./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_11_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_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/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_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/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_844602fc-642d-45c6-93b6-a66dd650c457/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 a0e5b1f876e3e933b0f328a5dcdac3eb610b6a210c6b937c3fe1e36b0a6e9d05 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:37:12,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:37:12,938 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:37:12,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:37:12,947 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:37:12,982 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:37:12,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:37:12,983 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:37:12,984 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:37:12,984 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:37:12,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:37:12,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:37:12,985 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:37:12,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:37:12,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:37:12,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:37:12,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:37:12,985 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:37:12,986 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:37:12,986 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:37:12,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:37:12,986 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:37:12,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:37:12,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:37:12,991 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:37:12,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:37:12,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:37:12,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:37:12,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:37:12,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:37:12,991 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:37:12,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:37:12,992 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_844602fc-642d-45c6-93b6-a66dd650c457/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 -> a0e5b1f876e3e933b0f328a5dcdac3eb610b6a210c6b937c3fe1e36b0a6e9d05 [2024-11-13 21:37:13,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:37:13,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:37:13,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:37:13,379 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:37:13,379 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:37:13,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_11_bad.i Unable to find full path for "g++" [2024-11-13 21:37:15,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:37:16,440 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:37:16,441 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_11_bad.i [2024-11-13 21:37:16,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/data/91eec3b23/72c5202af988462a9fbc5e4f0d34c25d/FLAG85e2cef18 [2024-11-13 21:37:16,521 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/data/91eec3b23/72c5202af988462a9fbc5e4f0d34c25d [2024-11-13 21:37:16,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:37:16,527 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:37:16,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:37:16,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:37:16,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:37:16,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:37:16" (1/1) ... [2024-11-13 21:37:16,546 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60f9a89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:16, skipping insertion in model container [2024-11-13 21:37:16,547 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:37:16" (1/1) ... [2024-11-13 21:37:16,632 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:37:17,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:37:17,877 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:37:18,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:37:18,212 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:37:18,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18 WrapperNode [2024-11-13 21:37:18,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:37:18,214 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:37:18,215 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:37:18,215 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:37:18,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,272 INFO L138 Inliner]: procedures = 497, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-13 21:37:18,272 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:37:18,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:37:18,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:37:18,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:37:18,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:37:18,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:37:18,302 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:37:18,302 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:37:18,303 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:37:18,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:37:18,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:37:18,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:37:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:37:18,402 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:37:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2024-11-13 21:37:18,403 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2024-11-13 21:37:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:37:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:37:18,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:37:18,606 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:37:18,609 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:37:18,780 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 21:37:18,781 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:37:18,865 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:37:18,865 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:37:18,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:37:18 BoogieIcfgContainer [2024-11-13 21:37:18,866 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:37:18,871 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:37:18,871 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:37:18,884 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:37:18,884 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:37:18" (1/1) ... [2024-11-13 21:37:18,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:37:18,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:18,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2024-11-13 21:37:18,970 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2024-11-13 21:37:18,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:37:18,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:18,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:37:19,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:37:19,138 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:37:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:37:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:37:19,259 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:37:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:37:19,314 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:37:19,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:37:19 ImpRootNode [2024-11-13 21:37:19,363 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:37:19,364 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:37:19,364 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:37:19,364 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:37:19,367 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:37:18" (3/4) ... [2024-11-13 21:37:19,371 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:37:19,373 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:37:19,375 INFO L158 Benchmark]: Toolchain (without parser) took 2847.30ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 48.6MB in the end (delta: 41.0MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-13 21:37:19,376 INFO L158 Benchmark]: CDTParser took 1.30ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:37:19,376 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1683.14ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 80.8MB in the end (delta: 8.8MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 21:37:19,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.77ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 77.8MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:37:19,379 INFO L158 Benchmark]: Boogie Preprocessor took 27.63ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 77.2MB in the end (delta: 576.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:37:19,380 INFO L158 Benchmark]: RCFGBuilder took 564.63ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 63.4MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:37:19,380 INFO L158 Benchmark]: CodeCheck took 492.15ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 49.1MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:37:19,381 INFO L158 Benchmark]: Witness Printer took 9.10ms. Allocated memory is still 117.4MB. Free memory was 49.1MB in the beginning and 48.6MB in the end (delta: 576.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:37:19,388 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_sub_11_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1556] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalReturnsTrue() [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1683.14ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 80.8MB in the end (delta: 8.8MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.77ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 77.8MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.63ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 77.2MB in the end (delta: 576.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 564.63ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 63.4MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 492.15ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 49.1MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 9.10ms. Allocated memory is still 117.4MB. Free memory was 49.1MB in the beginning and 48.6MB in the end (delta: 576.0kB). 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 21:37:19,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/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_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/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_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/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_844602fc-642d-45c6-93b6-a66dd650c457/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 a0e5b1f876e3e933b0f328a5dcdac3eb610b6a210c6b937c3fe1e36b0a6e9d05 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:37:22,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:37:22,802 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:37:22,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:37:22,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:37:22,863 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:37:22,864 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:37:22,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:37:22,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:37:22,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:37:22,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:37:22,867 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:37:22,867 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:37:22,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:37:22,869 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:37:22,869 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:37:22,870 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:37:22,870 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:37:22,870 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:37:22,870 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:37:22,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:37:22,870 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:37:22,871 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:37:22,871 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:37:22,871 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:37:22,871 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:22,871 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:37:22,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:37:22,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:37:22,872 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:37:22,872 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:37:22,872 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:37:22,872 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:37:22,872 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:22,872 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:37:22,873 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_844602fc-642d-45c6-93b6-a66dd650c457/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 -> a0e5b1f876e3e933b0f328a5dcdac3eb610b6a210c6b937c3fe1e36b0a6e9d05 [2024-11-13 21:37:23,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:37:23,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:37:23,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:37:23,296 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:37:23,300 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:37:23,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_11_bad.i Unable to find full path for "g++" [2024-11-13 21:37:25,896 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:37:26,522 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:37:26,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_11_bad.i [2024-11-13 21:37:26,567 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/data/86182937b/1053b62bdb3444a492bde08697a44b65/FLAG8c68ebaa4 [2024-11-13 21:37:26,601 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/data/86182937b/1053b62bdb3444a492bde08697a44b65 [2024-11-13 21:37:26,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:37:26,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:37:26,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:37:26,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:37:26,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:37:26,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:37:26" (1/1) ... [2024-11-13 21:37:26,622 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ff3abf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:26, skipping insertion in model container [2024-11-13 21:37:26,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:37:26" (1/1) ... [2024-11-13 21:37:26,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:37:28,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:37:28,210 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:37:28,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:37:28,589 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:37:28,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28 WrapperNode [2024-11-13 21:37:28,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:37:28,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:37:28,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:37:28,592 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:37:28,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28" (1/1) ... [2024-11-13 21:37:28,646 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28" (1/1) ... [2024-11-13 21:37:28,683 INFO L138 Inliner]: procedures = 502, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-13 21:37:28,683 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:37:28,686 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:37:28,686 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:37:28,686 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:37:28,695 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28" (1/1) ... [2024-11-13 21:37:28,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28" (1/1) ... [2024-11-13 21:37:28,701 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28" (1/1) ... [2024-11-13 21:37:28,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28" (1/1) ... [2024-11-13 21:37:28,718 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28" (1/1) ... [2024-11-13 21:37:28,720 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28" (1/1) ... [2024-11-13 21:37:28,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28" (1/1) ... [2024-11-13 21:37:28,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28" (1/1) ... [2024-11-13 21:37:28,727 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:37:28,728 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:37:28,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:37:28,729 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:37:28,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:37:28" (1/1) ... [2024-11-13 21:37:28,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:37:28,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:37:28,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:37:28,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:37:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:37:28,817 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:37:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2024-11-13 21:37:28,818 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2024-11-13 21:37:28,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:37:28,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:37:28,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:37:29,072 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:37:29,074 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:37:29,225 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 21:37:29,225 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:37:29,340 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:37:29,340 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:37:29,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:37:29 BoogieIcfgContainer [2024-11-13 21:37:29,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:37:29,342 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:37:29,342 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:37:29,356 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:37:29,356 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:37:29" (1/1) ... [2024-11-13 21:37:29,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:37:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:29,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-13 21:37:29,442 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-13 21:37:29,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:37:29,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:29,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:29,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:29,456 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:29,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:37:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:37:29,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:37:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:37:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:37:29,943 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:37:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:37:30,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:37:30,023 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:37:30,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:37:30 ImpRootNode [2024-11-13 21:37:30,072 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:37:30,073 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:37:30,073 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:37:30,073 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:37:30,075 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:37:29" (3/4) ... [2024-11-13 21:37:30,079 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:37:30,080 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:37:30,084 INFO L158 Benchmark]: Toolchain (without parser) took 3473.67ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 82.6MB in the end (delta: 7.3MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2024-11-13 21:37:30,085 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:37:30,085 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1979.91ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 77.3MB in the end (delta: 12.3MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2024-11-13 21:37:30,086 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.04ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:37:30,086 INFO L158 Benchmark]: Boogie Preprocessor took 41.76ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 73.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:37:30,086 INFO L158 Benchmark]: RCFGBuilder took 612.60ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 58.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:37:30,087 INFO L158 Benchmark]: CodeCheck took 730.27ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 82.6MB in the end (delta: -24.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:37:30,087 INFO L158 Benchmark]: Witness Printer took 7.68ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 82.6MB in the end (delta: 10.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:37:30,094 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_sub_11_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1556] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalReturnsTrue() [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1979.91ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 77.3MB in the end (delta: 12.3MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.04ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.76ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 73.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 612.60ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 58.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 730.27ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 82.6MB in the end (delta: -24.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.68ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 82.6MB in the end (delta: 10.8kB). 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 21:37:30,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_844602fc-642d-45c6-93b6-a66dd650c457/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample