./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_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_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/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_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/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_f05201d5-dd7f-4c04-bd8b-59261d09b321/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 be10955d018fcabdfe6e07b5da717126cb1dd6f4baddebb72089fb708ca0e964 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:45,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:45,448 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:06:45,453 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:06:45,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:06:45,490 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:45,493 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:45,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:45,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:45,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:45,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:45,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:45,499 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:06:45,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:45,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:45,503 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:45,503 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:45,504 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:45,504 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:06:45,505 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:06:45,505 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:45,506 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:45,507 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:45,507 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:45,509 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:45,509 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:45,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:45,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:45,510 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:45,511 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:45,512 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:06:45,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:06:45,513 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_f05201d5-dd7f-4c04-bd8b-59261d09b321/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be10955d018fcabdfe6e07b5da717126cb1dd6f4baddebb72089fb708ca0e964 [2024-11-08 22:06:45,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:45,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:45,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:45,848 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:45,849 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:45,850 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i Unable to find full path for "g++" [2024-11-08 22:06:47,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:48,360 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:48,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i [2024-11-08 22:06:48,395 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/data/f50c6d58a/20f307341cd440fa843e7d8a7413ed43/FLAG8edc4b63a [2024-11-08 22:06:48,458 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/data/f50c6d58a/20f307341cd440fa843e7d8a7413ed43 [2024-11-08 22:06:48,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:48,464 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:48,466 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:48,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:48,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:48,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:48" (1/1) ... [2024-11-08 22:06:48,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510a680a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:48, skipping insertion in model container [2024-11-08 22:06:48,477 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:48" (1/1) ... [2024-11-08 22:06:48,560 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:49,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:49,588 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:49,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:49,900 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:49,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49 WrapperNode [2024-11-08 22:06:49,901 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:49,902 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:49,902 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:49,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:49,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49" (1/1) ... [2024-11-08 22:06:49,940 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49" (1/1) ... [2024-11-08 22:06:49,978 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2024-11-08 22:06:49,980 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:49,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:49,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:49,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:49,990 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49" (1/1) ... [2024-11-08 22:06:49,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49" (1/1) ... [2024-11-08 22:06:49,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49" (1/1) ... [2024-11-08 22:06:49,996 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49" (1/1) ... [2024-11-08 22:06:50,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49" (1/1) ... [2024-11-08 22:06:50,006 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49" (1/1) ... [2024-11-08 22:06:50,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49" (1/1) ... [2024-11-08 22:06:50,012 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49" (1/1) ... [2024-11-08 22:06:50,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:50,019 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:50,019 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:50,019 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:50,020 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:49" (1/1) ... [2024-11-08 22:06:50,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:50,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:50,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:50,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:06:50,105 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:06:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:50,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-08 22:06:50,106 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-08 22:06:50,269 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:50,272 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:50,421 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:50,421 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:50,483 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:50,483 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:06:50,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:50 BoogieIcfgContainer [2024-11-08 22:06:50,484 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:50,485 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:50,485 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:50,496 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:50,497 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:50" (1/1) ... [2024-11-08 22:06:50,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:50,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:50,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2024-11-08 22:06:50,570 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2024-11-08 22:06:50,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:06:50,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:50,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:50,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:50,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:50,875 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:06:50,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:06:50 ImpRootNode [2024-11-08 22:06:50,915 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:06:50,916 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:06:50,916 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:06:50,917 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:06:50,917 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:50" (3/4) ... [2024-11-08 22:06:50,921 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:06:50,922 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:06:50,923 INFO L158 Benchmark]: Toolchain (without parser) took 2458.85ms. Allocated memory was 123.7MB in the beginning and 155.2MB in the end (delta: 31.5MB). Free memory was 91.1MB in the beginning and 100.5MB in the end (delta: -9.4MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2024-11-08 22:06:50,924 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:50,927 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1435.55ms. Allocated memory is still 123.7MB. Free memory was 91.1MB in the beginning and 62.2MB in the end (delta: 28.9MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2024-11-08 22:06:50,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.17ms. Allocated memory is still 123.7MB. Free memory was 62.2MB in the beginning and 59.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:50,929 INFO L158 Benchmark]: Boogie Preprocessor took 37.56ms. Allocated memory is still 123.7MB. Free memory was 59.5MB in the beginning and 58.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:50,930 INFO L158 Benchmark]: RCFGBuilder took 465.22ms. Allocated memory was 123.7MB in the beginning and 155.2MB in the end (delta: 31.5MB). Free memory was 58.0MB in the beginning and 116.5MB in the end (delta: -58.5MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2024-11-08 22:06:50,931 INFO L158 Benchmark]: CodeCheck took 430.95ms. Allocated memory is still 155.2MB. Free memory was 116.5MB in the beginning and 101.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:06:50,932 INFO L158 Benchmark]: Witness Printer took 5.96ms. Allocated memory is still 155.2MB. Free memory was 101.0MB in the beginning and 100.5MB in the end (delta: 427.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:50,936 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 3 procedures, 20 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 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: 1567]: 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 1576. 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); [L1576] 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) [L1576] 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] [L1577] CALL CWE191_Integer_Underflow__int_min_predec_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1562] 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] [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() 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] [L1564] COND TRUE staticReturnsTrue() [L1567] --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 0.33ms. Allocated memory is still 123.7MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1435.55ms. Allocated memory is still 123.7MB. Free memory was 91.1MB in the beginning and 62.2MB in the end (delta: 28.9MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.17ms. Allocated memory is still 123.7MB. Free memory was 62.2MB in the beginning and 59.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.56ms. Allocated memory is still 123.7MB. Free memory was 59.5MB in the beginning and 58.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 465.22ms. Allocated memory was 123.7MB in the beginning and 155.2MB in the end (delta: 31.5MB). Free memory was 58.0MB in the beginning and 116.5MB in the end (delta: -58.5MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * CodeCheck took 430.95ms. Allocated memory is still 155.2MB. Free memory was 116.5MB in the beginning and 101.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.96ms. Allocated memory is still 155.2MB. Free memory was 101.0MB in the beginning and 100.5MB in the end (delta: 427.1kB). 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 22:06:50,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/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 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_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/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_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/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_f05201d5-dd7f-4c04-bd8b-59261d09b321/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 be10955d018fcabdfe6e07b5da717126cb1dd6f4baddebb72089fb708ca0e964 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:53,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:53,616 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:06:53,663 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:53,664 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:53,664 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:53,665 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:53,665 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:53,666 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:53,668 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:53,668 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:53,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:53,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:53,669 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:53,669 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:06:53,670 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:06:53,670 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:53,670 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:06:53,671 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:06:53,675 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:06:53,675 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:53,676 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:53,676 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:53,676 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:53,676 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:53,677 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:53,677 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:06:53,677 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:53,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:53,678 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:53,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:53,678 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:53,678 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:06:53,678 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:53,679 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:06:53,680 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_f05201d5-dd7f-4c04-bd8b-59261d09b321/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be10955d018fcabdfe6e07b5da717126cb1dd6f4baddebb72089fb708ca0e964 [2024-11-08 22:06:54,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:54,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:54,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:54,094 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:54,096 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:54,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i Unable to find full path for "g++" [2024-11-08 22:06:56,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:56,522 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:56,522 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i [2024-11-08 22:06:56,557 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/data/10b19e2f8/673ef1bcc5fc48978c20b0c33553a2c5/FLAG7df9e4d0d [2024-11-08 22:06:56,745 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/data/10b19e2f8/673ef1bcc5fc48978c20b0c33553a2c5 [2024-11-08 22:06:56,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:56,751 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:56,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:56,755 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:56,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:56,762 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:56" (1/1) ... [2024-11-08 22:06:56,763 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ef0564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:56, skipping insertion in model container [2024-11-08 22:06:56,764 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:56" (1/1) ... [2024-11-08 22:06:56,855 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:57,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:58,014 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:58,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:58,371 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:58,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58 WrapperNode [2024-11-08 22:06:58,373 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:58,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:58,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:58,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:58,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58" (1/1) ... [2024-11-08 22:06:58,414 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58" (1/1) ... [2024-11-08 22:06:58,440 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-08 22:06:58,441 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:58,441 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:58,442 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:58,442 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:58,453 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58" (1/1) ... [2024-11-08 22:06:58,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58" (1/1) ... [2024-11-08 22:06:58,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58" (1/1) ... [2024-11-08 22:06:58,462 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58" (1/1) ... [2024-11-08 22:06:58,476 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58" (1/1) ... [2024-11-08 22:06:58,482 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58" (1/1) ... [2024-11-08 22:06:58,495 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58" (1/1) ... [2024-11-08 22:06:58,497 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58" (1/1) ... [2024-11-08 22:06:58,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:58,501 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:58,501 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:58,501 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:58,502 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:58" (1/1) ... [2024-11-08 22:06:58,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:58,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:58,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:58,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:06:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:06:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:58,586 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-08 22:06:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-08 22:06:58,755 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:58,758 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:58,939 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:58,941 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:59,006 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:59,007 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:06:59,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:59 BoogieIcfgContainer [2024-11-08 22:06:59,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:59,009 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:59,009 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:59,020 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:59,020 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:59" (1/1) ... [2024-11-08 22:06:59,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:59,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-08 22:06:59,101 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-08 22:06:59,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:06:59,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:59,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:59,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:06:59,110 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:06:59,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:06:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:59,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:59,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:59,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:06:59,503 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:06:59,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:06:59 ImpRootNode [2024-11-08 22:06:59,547 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:06:59,550 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:06:59,550 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:06:59,551 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:06:59,551 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:59" (3/4) ... [2024-11-08 22:06:59,555 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:06:59,556 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:06:59,557 INFO L158 Benchmark]: Toolchain (without parser) took 2806.08ms. Allocated memory was 62.9MB in the beginning and 111.1MB in the end (delta: 48.2MB). Free memory was 31.5MB in the beginning and 71.9MB in the end (delta: -40.4MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2024-11-08 22:06:59,558 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 40.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:59,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1618.78ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 31.3MB in the beginning and 37.9MB in the end (delta: -6.6MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-08 22:06:59,561 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.18ms. Allocated memory is still 83.9MB. Free memory was 37.9MB in the beginning and 34.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:06:59,561 INFO L158 Benchmark]: Boogie Preprocessor took 58.85ms. Allocated memory is still 83.9MB. Free memory was 34.9MB in the beginning and 56.0MB in the end (delta: -21.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:59,562 INFO L158 Benchmark]: RCFGBuilder took 507.31ms. Allocated memory is still 83.9MB. Free memory was 56.0MB in the beginning and 39.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:06:59,564 INFO L158 Benchmark]: CodeCheck took 538.11ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 39.6MB in the beginning and 72.5MB in the end (delta: -32.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:59,564 INFO L158 Benchmark]: Witness Printer took 6.05ms. Allocated memory is still 111.1MB. Free memory was 72.5MB in the beginning and 71.9MB in the end (delta: 611.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:59,569 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 3 procedures, 19 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, 14 NumberOfCodeBlocks, 14 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: 1567]: 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 1576. 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); [L1576] 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) [L1576] 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] [L1577] CALL CWE191_Integer_Underflow__int_min_predec_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1562] 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] [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() 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] [L1564] COND TRUE staticReturnsTrue() [L1567] --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 0.20ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 40.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1618.78ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 31.3MB in the beginning and 37.9MB in the end (delta: -6.6MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.18ms. Allocated memory is still 83.9MB. Free memory was 37.9MB in the beginning and 34.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.85ms. Allocated memory is still 83.9MB. Free memory was 34.9MB in the beginning and 56.0MB in the end (delta: -21.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 507.31ms. Allocated memory is still 83.9MB. Free memory was 56.0MB in the beginning and 39.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 538.11ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 39.6MB in the beginning and 72.5MB in the end (delta: -32.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.05ms. Allocated memory is still 111.1MB. Free memory was 72.5MB in the beginning and 71.9MB in the end (delta: 611.2kB). 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 22:06:59,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05201d5-dd7f-4c04-bd8b-59261d09b321/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