./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_05_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm --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 31de659d6df42b7acb6e118551856187f6aad305952860815f1d1aa69a4f8d16 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:50:30,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:50:31,047 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:50:31,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:50:31,059 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:50:31,093 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:50:31,093 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:50:31,094 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:50:31,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:50:31,094 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:50:31,096 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:50:31,096 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:50:31,096 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:50:31,096 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:50:31,097 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:50:31,098 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:50:31,098 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:50:31,098 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:50:31,098 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:50:31,098 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:50:31,098 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:50:31,098 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:50:31,099 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:50:31,099 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:50:31,099 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:50:31,099 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:50:31,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:31,099 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:50:31,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:50:31,099 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:50:31,099 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:50:31,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:50:31,099 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm 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 -> 31de659d6df42b7acb6e118551856187f6aad305952860815f1d1aa69a4f8d16 [2024-11-13 22:50:31,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:50:31,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:50:31,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:50:31,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:50:31,420 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:50:31,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_05_bad.i Unable to find full path for "g++" [2024-11-13 22:50:33,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:50:33,706 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:50:33,709 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_05_bad.i [2024-11-13 22:50:33,751 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/data/160acaa2c/55bd600d73ff40fdb8337042665d62a4/FLAG0c7ec5ea4 [2024-11-13 22:50:33,774 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/data/160acaa2c/55bd600d73ff40fdb8337042665d62a4 [2024-11-13 22:50:33,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:50:33,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:50:33,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:33,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:50:33,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:50:33,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:33" (1/1) ... [2024-11-13 22:50:33,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41bcf4f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:33, skipping insertion in model container [2024-11-13 22:50:33,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:33" (1/1) ... [2024-11-13 22:50:33,841 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:50:34,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:34,735 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:50:34,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:34,964 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:50:34,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34 WrapperNode [2024-11-13 22:50:34,965 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:34,966 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:34,966 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:50:34,966 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:50:34,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34" (1/1) ... [2024-11-13 22:50:34,997 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34" (1/1) ... [2024-11-13 22:50:35,015 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-11-13 22:50:35,015 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:35,016 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:50:35,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:50:35,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:50:35,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34" (1/1) ... [2024-11-13 22:50:35,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34" (1/1) ... [2024-11-13 22:50:35,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34" (1/1) ... [2024-11-13 22:50:35,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34" (1/1) ... [2024-11-13 22:50:35,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34" (1/1) ... [2024-11-13 22:50:35,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34" (1/1) ... [2024-11-13 22:50:35,033 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34" (1/1) ... [2024-11-13 22:50:35,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34" (1/1) ... [2024-11-13 22:50:35,036 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:50:35,037 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:50:35,037 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:50:35,037 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:50:35,038 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:34" (1/1) ... [2024-11-13 22:50:35,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:35,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:50:35,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:50:35,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:50:35,097 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:50:35,097 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:50:35,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:50:35,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:50:35,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:50:35,308 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:50:35,310 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:50:35,431 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 22:50:35,431 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:50:35,494 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:50:35,497 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:50:35,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:35 BoogieIcfgContainer [2024-11-13 22:50:35,497 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:50:35,498 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:50:35,498 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:50:35,509 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:50:35,509 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:35" (1/1) ... [2024-11-13 22:50:35,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:50:35,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:50:35,583 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:50:35,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:50:35,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:35,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:50:35,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:35,711 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:50:35,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:35,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:50:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:35,831 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:50:35,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:50:35 ImpRootNode [2024-11-13 22:50:35,870 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:50:35,871 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:50:35,871 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:50:35,872 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:50:35,872 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:35" (3/4) ... [2024-11-13 22:50:35,875 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:50:35,877 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:50:35,880 INFO L158 Benchmark]: Toolchain (without parser) took 2101.09ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 93.7MB in the end (delta: 22.3MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-11-13 22:50:35,882 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:35,882 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1185.81ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 56.1MB in the end (delta: 59.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 22:50:35,883 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.75ms. Allocated memory is still 142.6MB. Free memory was 56.1MB in the beginning and 53.7MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:50:35,884 INFO L158 Benchmark]: Boogie Preprocessor took 20.21ms. Allocated memory is still 142.6MB. Free memory was 53.4MB in the beginning and 52.6MB in the end (delta: 826.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:35,885 INFO L158 Benchmark]: RCFGBuilder took 460.63ms. Allocated memory is still 142.6MB. Free memory was 52.6MB in the beginning and 108.2MB in the end (delta: -55.6MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-13 22:50:35,886 INFO L158 Benchmark]: CodeCheck took 372.65ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 94.5MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:50:35,886 INFO L158 Benchmark]: Witness Printer took 6.36ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 93.7MB in the end (delta: 762.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:35,889 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: 1561]: 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 1569. 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); [L1548] static int staticTrue = 1; [L1549] static int staticFalse = 0; [L1569] 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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFalse=0, staticTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_min_sub_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1556] 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, staticFalse=0, staticTrue=1] [L1558] COND TRUE \read(staticTrue) 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, staticFalse=0, staticTrue=1] [L1561] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1185.81ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 56.1MB in the end (delta: 59.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.75ms. Allocated memory is still 142.6MB. Free memory was 56.1MB in the beginning and 53.7MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.21ms. Allocated memory is still 142.6MB. Free memory was 53.4MB in the beginning and 52.6MB in the end (delta: 826.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 460.63ms. Allocated memory is still 142.6MB. Free memory was 52.6MB in the beginning and 108.2MB in the end (delta: -55.6MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * CodeCheck took 372.65ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 94.5MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.36ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 93.7MB in the end (delta: 762.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:50:35,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm --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 31de659d6df42b7acb6e118551856187f6aad305952860815f1d1aa69a4f8d16 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:50:38,632 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:50:38,736 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:50:38,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:50:38,790 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:50:38,791 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:50:38,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:50:38,791 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:50:38,791 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:50:38,791 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:50:38,791 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:50:38,792 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:50:38,792 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:50:38,792 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:50:38,792 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:50:38,792 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:50:38,792 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:50:38,792 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:50:38,795 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:50:38,796 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:50:38,796 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:50:38,796 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:50:38,798 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:50:38,799 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:50:38,799 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:50:38,799 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:38,799 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:50:38,799 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:50:38,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:38,799 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:50:38,799 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:50:38,799 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:50:38,799 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:50:38,800 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:38,800 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:50:38,800 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm 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 -> 31de659d6df42b7acb6e118551856187f6aad305952860815f1d1aa69a4f8d16 [2024-11-13 22:50:39,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:50:39,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:50:39,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:50:39,119 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:50:39,120 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:50:39,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_05_bad.i Unable to find full path for "g++" [2024-11-13 22:50:41,034 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:50:41,499 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:50:41,500 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_05_bad.i [2024-11-13 22:50:41,535 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/data/f94b95f4a/3f78666eb79b4ec8a0146cde78e12871/FLAGc09adb8ce [2024-11-13 22:50:41,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/data/f94b95f4a/3f78666eb79b4ec8a0146cde78e12871 [2024-11-13 22:50:41,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:50:41,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:50:41,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:41,569 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:50:41,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:50:41,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:41" (1/1) ... [2024-11-13 22:50:41,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a5274fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:41, skipping insertion in model container [2024-11-13 22:50:41,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:41" (1/1) ... [2024-11-13 22:50:41,642 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:50:42,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:42,542 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:50:42,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:42,901 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:50:42,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42 WrapperNode [2024-11-13 22:50:42,902 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:42,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:42,903 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:50:42,904 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:50:42,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42" (1/1) ... [2024-11-13 22:50:42,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42" (1/1) ... [2024-11-13 22:50:42,976 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-11-13 22:50:42,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:42,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:50:42,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:50:42,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:50:42,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42" (1/1) ... [2024-11-13 22:50:42,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42" (1/1) ... [2024-11-13 22:50:42,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42" (1/1) ... [2024-11-13 22:50:42,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42" (1/1) ... [2024-11-13 22:50:43,007 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42" (1/1) ... [2024-11-13 22:50:43,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42" (1/1) ... [2024-11-13 22:50:43,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42" (1/1) ... [2024-11-13 22:50:43,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42" (1/1) ... [2024-11-13 22:50:43,026 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:50:43,027 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:50:43,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:50:43,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:50:43,031 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:42" (1/1) ... [2024-11-13 22:50:43,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:43,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:50:43,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:50:43,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:50:43,087 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:50:43,087 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:50:43,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:50:43,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:50:43,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:50:43,230 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:50:43,231 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:50:43,354 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 22:50:43,354 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:50:43,428 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:50:43,429 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:50:43,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:43 BoogieIcfgContainer [2024-11-13 22:50:43,429 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:50:43,430 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:50:43,430 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:50:43,440 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:50:43,441 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:43" (1/1) ... [2024-11-13 22:50:43,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:50:43,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:43,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:50:43,502 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:50:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:50:43,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:43,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:43,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:50:43,509 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:50:43,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:50:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:43,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:50:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:43,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:50:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:50:43,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:50:43,902 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:50:43,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:50:43 ImpRootNode [2024-11-13 22:50:43,934 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:50:43,935 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:50:43,935 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:50:43,935 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:50:43,936 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:43" (3/4) ... [2024-11-13 22:50:43,938 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:50:43,940 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:50:43,941 INFO L158 Benchmark]: Toolchain (without parser) took 2376.42ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 89.5MB in the beginning and 226.0MB in the end (delta: -136.6MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-13 22:50:43,942 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:43,942 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1335.37ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 68.1MB in the end (delta: 21.2MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-11-13 22:50:43,942 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.99ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 65.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:43,943 INFO L158 Benchmark]: Boogie Preprocessor took 48.50ms. Allocated memory is still 117.4MB. Free memory was 65.1MB in the beginning and 63.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:43,943 INFO L158 Benchmark]: RCFGBuilder took 402.70ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 47.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:50:43,946 INFO L158 Benchmark]: CodeCheck took 504.01ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 47.3MB in the beginning and 226.7MB in the end (delta: -179.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:43,948 INFO L158 Benchmark]: Witness Printer took 5.56ms. Allocated memory is still 260.0MB. Free memory was 226.7MB in the beginning and 226.0MB in the end (delta: 694.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:43,950 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: 0.4s, 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, 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: 1561]: 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 1569. 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); [L1548] static int staticTrue = 1; [L1549] static int staticFalse = 0; [L1569] 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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFalse=0, staticTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_min_sub_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1556] 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, staticFalse=0, staticTrue=1] [L1558] COND TRUE \read(staticTrue) 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, staticFalse=0, staticTrue=1] [L1561] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1335.37ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 68.1MB in the end (delta: 21.2MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.99ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 65.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.50ms. Allocated memory is still 117.4MB. Free memory was 65.1MB in the beginning and 63.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 402.70ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 47.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 504.01ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 47.3MB in the beginning and 226.7MB in the end (delta: -179.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.56ms. Allocated memory is still 260.0MB. Free memory was 226.7MB in the beginning and 226.0MB in the end (delta: 694.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:50:43,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71306ece-781c-446d-810a-3a9ced88a076/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample