./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_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_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/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_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/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_0cd919cb-a147-4f91-927f-9845a87e8fa3/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 f97c92bbd812e775ed1c8337dfc0eee1f57507c1be0b48de9485297f8b263c65 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:44:19,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:44:19,371 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 03:44:19,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:44:19,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:44:19,394 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:44:19,395 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:44:19,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:44:19,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:44:19,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:44:19,398 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:44:19,398 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:44:19,399 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:44:19,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:44:19,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:44:19,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:44:19,401 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:44:19,401 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:44:19,402 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:44:19,402 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:44:19,403 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:44:19,405 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:44:19,405 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:44:19,406 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:44:19,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:44:19,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:44:19,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:44:19,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:44:19,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:44:19,408 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:44:19,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:44:19,409 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:44:19,409 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_0cd919cb-a147-4f91-927f-9845a87e8fa3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f97c92bbd812e775ed1c8337dfc0eee1f57507c1be0b48de9485297f8b263c65 [2023-12-03 03:44:19,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:44:19,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:44:19,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:44:19,628 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:44:19,629 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:44:19,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_67_bad.i [2023-12-03 03:44:22,386 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:44:22,671 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:44:22,672 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_67_bad.i [2023-12-03 03:44:22,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/data/ed35cf159/9c266fe745e746e8a9f6c2d6d74b823e/FLAG8f3e56354 [2023-12-03 03:44:22,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/data/ed35cf159/9c266fe745e746e8a9f6c2d6d74b823e [2023-12-03 03:44:22,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:44:22,709 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:44:22,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:44:22,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:44:22,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:44:22,716 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:44:22" (1/1) ... [2023-12-03 03:44:22,717 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4988652e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:22, skipping insertion in model container [2023-12-03 03:44:22,717 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:44:22" (1/1) ... [2023-12-03 03:44:22,766 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:44:23,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:44:23,502 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:44:23,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:44:23,763 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:23,763 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:23,764 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:23,764 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:23,772 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:44:23,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23 WrapperNode [2023-12-03 03:44:23,772 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:44:23,773 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:44:23,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:44:23,774 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:44:23,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23" (1/1) ... [2023-12-03 03:44:23,808 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23" (1/1) ... [2023-12-03 03:44:23,832 INFO L138 Inliner]: procedures = 499, calls = 64, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 56 [2023-12-03 03:44:23,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:44:23,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:44:23,834 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:44:23,834 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:44:23,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23" (1/1) ... [2023-12-03 03:44:23,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23" (1/1) ... [2023-12-03 03:44:23,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23" (1/1) ... [2023-12-03 03:44:23,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23" (1/1) ... [2023-12-03 03:44:23,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23" (1/1) ... [2023-12-03 03:44:23,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23" (1/1) ... [2023-12-03 03:44:23,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23" (1/1) ... [2023-12-03 03:44:23,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23" (1/1) ... [2023-12-03 03:44:23,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:44:23,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:44:23,864 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:44:23,864 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:44:23,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:23" (1/1) ... [2023-12-03 03:44:23,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:44:23,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:44:23,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:44:23,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:44:23,930 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:44:23,930 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:44:23,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:44:23,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:44:23,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:44:23,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:44:23,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:44:23,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:44:23,931 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:44:23,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:44:23,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:44:24,064 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:44:24,066 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:44:24,173 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:44:24,210 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:44:24,210 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:44:24,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:44:24 BoogieIcfgContainer [2023-12-03 03:44:24,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:44:24,213 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:44:24,213 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:44:24,223 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:44:24,223 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:44:24" (1/1) ... [2023-12-03 03:44:24,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:44:24,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:44:24,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 03:44:24,288 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 03:44:24,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:44:24,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:44:24,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:44:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:44:24,432 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:44:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:44:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:44:24,547 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:44:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:44:24,581 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 03:44:24,603 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet100 [2023-12-03 03:44:24,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post103 could not be translated [2023-12-03 03:44:24,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst [2023-12-03 03:44:24,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-03 03:44:24,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:44:24 ImpRootNode [2023-12-03 03:44:24,611 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:44:24,612 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:44:24,612 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:44:24,612 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:44:24,613 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:44:24" (3/4) ... [2023-12-03 03:44:24,615 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:44:24,616 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:44:24,617 INFO L158 Benchmark]: Toolchain (without parser) took 1907.64ms. Allocated memory was 144.7MB in the beginning and 195.0MB in the end (delta: 50.3MB). Free memory was 99.5MB in the beginning and 155.7MB in the end (delta: -56.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:44:24,618 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:44:24,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1061.77ms. Allocated memory is still 144.7MB. Free memory was 99.1MB in the beginning and 88.5MB in the end (delta: 10.6MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2023-12-03 03:44:24,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.61ms. Allocated memory is still 144.7MB. Free memory was 88.5MB in the beginning and 85.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:44:24,620 INFO L158 Benchmark]: Boogie Preprocessor took 30.01ms. Allocated memory is still 144.7MB. Free memory was 85.6MB in the beginning and 83.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:44:24,620 INFO L158 Benchmark]: RCFGBuilder took 348.09ms. Allocated memory is still 144.7MB. Free memory was 83.5MB in the beginning and 68.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 03:44:24,621 INFO L158 Benchmark]: CodeCheck took 398.39ms. Allocated memory was 144.7MB in the beginning and 195.0MB in the end (delta: 50.3MB). Free memory was 68.8MB in the beginning and 155.7MB in the end (delta: -86.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:44:24,622 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 195.0MB. Free memory is still 155.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:44:24,625 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)=16, argc=16, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] CALL CWE191_Integer_Underflow__int_min_postdec_67_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_min_postdec_67_structType myStruct; [L1557] data = 0 [L1558] data = (-0x7fffffff - 1) [L1559] myStruct.structFirst = data [L1560] CALL CWE191_Integer_Underflow__int_min_postdec_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] 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, myStruct={8858:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1061.77ms. Allocated memory is still 144.7MB. Free memory was 99.1MB in the beginning and 88.5MB in the end (delta: 10.6MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.61ms. Allocated memory is still 144.7MB. Free memory was 88.5MB in the beginning and 85.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.01ms. Allocated memory is still 144.7MB. Free memory was 85.6MB in the beginning and 83.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 348.09ms. Allocated memory is still 144.7MB. Free memory was 83.5MB in the beginning and 68.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 398.39ms. Allocated memory was 144.7MB in the beginning and 195.0MB in the end (delta: 50.3MB). Free memory was 68.8MB in the beginning and 155.7MB in the end (delta: -86.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 195.0MB. Free memory is still 155.7MB. 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: IdentifierExpression #t~post103 could not be translated - 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 [2023-12-03 03:44:24,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/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_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/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_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/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_0cd919cb-a147-4f91-927f-9845a87e8fa3/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 f97c92bbd812e775ed1c8337dfc0eee1f57507c1be0b48de9485297f8b263c65 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:44:26,585 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:44:26,659 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 03:44:26,690 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:44:26,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:44:26,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:44:26,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:44:26,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:44:26,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:44:26,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:44:26,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:44:26,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:44:26,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:44:26,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:44:26,697 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:44:26,697 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:44:26,698 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:44:26,698 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:44:26,699 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:44:26,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:44:26,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:44:26,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:44:26,701 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:44:26,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:44:26,701 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:44:26,702 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:44:26,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:44:26,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:44:26,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:44:26,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:44:26,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:44:26,704 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:44:26,704 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:44:26,705 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:44:26,705 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:44:26,705 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:44:26,705 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_0cd919cb-a147-4f91-927f-9845a87e8fa3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f97c92bbd812e775ed1c8337dfc0eee1f57507c1be0b48de9485297f8b263c65 [2023-12-03 03:44:26,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:44:27,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:44:27,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:44:27,013 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:44:27,014 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:44:27,015 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_67_bad.i [2023-12-03 03:44:29,777 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:44:30,094 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:44:30,095 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_67_bad.i [2023-12-03 03:44:30,118 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/data/3f50afbd8/c4a5d2c40ca04051bc5084bb50438478/FLAG832b93c17 [2023-12-03 03:44:30,133 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/data/3f50afbd8/c4a5d2c40ca04051bc5084bb50438478 [2023-12-03 03:44:30,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:44:30,138 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:44:30,139 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:44:30,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:44:30,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:44:30,145 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:44:30" (1/1) ... [2023-12-03 03:44:30,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b77ecf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:30, skipping insertion in model container [2023-12-03 03:44:30,146 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:44:30" (1/1) ... [2023-12-03 03:44:30,205 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:44:31,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:44:31,050 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:44:31,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:44:31,277 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:31,278 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:31,278 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:31,278 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:44:31,286 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:44:31,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31 WrapperNode [2023-12-03 03:44:31,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:44:31,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:44:31,288 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:44:31,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:44:31,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,321 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,345 INFO L138 Inliner]: procedures = 504, calls = 64, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 56 [2023-12-03 03:44:31,346 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:44:31,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:44:31,347 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:44:31,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:44:31,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,361 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,375 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,385 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:44:31,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:44:31,386 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:44:31,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:44:31,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:44:31,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:44:31,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:44:31,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:44:31,456 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:44:31,457 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:44:31,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:44:31,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:44:31,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:44:31,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:44:31,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:44:31,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:44:31,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:44:31,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:44:31,458 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:44:31,616 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:44:31,618 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:44:31,777 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:44:31,820 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:44:31,820 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:44:31,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:44:31 BoogieIcfgContainer [2023-12-03 03:44:31,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:44:31,829 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:44:31,829 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:44:31,839 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:44:31,839 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:44:31" (1/1) ... [2023-12-03 03:44:31,849 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:44:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:44:31,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 03:44:31,905 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 03:44:31,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:44:31,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:44:31,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:44:31,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:44:31,911 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:44:31,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:44:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:44:32,124 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:44:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:44:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:44:32,342 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:44:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:44:32,480 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 03:44:32,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:44:32,487 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 03:44:32,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet98 [2023-12-03 03:44:32,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst [2023-12-03 03:44:32,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-12-03 03:44:32,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post101 could not be translated [2023-12-03 03:44:32,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:44:32 ImpRootNode [2023-12-03 03:44:32,519 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:44:32,520 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:44:32,520 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:44:32,520 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:44:32,521 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:44:31" (3/4) ... [2023-12-03 03:44:32,523 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:44:32,524 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:44:32,525 INFO L158 Benchmark]: Toolchain (without parser) took 2386.95ms. Allocated memory is still 102.8MB. Free memory was 74.7MB in the beginning and 54.6MB in the end (delta: 20.0MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-12-03 03:44:32,525 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:44:32,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1148.09ms. Allocated memory is still 102.8MB. Free memory was 74.7MB in the beginning and 64.4MB in the end (delta: 10.3MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-12-03 03:44:32,526 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.13ms. Allocated memory is still 102.8MB. Free memory was 64.4MB in the beginning and 61.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:44:32,527 INFO L158 Benchmark]: Boogie Preprocessor took 39.04ms. Allocated memory is still 102.8MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:44:32,527 INFO L158 Benchmark]: RCFGBuilder took 435.76ms. Allocated memory is still 102.8MB. Free memory was 59.3MB in the beginning and 42.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 03:44:32,528 INFO L158 Benchmark]: CodeCheck took 690.43ms. Allocated memory is still 102.8MB. Free memory was 74.0MB in the beginning and 55.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 03:44:32,529 INFO L158 Benchmark]: Witness Printer took 3.88ms. Allocated memory is still 102.8MB. Free memory was 54.6MB in the beginning and 54.6MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:44:32,532 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: 0.6s, 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, 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_postdec_67_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_min_postdec_67_structType myStruct; [L1557] data = 0 [L1558] data = (-0x7fffffff - 1) [L1559] myStruct.structFirst = data [L1560] CALL CWE191_Integer_Underflow__int_min_postdec_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] 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, myStruct={5:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1148.09ms. Allocated memory is still 102.8MB. Free memory was 74.7MB in the beginning and 64.4MB in the end (delta: 10.3MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.13ms. Allocated memory is still 102.8MB. Free memory was 64.4MB in the beginning and 61.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.04ms. Allocated memory is still 102.8MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 435.76ms. Allocated memory is still 102.8MB. Free memory was 59.3MB in the beginning and 42.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 690.43ms. Allocated memory is still 102.8MB. Free memory was 74.0MB in the beginning and 55.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 3.88ms. Allocated memory is still 102.8MB. Free memory was 54.6MB in the beginning and 54.6MB in the end (delta: 2.6kB). 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~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 Unfinished Backtranslation: IdentifierExpression #t~post101 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 [2023-12-03 03:44:32,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd919cb-a147-4f91-927f-9845a87e8fa3/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