-02 21:48:35,980 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b222db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:35, skipping insertion in model container [2023-12-02 21:48:35,980 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:48:35" (1/1) ... [2023-12-02 21:48:36,036 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:48:36,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:48:36,815 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:48:36,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:48:37,068 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:48:37,068 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:48:37,068 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:48:37,068 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:48:37,076 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:48:37,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37 WrapperNode [2023-12-02 21:48:37,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:48:37,078 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:48:37,078 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:48:37,078 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:48:37,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,138 INFO L138 Inliner]: procedures = 504, calls = 64, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 53 [2023-12-02 21:48:37,139 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:48:37,140 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:48:37,140 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:48:37,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:48:37,148 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,153 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,165 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,167 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:48:37,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:48:37,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:48:37,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:48:37,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:48:37,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:48:37,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:48:37,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:48:37,257 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 21:48:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 21:48:37,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:48:37,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:48:37,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:48:37,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:48:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:48:37,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:48:37,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:48:37,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:48:37,259 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 21:48:37,420 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:48:37,423 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:48:37,576 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:48:37,628 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:48:37,628 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:48:37,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:48:37 BoogieIcfgContainer [2023-12-02 21:48:37,630 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:48:37,631 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:48:37,631 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:48:37,641 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:48:37,641 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:48:37" (1/1) ... [2023-12-02 21:48:37,650 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:48:37,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:37,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 21:48:37,704 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 21:48:37,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:48:37,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:37,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:48:37,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:48:37,711 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:48:37,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:48:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:48:37,923 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:48:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:48:38,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:48:38,201 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:48:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:48:38,357 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 21:48:38,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:48:38,359 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 21:48:38,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet98 [2023-12-02 21:48:38,382 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst [2023-12-02 21:48:38,384 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-02 21:48:38,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:48:38 ImpRootNode [2023-12-02 21:48:38,389 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:48:38,389 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:48:38,389 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:48:38,389 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:48:38,390 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:48:37" (3/4) ... [2023-12-02 21:48:38,392 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:48:38,393 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:48:38,394 INFO L158 Benchmark]: Toolchain (without parser) took 2422.36ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 65.3MB in the beginning and 72.8MB in the end (delta: -7.5MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2023-12-02 21:48:38,394 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:48:38,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1104.59ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 65.3MB in the beginning and 78.2MB in the end (delta: -12.9MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-12-02 21:48:38,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.06ms. Allocated memory is still 121.6MB. Free memory was 78.2MB in the beginning and 74.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:48:38,396 INFO L158 Benchmark]: Boogie Preprocessor took 38.43ms. Allocated memory is still 121.6MB. Free memory was 74.9MB in the beginning and 72.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:48:38,397 INFO L158 Benchmark]: RCFGBuilder took 451.36ms. Allocated memory is still 121.6MB. Free memory was 72.9MB in the beginning and 92.4MB in the end (delta: -19.6MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-12-02 21:48:38,398 INFO L158 Benchmark]: CodeCheck took 757.82ms. Allocated memory is still 121.6MB. Free memory was 92.4MB in the beginning and 73.5MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 21:48:38,398 INFO L158 Benchmark]: Witness Printer took 3.89ms. Allocated memory is still 121.6MB. Free memory was 73.5MB in the beginning and 72.8MB in the end (delta: 741.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:48:38,402 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1573]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1565. 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); [L1565] 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) [L1565] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] CALL CWE191_Integer_Underflow__int_min_sub_67_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_min_sub_67_structType myStruct; [L1557] data = 0 [L1558] data = (-0x7fffffff - 1) [L1559] myStruct.structFirst = data [L1560] CALL CWE191_Integer_Underflow__int_min_sub_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myStruct={11:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1104.59ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 65.3MB in the beginning and 78.2MB in the end (delta: -12.9MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.06ms. Allocated memory is still 121.6MB. Free memory was 78.2MB in the beginning and 74.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.43ms. Allocated memory is still 121.6MB. Free memory was 74.9MB in the beginning and 72.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 451.36ms. Allocated memory is still 121.6MB. Free memory was 72.9MB in the beginning and 92.4MB in the end (delta: -19.6MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 757.82ms. Allocated memory is still 121.6MB. Free memory was 92.4MB in the beginning and 73.5MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.89ms. Allocated memory is still 121.6MB. Free memory was 73.5MB in the beginning and 72.8MB in the end (delta: 741.3kB). 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: unknown boogie variable #t~nondet98 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression - 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 [2023-12-02 21:48:38,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6681f5-d582-4fb9-a8aa-09b3326edefa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample