./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_10_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk --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 85ca0f4bcc10446b19dea48451e98cb76c3f04cb94318c6aade954f5c0772896 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:28:24,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:28:24,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:28:24,926 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:28:24,927 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:28:24,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:28:24,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:28:24,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:28:24,976 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:28:24,977 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:28:24,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:28:24,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:28:24,978 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:28:24,979 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:28:24,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:28:24,979 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:28:24,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:28:24,980 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:28:24,981 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:28:24,981 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:28:24,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:28:24,983 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:28:24,983 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:28:24,987 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:28:24,988 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:28:24,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:28:24,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:24,989 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:28:24,989 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:28:24,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:28:24,990 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:28:24,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:28:24,991 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_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85ca0f4bcc10446b19dea48451e98cb76c3f04cb94318c6aade954f5c0772896 [2024-11-08 19:28:25,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:28:25,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:28:25,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:28:25,393 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:28:25,394 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:28:25,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_10_bad.i Unable to find full path for "g++" [2024-11-08 19:28:27,525 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:28:27,952 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:28:27,954 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_10_bad.i [2024-11-08 19:28:27,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/data/c8b59c816/bed7b4607c5541ce9f8ad13c870aac5b/FLAG2ad029194 [2024-11-08 19:28:28,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/data/c8b59c816/bed7b4607c5541ce9f8ad13c870aac5b [2024-11-08 19:28:28,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:28:28,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:28:28,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:28,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:28:28,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:28:28,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:28" (1/1) ... [2024-11-08 19:28:28,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44bf11dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:28, skipping insertion in model container [2024-11-08 19:28:28,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:28" (1/1) ... [2024-11-08 19:28:28,197 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:28:29,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:29,524 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:28:29,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:29,858 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:28:29,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29 WrapperNode [2024-11-08 19:28:29,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:29,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:29,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:28:29,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:28:29,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29" (1/1) ... [2024-11-08 19:28:29,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29" (1/1) ... [2024-11-08 19:28:29,921 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 19:28:29,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:29,922 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:28:29,923 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:28:29,923 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:28:29,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29" (1/1) ... [2024-11-08 19:28:29,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29" (1/1) ... [2024-11-08 19:28:29,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29" (1/1) ... [2024-11-08 19:28:29,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29" (1/1) ... [2024-11-08 19:28:29,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29" (1/1) ... [2024-11-08 19:28:29,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29" (1/1) ... [2024-11-08 19:28:29,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29" (1/1) ... [2024-11-08 19:28:29,947 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29" (1/1) ... [2024-11-08 19:28:29,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:28:29,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:28:29,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:28:29,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:28:29,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:29" (1/1) ... [2024-11-08 19:28:29,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:29,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:28:29,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:28:30,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:28:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:28:30,077 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:28:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:28:30,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:28:30,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:28:30,242 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:28:30,246 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:28:30,360 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 19:28:30,361 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:28:30,417 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:28:30,417 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:28:30,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:30 BoogieIcfgContainer [2024-11-08 19:28:30,418 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:28:30,419 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:28:30,419 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:28:30,431 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:28:30,432 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:30" (1/1) ... [2024-11-08 19:28:30,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:28:30,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:30,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 19:28:30,505 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 19:28:30,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:28:30,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:30,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:30,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:28:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:30,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:30,759 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:28:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:30,803 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:28:30,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:28:30 ImpRootNode [2024-11-08 19:28:30,833 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:28:30,834 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:28:30,834 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:28:30,835 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:28:30,835 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:30" (3/4) ... [2024-11-08 19:28:30,839 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:28:30,841 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:28:30,842 INFO L158 Benchmark]: Toolchain (without parser) took 2742.11ms. Allocated memory is still 182.5MB. Free memory was 146.3MB in the beginning and 123.6MB in the end (delta: 22.8MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2024-11-08 19:28:30,842 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 182.5MB. Free memory is still 158.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:30,843 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1757.95ms. Allocated memory is still 182.5MB. Free memory was 146.3MB in the beginning and 80.9MB in the end (delta: 65.4MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-08 19:28:30,844 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.19ms. Allocated memory is still 182.5MB. Free memory was 80.9MB in the beginning and 78.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:28:30,845 INFO L158 Benchmark]: Boogie Preprocessor took 27.44ms. Allocated memory is still 182.5MB. Free memory was 78.1MB in the beginning and 76.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:30,846 INFO L158 Benchmark]: RCFGBuilder took 467.82ms. Allocated memory is still 182.5MB. Free memory was 76.8MB in the beginning and 138.3MB in the end (delta: -61.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2024-11-08 19:28:30,847 INFO L158 Benchmark]: CodeCheck took 414.22ms. Allocated memory is still 182.5MB. Free memory was 138.3MB in the beginning and 123.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:28:30,847 INFO L158 Benchmark]: Witness Printer took 6.84ms. Allocated memory is still 182.5MB. Free memory is still 123.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:30,851 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: 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 1568. 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET 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] [L1569] CALL CWE191_Integer_Underflow__int_min_postdec_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1554] data = (-0x7fffffff - 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] [L1556] COND TRUE \read(globalTrue) [L1559] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 182.5MB. Free memory is still 158.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1757.95ms. Allocated memory is still 182.5MB. Free memory was 146.3MB in the beginning and 80.9MB in the end (delta: 65.4MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.19ms. Allocated memory is still 182.5MB. Free memory was 80.9MB in the beginning and 78.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.44ms. Allocated memory is still 182.5MB. Free memory was 78.1MB in the beginning and 76.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 467.82ms. Allocated memory is still 182.5MB. Free memory was 76.8MB in the beginning and 138.3MB in the end (delta: -61.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * CodeCheck took 414.22ms. Allocated memory is still 182.5MB. Free memory was 138.3MB in the beginning and 123.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 6.84ms. Allocated memory is still 182.5MB. Free memory is still 123.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:28:30,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/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_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk --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 85ca0f4bcc10446b19dea48451e98cb76c3f04cb94318c6aade954f5c0772896 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:28:33,674 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:28:33,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:28:33,839 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:28:33,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:28:33,840 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:28:33,841 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:28:33,842 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:28:33,842 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:28:33,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:28:33,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:28:33,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:28:33,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:28:33,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:28:33,845 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:28:33,846 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:28:33,846 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:28:33,847 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:28:33,847 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:28:33,848 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:28:33,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:28:33,853 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:28:33,853 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:28:33,853 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:28:33,854 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:28:33,854 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:33,854 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:28:33,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:28:33,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:33,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:28:33,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:28:33,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:28:33,860 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:28:33,861 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:33,861 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:28:33,861 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_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85ca0f4bcc10446b19dea48451e98cb76c3f04cb94318c6aade954f5c0772896 [2024-11-08 19:28:34,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:28:34,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:28:34,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:28:34,384 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:28:34,385 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:28:34,388 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_10_bad.i Unable to find full path for "g++" [2024-11-08 19:28:36,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:28:37,200 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:28:37,201 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_10_bad.i [2024-11-08 19:28:37,232 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/data/f8026f1c6/571d7282d11042969d1ac713964bcfd4/FLAG01339c462 [2024-11-08 19:28:37,250 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/data/f8026f1c6/571d7282d11042969d1ac713964bcfd4 [2024-11-08 19:28:37,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:28:37,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:28:37,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:37,257 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:28:37,264 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:28:37,265 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:37" (1/1) ... [2024-11-08 19:28:37,266 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@773f695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:37, skipping insertion in model container [2024-11-08 19:28:37,267 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:37" (1/1) ... [2024-11-08 19:28:37,365 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:28:38,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:38,861 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:28:38,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:39,214 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:28:39,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39 WrapperNode [2024-11-08 19:28:39,216 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:39,218 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:39,218 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:28:39,218 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:28:39,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:39,279 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:39,320 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 19:28:39,321 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:39,322 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:28:39,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:28:39,323 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:28:39,335 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:39,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:39,344 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:39,344 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:39,361 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:39,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:39,373 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:39,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:39,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:28:39,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:28:39,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:28:39,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:28:39,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:39,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:39,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:28:39,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:28:39,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:28:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:28:39,470 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:28:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:28:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:28:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:28:39,679 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:28:39,685 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:28:39,893 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 19:28:39,895 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:28:39,991 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:28:39,991 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:28:39,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:39 BoogieIcfgContainer [2024-11-08 19:28:39,992 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:28:39,993 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:28:39,994 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:28:40,006 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:28:40,007 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:39" (1/1) ... [2024-11-08 19:28:40,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:28:40,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:40,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 19:28:40,091 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 19:28:40,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:28:40,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:40,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:40,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:28:40,101 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:28:40,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:28:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:40,308 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:28:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:40,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:28:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:40,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:28:40,497 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:28:40,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:28:40 ImpRootNode [2024-11-08 19:28:40,527 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:28:40,528 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:28:40,528 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:28:40,531 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:28:40,531 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:39" (3/4) ... [2024-11-08 19:28:40,535 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:28:40,536 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:28:40,538 INFO L158 Benchmark]: Toolchain (without parser) took 3282.52ms. Allocated memory was 81.8MB in the beginning and 125.8MB in the end (delta: 44.0MB). Free memory was 54.1MB in the beginning and 71.4MB in the end (delta: -17.3MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-11-08 19:28:40,538 INFO L158 Benchmark]: CDTParser took 2.39ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 57.4MB in the end (delta: 143.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:28:40,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1960.20ms. Allocated memory was 81.8MB in the beginning and 125.8MB in the end (delta: 44.0MB). Free memory was 54.1MB in the beginning and 72.5MB in the end (delta: -18.4MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2024-11-08 19:28:40,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.41ms. Allocated memory is still 125.8MB. Free memory was 72.5MB in the beginning and 69.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:28:40,542 INFO L158 Benchmark]: Boogie Preprocessor took 64.04ms. Allocated memory is still 125.8MB. Free memory was 69.5MB in the beginning and 67.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:28:40,543 INFO L158 Benchmark]: RCFGBuilder took 604.69ms. Allocated memory is still 125.8MB. Free memory was 67.4MB in the beginning and 85.4MB in the end (delta: -18.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-11-08 19:28:40,544 INFO L158 Benchmark]: CodeCheck took 534.45ms. Allocated memory is still 125.8MB. Free memory was 85.4MB in the beginning and 71.4MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:28:40,544 INFO L158 Benchmark]: Witness Printer took 8.94ms. Allocated memory is still 125.8MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:40,550 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: 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 1568. 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET 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] [L1569] CALL CWE191_Integer_Underflow__int_min_postdec_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1554] data = (-0x7fffffff - 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] [L1556] COND TRUE \read(globalTrue) [L1559] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.39ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 57.4MB in the end (delta: 143.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1960.20ms. Allocated memory was 81.8MB in the beginning and 125.8MB in the end (delta: 44.0MB). Free memory was 54.1MB in the beginning and 72.5MB in the end (delta: -18.4MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.41ms. Allocated memory is still 125.8MB. Free memory was 72.5MB in the beginning and 69.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.04ms. Allocated memory is still 125.8MB. Free memory was 69.5MB in the beginning and 67.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 604.69ms. Allocated memory is still 125.8MB. Free memory was 67.4MB in the beginning and 85.4MB in the end (delta: -18.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * CodeCheck took 534.45ms. Allocated memory is still 125.8MB. Free memory was 85.4MB in the beginning and 71.4MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.94ms. Allocated memory is still 125.8MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:28:40,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_853e127d-47e4-4fb5-b04f-27a770777df3/bin/ukojak-verify-ImItNfHLgk/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