./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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/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_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi --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 [2023-11-24 23:11:30,916 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:31,042 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 23:11:31,051 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:11:31,052 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:11:31,093 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:31,094 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:11:31,094 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:11:31,095 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:31,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:31,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:31,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:11:31,104 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:31,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:31,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:11:31,107 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:31,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:11:31,108 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:11:31,108 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:31,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:11:31,109 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:31,110 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:31,111 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:31,111 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:31,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:31,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:31,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:31,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:31,114 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:11:31,114 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:11:31,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:11:31,115 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:11:31,115 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_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9cacb57b6f73c3a78928b84882b84a361a5d4f2e2caa2bbd501ec84a802a4d0 [2023-11-24 23:11:31,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:31,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:31,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:31,408 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:31,409 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:31,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_67_bad.i [2023-11-24 23:11:34,620 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:35,016 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:35,017 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_67_bad.i [2023-11-24 23:11:35,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/data/325db977f/bca3a97620914290b6550c1646ba6e24/FLAG5cccb27fd [2023-11-24 23:11:35,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/data/325db977f/bca3a97620914290b6550c1646ba6e24 [2023-11-24 23:11:35,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:35,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:35,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:35,194 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:35,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:35,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:35" (1/1) ... [2023-11-24 23:11:35,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51986f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:35, skipping insertion in model container [2023-11-24 23:11:35,203 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:35" (1/1) ... [2023-11-24 23:11:35,270 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:36,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:36,343 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:36,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:36,726 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:36,727 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:36,727 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:36,727 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:36,735 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:36,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36 WrapperNode [2023-11-24 23:11:36,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:36,738 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:36,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:36,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:36,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36" (1/1) ... [2023-11-24 23:11:36,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36" (1/1) ... [2023-11-24 23:11:36,835 INFO L138 Inliner]: procedures = 499, calls = 64, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 53 [2023-11-24 23:11:36,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:36,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:36,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:36,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:36,847 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36" (1/1) ... [2023-11-24 23:11:36,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36" (1/1) ... [2023-11-24 23:11:36,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36" (1/1) ... [2023-11-24 23:11:36,851 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36" (1/1) ... [2023-11-24 23:11:36,866 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36" (1/1) ... [2023-11-24 23:11:36,876 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36" (1/1) ... [2023-11-24 23:11:36,878 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36" (1/1) ... [2023-11-24 23:11:36,888 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36" (1/1) ... [2023-11-24 23:11:36,891 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:36,892 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:36,895 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:36,895 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:36,896 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:36" (1/1) ... [2023-11-24 23:11:36,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:36,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:36,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:36,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:36,983 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:11:36,983 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:11:36,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:36,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:11:36,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:36,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:36,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:36,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:36,986 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:11:36,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:11:36,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:11:37,150 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:37,159 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:37,307 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:37,381 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:37,382 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:11:37,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:37 BoogieIcfgContainer [2023-11-24 23:11:37,384 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:37,384 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:37,385 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:37,401 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:37,403 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:37" (1/1) ... [2023-11-24 23:11:37,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:11:37,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:37,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-24 23:11:37,490 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-24 23:11:37,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:11:37,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:37,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:37,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:37,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:11:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:37,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:11:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:37,841 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:11:37,863 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet100 [2023-11-24 23:11:37,864 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst [2023-11-24 23:11:37,867 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-11-24 23:11:37,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:11:37 ImpRootNode [2023-11-24 23:11:37,871 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:11:37,872 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:11:37,872 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:11:37,872 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:11:37,873 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:37" (3/4) ... [2023-11-24 23:11:37,875 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:11:37,876 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:11:37,877 INFO L158 Benchmark]: Toolchain (without parser) took 2685.34ms. Allocated memory was 146.8MB in the beginning and 203.4MB in the end (delta: 56.6MB). Free memory was 97.1MB in the beginning and 160.6MB in the end (delta: -63.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:37,878 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 146.8MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:37,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1543.72ms. Allocated memory was 146.8MB in the beginning and 203.4MB in the end (delta: 56.6MB). Free memory was 97.1MB in the beginning and 132.9MB in the end (delta: -35.8MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2023-11-24 23:11:37,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.06ms. Allocated memory is still 203.4MB. Free memory was 132.9MB in the beginning and 130.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:37,880 INFO L158 Benchmark]: Boogie Preprocessor took 54.93ms. Allocated memory is still 203.4MB. Free memory was 130.7MB in the beginning and 128.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:37,881 INFO L158 Benchmark]: RCFGBuilder took 491.51ms. Allocated memory is still 203.4MB. Free memory was 128.7MB in the beginning and 114.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:11:37,881 INFO L158 Benchmark]: CodeCheck took 486.90ms. Allocated memory is still 203.4MB. Free memory was 114.0MB in the beginning and 160.6MB in the end (delta: -46.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:37,882 INFO L158 Benchmark]: Witness Printer took 4.56ms. Allocated memory is still 203.4MB. Free memory is still 160.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:37,885 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: 0.4s, 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)=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 0.34ms. Allocated memory is still 146.8MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1543.72ms. Allocated memory was 146.8MB in the beginning and 203.4MB in the end (delta: 56.6MB). Free memory was 97.1MB in the beginning and 132.9MB in the end (delta: -35.8MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.06ms. Allocated memory is still 203.4MB. Free memory was 132.9MB in the beginning and 130.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.93ms. Allocated memory is still 203.4MB. Free memory was 130.7MB in the beginning and 128.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 491.51ms. Allocated memory is still 203.4MB. Free memory was 128.7MB in the beginning and 114.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 486.90ms. Allocated memory is still 203.4MB. Free memory was 114.0MB in the beginning and 160.6MB in the end (delta: -46.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.56ms. Allocated memory is still 203.4MB. Free memory is still 160.6MB. 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 [2023-11-24 23:11:37,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/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_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi --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 [2023-11-24 23:11:40,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:40,657 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-24 23:11:40,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:40,700 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:11:40,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:11:40,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:40,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:40,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:40,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:11:40,705 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:40,705 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:11:40,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:40,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:11:40,707 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:11:40,708 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:11:40,709 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:11:40,709 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:11:40,710 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:40,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:11:40,713 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:40,713 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:40,714 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:40,715 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:40,716 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:40,716 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:40,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:40,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:40,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:40,718 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:40,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:11:40,721 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:11:40,721 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:40,722 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:11:40,722 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:11:40,722 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:40,723 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_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9cacb57b6f73c3a78928b84882b84a361a5d4f2e2caa2bbd501ec84a802a4d0 [2023-11-24 23:11:41,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:41,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:41,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:41,226 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:41,227 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:41,229 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_67_bad.i [2023-11-24 23:11:44,440 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:44,952 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:44,953 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_67_bad.i [2023-11-24 23:11:44,984 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/data/6bbf86669/5dd4471f0b7a4286bb7f58a803b6801c/FLAG7c7d012b3 [2023-11-24 23:11:44,999 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/data/6bbf86669/5dd4471f0b7a4286bb7f58a803b6801c [2023-11-24 23:11:45,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:45,004 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:45,006 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:45,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:45,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:45,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10c43b45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:45, skipping insertion in model container [2023-11-24 23:11:45,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,072 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:46,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:46,182 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:46,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:46,495 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:46,495 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:46,495 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:46,496 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:46,503 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:46,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46 WrapperNode [2023-11-24 23:11:46,504 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:46,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:46,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:46,506 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:46,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46" (1/1) ... [2023-11-24 23:11:46,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46" (1/1) ... [2023-11-24 23:11:46,596 INFO L138 Inliner]: procedures = 504, calls = 64, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 53 [2023-11-24 23:11:46,597 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:46,598 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:46,598 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:46,598 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:46,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46" (1/1) ... [2023-11-24 23:11:46,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46" (1/1) ... [2023-11-24 23:11:46,613 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46" (1/1) ... [2023-11-24 23:11:46,614 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46" (1/1) ... [2023-11-24 23:11:46,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46" (1/1) ... [2023-11-24 23:11:46,626 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46" (1/1) ... [2023-11-24 23:11:46,630 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46" (1/1) ... [2023-11-24 23:11:46,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46" (1/1) ... [2023-11-24 23:11:46,637 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:46,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:46,639 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:46,639 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:46,640 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:46" (1/1) ... [2023-11-24 23:11:46,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:46,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:46,678 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:46,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:11:46,738 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:11:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:11:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:46,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:46,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:11:46,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:46,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:11:46,740 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:11:46,965 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:46,967 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:47,221 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:47,298 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:47,299 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:11:47,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:47 BoogieIcfgContainer [2023-11-24 23:11:47,302 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:47,303 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:47,303 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:47,315 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:47,316 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:47" (1/1) ... [2023-11-24 23:11:47,328 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:11:47,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:47,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-24 23:11:47,420 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-24 23:11:47,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:11:47,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:47,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:47,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:11:47,432 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:11:47,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:11:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:47,723 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:11:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:48,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:11:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:48,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:11:48,276 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:11:48,306 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet98 [2023-11-24 23:11:48,308 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #in~myStruct!structFirst [2023-11-24 23:11:48,310 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression #in~myStruct!structFirst has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-11-24 23:11:48,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:11:48 ImpRootNode [2023-11-24 23:11:48,317 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:11:48,319 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:11:48,320 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:11:48,320 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:11:48,321 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:47" (3/4) ... [2023-11-24 23:11:48,324 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:11:48,325 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:11:48,327 INFO L158 Benchmark]: Toolchain (without parser) took 3322.56ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 59.6MB in the beginning and 74.7MB in the end (delta: -15.1MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:48,328 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:48,329 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1498.77ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 45.0MB in the end (delta: 14.4MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2023-11-24 23:11:48,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.14ms. Allocated memory is still 88.1MB. Free memory was 45.0MB in the beginning and 42.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:11:48,331 INFO L158 Benchmark]: Boogie Preprocessor took 39.88ms. Allocated memory is still 88.1MB. Free memory was 42.0MB in the beginning and 39.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:48,333 INFO L158 Benchmark]: RCFGBuilder took 663.81ms. Allocated memory is still 88.1MB. Free memory was 39.9MB in the beginning and 49.4MB in the end (delta: -9.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-24 23:11:48,334 INFO L158 Benchmark]: CodeCheck took 1014.54ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 49.0MB in the beginning and 75.3MB in the end (delta: -26.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:11:48,335 INFO L158 Benchmark]: Witness Printer took 6.30ms. Allocated memory is still 107.0MB. Free memory was 75.3MB in the beginning and 74.7MB in the end (delta: 589.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:48,348 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: 0.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s 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 0.73ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1498.77ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 45.0MB in the end (delta: 14.4MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.14ms. Allocated memory is still 88.1MB. Free memory was 45.0MB in the beginning and 42.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.88ms. Allocated memory is still 88.1MB. Free memory was 42.0MB in the beginning and 39.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 663.81ms. Allocated memory is still 88.1MB. Free memory was 39.9MB in the beginning and 49.4MB in the end (delta: -9.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * CodeCheck took 1014.54ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 49.0MB in the beginning and 75.3MB in the end (delta: -26.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 6.30ms. Allocated memory is still 107.0MB. Free memory was 75.3MB in the beginning and 74.7MB in the end (delta: 589.8kB). 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 The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:11:48,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1499e71-e153-42ea-ab16-1320126ca9b6/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample