./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_22_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_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/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_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/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_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/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 43e701de6208b0d070fe6d8c4618d5a525b2d5c787142b3d53ef30bedddedc44 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:18:02,860 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:18:02,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:18:02,961 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:18:02,961 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:18:02,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:18:02,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:18:02,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:18:02,995 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:18:02,995 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:18:02,995 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:18:02,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:18:02,995 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:18:02,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:18:02,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:18:02,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:18:02,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:18:02,996 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:18:02,996 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:18:02,996 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:18:02,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:18:02,996 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:18:02,996 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:18:02,997 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:18:02,997 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:18:02,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:18:02,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:02,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:18:02,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:18:02,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:18:02,997 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:18:02,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:18:03,000 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_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/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 -> 43e701de6208b0d070fe6d8c4618d5a525b2d5c787142b3d53ef30bedddedc44 [2024-11-13 23:18:03,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:18:03,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:18:03,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:18:03,392 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:18:03,393 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:18:03,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_22_bad.i Unable to find full path for "g++" [2024-11-13 23:18:05,260 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:18:05,744 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:18:05,745 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_22_bad.i [2024-11-13 23:18:05,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/data/9d099264f/f5878feacf5042b4973219177f991c1f/FLAG2a340d4d6 [2024-11-13 23:18:05,823 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/data/9d099264f/f5878feacf5042b4973219177f991c1f [2024-11-13 23:18:05,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:18:05,827 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:18:05,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:05,829 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:18:05,836 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:18:05,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:05" (1/1) ... [2024-11-13 23:18:05,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4711d9e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:05, skipping insertion in model container [2024-11-13 23:18:05,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:05" (1/1) ... [2024-11-13 23:18:05,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:18:06,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:06,970 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:18:07,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:07,188 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:18:07,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07 WrapperNode [2024-11-13 23:18:07,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:07,190 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:07,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:18:07,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:18:07,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,233 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 23:18:07,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:07,234 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:18:07,234 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:18:07,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:18:07,240 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,243 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,250 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:18:07,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:18:07,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:18:07,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:18:07,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:07,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:18:07,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:18:07,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:18:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:18:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:18:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:18:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:18:07,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:18:07,487 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:18:07,488 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:18:07,600 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 23:18:07,600 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:18:07,639 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:18:07,639 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:18:07,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:07 BoogieIcfgContainer [2024-11-13 23:18:07,639 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:18:07,640 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:18:07,640 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:18:07,651 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:18:07,651 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:07" (1/1) ... [2024-11-13 23:18:07,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:18:07,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:07,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:18:07,716 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:18:07,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:18:07,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:07,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:07,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:18:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:07,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:18:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:07,958 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:18:07,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:18:07 ImpRootNode [2024-11-13 23:18:07,990 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:18:07,991 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:18:07,991 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:18:07,991 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:18:07,992 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:07" (3/4) ... [2024-11-13 23:18:07,994 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:18:07,995 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:18:07,997 INFO L158 Benchmark]: Toolchain (without parser) took 2169.21ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 94.1MB in the end (delta: 20.5MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-11-13 23:18:07,997 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:07,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1361.14ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 56.5MB in the end (delta: 58.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 23:18:07,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.67ms. Allocated memory is still 142.6MB. Free memory was 56.5MB in the beginning and 53.8MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:07,998 INFO L158 Benchmark]: Boogie Preprocessor took 19.64ms. Allocated memory is still 142.6MB. Free memory was 53.8MB in the beginning and 52.9MB in the end (delta: 969.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:18:07,999 INFO L158 Benchmark]: RCFGBuilder took 384.90ms. Allocated memory is still 142.6MB. Free memory was 52.9MB in the beginning and 107.9MB in the end (delta: -55.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-13 23:18:07,999 INFO L158 Benchmark]: CodeCheck took 350.14ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 94.1MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:18:08,000 INFO L158 Benchmark]: Witness Printer took 4.55ms. Allocated memory is still 142.6MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:08,002 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: 1572]: 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 1561. 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] int CWE191_Integer_Underflow__int_min_predec_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_22_badGlobal=0, 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) [L1561] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE191_Integer_Underflow__int_min_predec_22_bad() [L1552] int data; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CWE191_Integer_Underflow__int_min_predec_22_badGlobal = 1 [L1556] CALL CWE191_Integer_Underflow__int_min_predec_22_badSink(data) [L1569] COND TRUE \read(CWE191_Integer_Underflow__int_min_predec_22_badGlobal) VAL [CWE191_Integer_Underflow__int_min_predec_22_badGlobal=1, 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] [L1572] --data VAL [CWE191_Integer_Underflow__int_min_predec_22_badGlobal=1, 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 0.46ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1361.14ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 56.5MB in the end (delta: 58.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.67ms. Allocated memory is still 142.6MB. Free memory was 56.5MB in the beginning and 53.8MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.64ms. Allocated memory is still 142.6MB. Free memory was 53.8MB in the beginning and 52.9MB in the end (delta: 969.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 384.90ms. Allocated memory is still 142.6MB. Free memory was 52.9MB in the beginning and 107.9MB in the end (delta: -55.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * CodeCheck took 350.14ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 94.1MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.55ms. Allocated memory is still 142.6MB. Free memory is still 94.1MB. 