./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_65_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_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/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_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/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_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/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 673aea9beaba8e16c775a9046e6afa423056dcc12e0811d0bf2bb7a88aefd3f2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:38:23,590 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:38:23,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:38:23,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:38:23,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:38:23,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:38:23,697 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:38:23,697 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:38:23,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:38:23,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:38:23,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:38:23,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:38:23,698 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:38:23,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:38:23,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:38:23,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:38:23,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:38:23,700 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:38:23,700 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:38:23,700 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:38:23,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:38:23,701 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:38:23,701 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:38:23,701 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:38:23,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:38:23,701 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:38:23,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:38:23,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:38:23,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:38:23,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:38:23,702 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:38:23,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:38:23,702 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_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/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 -> 673aea9beaba8e16c775a9046e6afa423056dcc12e0811d0bf2bb7a88aefd3f2 [2024-11-13 22:38:24,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:38:24,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:38:24,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:38:24,076 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:38:24,077 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:38:24,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_65_bad.i Unable to find full path for "g++" [2024-11-13 22:38:26,010 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:38:26,421 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:38:26,422 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_65_bad.i [2024-11-13 22:38:26,452 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/data/222a352fb/15ffaaada01f456392bb538a2bf1be64/FLAG7b11a204b [2024-11-13 22:38:26,468 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/data/222a352fb/15ffaaada01f456392bb538a2bf1be64 [2024-11-13 22:38:26,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:38:26,477 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:38:26,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:38:26,481 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:38:26,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:38:26,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:38:26" (1/1) ... [2024-11-13 22:38:26,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ebb260c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:26, skipping insertion in model container [2024-11-13 22:38:26,490 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:38:26" (1/1) ... [2024-11-13 22:38:26,560 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:38:27,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:38:27,595 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:38:27,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:38:27,893 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:38:27,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27 WrapperNode [2024-11-13 22:38:27,896 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:38:27,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:38:27,898 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:38:27,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:38:27,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27" (1/1) ... [2024-11-13 22:38:27,941 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27" (1/1) ... [2024-11-13 22:38:27,971 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 47 [2024-11-13 22:38:27,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:38:27,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:38:27,973 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:38:27,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:38:27,982 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27" (1/1) ... [2024-11-13 22:38:27,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27" (1/1) ... [2024-11-13 22:38:27,986 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27" (1/1) ... [2024-11-13 22:38:27,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27" (1/1) ... [2024-11-13 22:38:28,002 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27" (1/1) ... [2024-11-13 22:38:28,004 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27" (1/1) ... [2024-11-13 22:38:28,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27" (1/1) ... [2024-11-13 22:38:28,010 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27" (1/1) ... [2024-11-13 22:38:28,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:38:28,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:38:28,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:38:28,017 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:38:28,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:27" (1/1) ... [2024-11-13 22:38:28,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:38:28,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:38:28,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:38:28,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:38:28,105 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:38:28,106 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:38:28,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:38:28,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:38:28,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:38:28,327 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:38:28,330 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:38:28,477 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 22:38:28,477 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:38:28,521 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:38:28,521 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:38:28,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:38:28 BoogieIcfgContainer [2024-11-13 22:38:28,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:38:28,522 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:38:28,522 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:38:28,534 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:38:28,534 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:38:28" (1/1) ... [2024-11-13 22:38:28,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:38:28,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:38:28,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:38:28,594 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:38:28,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:38:28,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:38:28,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:38:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:38:28,709 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:38:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:38:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:38:28,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:38:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:38:28,836 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:38:28,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:38:28 ImpRootNode [2024-11-13 22:38:28,871 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:38:28,874 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:38:28,874 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:38:28,874 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:38:28,876 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:38:28" (3/4) ... [2024-11-13 22:38:28,879 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:38:28,880 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:38:28,881 INFO L158 Benchmark]: Toolchain (without parser) took 2403.69ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 49.0MB in the end (delta: 40.0MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2024-11-13 22:38:28,881 INFO L158 Benchmark]: CDTParser took 1.39ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 72.7MB in the end (delta: 587.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:38:28,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1415.84ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 80.2MB in the end (delta: 8.6MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-13 22:38:28,882 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.07ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 77.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:38:28,884 INFO L158 Benchmark]: Boogie Preprocessor took 43.69ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 77.0MB in the end (delta: 536.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:38:28,885 INFO L158 Benchmark]: RCFGBuilder took 504.65ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 62.9MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:38:28,885 INFO L158 Benchmark]: CodeCheck took 349.47ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 49.0MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:38:28,885 INFO L158 Benchmark]: Witness Printer took 6.05ms. Allocated memory is still 117.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:38:28,891 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1568]: 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 1560. 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); [L1560] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1560] 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] [L1561] CALL CWE191_Integer_Underflow__int_min_postdec_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_min_postdec_65b_badSink; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CALL funcPtr(data) [L1568] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 72.7MB in the end (delta: 587.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1415.84ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 80.2MB in the end (delta: 8.6MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.07ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 77.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.69ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 77.0MB in the end (delta: 536.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 504.65ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 62.9MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 349.47ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 49.0MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.05ms. Allocated memory is still 117.4MB. Free memory is still 49.0MB. 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 22:38:28,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/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_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/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_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/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_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/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 673aea9beaba8e16c775a9046e6afa423056dcc12e0811d0bf2bb7a88aefd3f2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:38:31,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:38:31,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:38:32,038 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:38:32,041 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:38:32,041 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:38:32,042 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:38:32,042 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:38:32,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:38:32,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:38:32,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:38:32,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:38:32,042 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:38:32,042 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:38:32,043 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:38:32,043 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:38:32,043 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:38:32,043 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:38:32,043 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:38:32,043 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:38:32,043 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:38:32,043 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:38:32,043 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:38:32,044 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:38:32,044 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:38:32,044 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:38:32,044 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:38:32,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:38:32,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:38:32,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:38:32,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:38:32,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:38:32,046 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:38:32,046 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:38:32,047 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:38:32,047 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_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/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 -> 673aea9beaba8e16c775a9046e6afa423056dcc12e0811d0bf2bb7a88aefd3f2 [2024-11-13 22:38:32,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:38:32,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:38:32,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:38:32,425 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:38:32,425 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:38:32,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_65_bad.i Unable to find full path for "g++" [2024-11-13 22:38:34,443 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:38:34,940 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:38:34,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_65_bad.i [2024-11-13 22:38:34,984 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/data/b887ce87a/b640a075d935409ea8d5a85c9b707d33/FLAG5a5d2e50e [2024-11-13 22:38:35,009 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/data/b887ce87a/b640a075d935409ea8d5a85c9b707d33 [2024-11-13 22:38:35,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:38:35,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:38:35,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:38:35,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:38:35,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:38:35,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:38:35" (1/1) ... [2024-11-13 22:38:35,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@460c0a8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:35, skipping insertion in model container [2024-11-13 22:38:35,029 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:38:35" (1/1) ... [2024-11-13 22:38:35,101 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:38:36,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:38:36,317 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:38:36,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:38:36,626 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:38:36,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36 WrapperNode [2024-11-13 22:38:36,627 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:38:36,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:38:36,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:38:36,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:38:36,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36" (1/1) ... [2024-11-13 22:38:36,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36" (1/1) ... [2024-11-13 22:38:36,701 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 47 [2024-11-13 22:38:36,701 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:38:36,702 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:38:36,702 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:38:36,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:38:36,710 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36" (1/1) ... [2024-11-13 22:38:36,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36" (1/1) ... [2024-11-13 22:38:36,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36" (1/1) ... [2024-11-13 22:38:36,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36" (1/1) ... [2024-11-13 22:38:36,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36" (1/1) ... [2024-11-13 22:38:36,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36" (1/1) ... [2024-11-13 22:38:36,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36" (1/1) ... [2024-11-13 22:38:36,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36" (1/1) ... [2024-11-13 22:38:36,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:38:36,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:38:36,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:38:36,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:38:36,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:36" (1/1) ... [2024-11-13 22:38:36,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:38:36,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:38:36,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:38:36,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:38:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:38:36,810 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:38:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:38:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:38:36,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:38:37,015 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:38:37,017 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:38:37,172 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 22:38:37,172 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:38:37,268 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:38:37,268 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:38:37,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:38:37 BoogieIcfgContainer [2024-11-13 22:38:37,269 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:38:37,270 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:38:37,270 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:38:37,283 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:38:37,283 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:38:37" (1/1) ... [2024-11-13 22:38:37,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:38:37,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:38:37,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:38:37,357 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:38:37,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:38:37,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:38:37,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:38:37,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:38:37,365 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:38:37,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:38:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:38:37,581 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:38:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:38:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:38:37,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:38:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:38:37,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:38:37,826 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:38:37,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:38:37 ImpRootNode [2024-11-13 22:38:37,863 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:38:37,865 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:38:37,865 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:38:37,865 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:38:37,867 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:38:37" (3/4) ... [2024-11-13 22:38:37,870 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:38:37,871 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:38:37,872 INFO L158 Benchmark]: Toolchain (without parser) took 2858.00ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 84.3MB in the end (delta: 5.6MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-13 22:38:37,872 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:38:37,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1609.91ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 68.0MB in the end (delta: 21.6MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 22:38:37,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.12ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 65.3MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:38:37,875 INFO L158 Benchmark]: Boogie Preprocessor took 44.14ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 63.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:38:37,876 INFO L158 Benchmark]: RCFGBuilder took 522.00ms. Allocated memory is still 117.4MB. Free memory was 63.7MB in the beginning and 48.4MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:38:37,876 INFO L158 Benchmark]: CodeCheck took 593.24ms. Allocated memory is still 117.4MB. Free memory was 47.9MB in the beginning and 85.0MB in the end (delta: -37.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-11-13 22:38:37,876 INFO L158 Benchmark]: Witness Printer took 5.73ms. Allocated memory is still 117.4MB. Free memory was 85.0MB in the beginning and 84.3MB in the end (delta: 707.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:38:37,881 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1568]: 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 1560. 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); [L1560] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1560] 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] [L1561] CALL CWE191_Integer_Underflow__int_min_postdec_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_min_postdec_65b_badSink; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CALL funcPtr(data) [L1568] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1609.91ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 68.0MB in the end (delta: 21.6MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.12ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 65.3MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.14ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 63.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 522.00ms. Allocated memory is still 117.4MB. Free memory was 63.7MB in the beginning and 48.4MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 593.24ms. Allocated memory is still 117.4MB. Free memory was 47.9MB in the beginning and 85.0MB in the end (delta: -37.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Witness Printer took 5.73ms. Allocated memory is still 117.4MB. Free memory was 85.0MB in the beginning and 84.3MB in the end (delta: 707.8kB). 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 22:38:37,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6392e9-7769-4b7c-94c8-3a2bbb1b234c/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