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 23:18:08,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/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_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/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_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/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_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/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 43e701de6208b0d070fe6d8c4618d5a525b2d5c787142b3d53ef30bedddedc44 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:18:10,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:18:10,898 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:18:10,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:18:10,928 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:18:10,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:18:10,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:18:10,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:18:10,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:18:10,929 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:18:10,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:18:10,929 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:18:10,929 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:18:10,929 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:18:10,929 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:18:10,930 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:18:10,930 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:18:10,930 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:18:10,930 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:18:10,930 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:18:10,930 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:18:10,930 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:18:10,931 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:18:10,931 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:18:10,931 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:18:10,931 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:10,931 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:18:10,931 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:18:10,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:10,932 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:18:10,932 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:18:10,932 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:18:10,932 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:18:10,932 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:10,932 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:18:10,933 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_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/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 -> 43e701de6208b0d070fe6d8c4618d5a525b2d5c787142b3d53ef30bedddedc44 [2024-11-13 23:18:11,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:18:11,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:18:11,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:18:11,259 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:18:11,259 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:18:11,264 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_22_bad.i Unable to find full path for "g++" [2024-11-13 23:18:13,104 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:18:13,642 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:18:13,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_22_bad.i [2024-11-13 23:18:13,676 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/data/54daed053/786b013794fb4966bc1d735d33e7986b/FLAG7a2f3a9d1 [2024-11-13 23:18:14,189 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/data/54daed053/786b013794fb4966bc1d735d33e7986b [2024-11-13 23:18:14,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:18:14,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:18:14,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:14,193 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:18:14,198 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:18:14,199 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:14" (1/1) ... [2024-11-13 23:18:14,200 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f566f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:14, skipping insertion in model container [2024-11-13 23:18:14,200 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:14" (1/1) ... [2024-11-13 23:18:14,252 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:18:15,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:15,222 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:18:15,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:15,655 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:18:15,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15 WrapperNode [2024-11-13 23:18:15,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:15,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:15,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:18:15,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:18:15,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15" (1/1) ... [2024-11-13 23:18:15,711 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15" (1/1) ... [2024-11-13 23:18:15,744 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 23:18:15,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:15,745 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:18:15,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:18:15,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:18:15,754 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15" (1/1) ... [2024-11-13 23:18:15,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15" (1/1) ... [2024-11-13 23:18:15,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15" (1/1) ... [2024-11-13 23:18:15,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15" (1/1) ... [2024-11-13 23:18:15,777 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15" (1/1) ... [2024-11-13 23:18:15,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15" (1/1) ... [2024-11-13 23:18:15,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15" (1/1) ... [2024-11-13 23:18:15,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15" (1/1) ... [2024-11-13 23:18:15,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:18:15,800 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:18:15,800 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:18:15,800 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:18:15,801 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:15" (1/1) ... [2024-11-13 23:18:15,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:15,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:18:15,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:18:15,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:18:15,875 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:18:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:18:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:18:15,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:18:15,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:18:16,074 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:18:16,076 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:18:16,202 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 23:18:16,202 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:18:16,269 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:18:16,269 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:18:16,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:16 BoogieIcfgContainer [2024-11-13 23:18:16,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:18:16,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:18:16,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:18:16,283 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:18:16,283 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:16" (1/1) ... [2024-11-13 23:18:16,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:18:16,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:16,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:18:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:18:16,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:18:16,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:16,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:16,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:16,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:16,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:18:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:16,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:18:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:16,706 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:18:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:16,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:18:16,788 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:18:16,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:18:16 ImpRootNode [2024-11-13 23:18:16,824 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:18:16,826 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:18:16,826 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:18:16,826 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:18:16,827 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:16" (3/4) ... [2024-11-13 23:18:16,830 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:18:16,832 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:18:16,835 INFO L158 Benchmark]: Toolchain (without parser) took 2640.99ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 84.0MB in the end (delta: 8.0MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-11-13 23:18:16,836 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:16,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1463.07ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 78.7MB in the end (delta: 13.1MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-13 23:18:16,837 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.90ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:16,837 INFO L158 Benchmark]: Boogie Preprocessor took 54.32ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:16,841 INFO L158 Benchmark]: RCFGBuilder took 469.72ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 59.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:18:16,841 INFO L158 Benchmark]: CodeCheck took 553.63ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 84.0MB in the end (delta: -24.7MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2024-11-13 23:18:16,842 INFO L158 Benchmark]: Witness Printer took 6.11ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 84.0MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:16,844 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1572]: 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 1561. 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] int CWE191_Integer_Underflow__int_min_predec_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_22_badGlobal=0, 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) [L1561] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE191_Integer_Underflow__int_min_predec_22_bad() [L1552] int data; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CWE191_Integer_Underflow__int_min_predec_22_badGlobal = 1 [L1556] CALL CWE191_Integer_Underflow__int_min_predec_22_badSink(data) [L1569] COND TRUE \read(CWE191_Integer_Underflow__int_min_predec_22_badGlobal) VAL [CWE191_Integer_Underflow__int_min_predec_22_badGlobal=1, 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] [L1572] --data VAL [CWE191_Integer_Underflow__int_min_predec_22_badGlobal=1, 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 0.48ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1463.07ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 78.7MB in the end (delta: 13.1MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.90ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.32ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 469.72ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 59.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 553.63ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 84.0MB in the end (delta: -24.7MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Witness Printer took 6.11ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 84.0MB in the end (delta: 19.3kB). 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 23:18:16,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c7a3ac6-e9bf-4c24-9255-7f0762ebb9ff/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