./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_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_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/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_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/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_dd51425a-1603-4018-8a2a-077917bd88ed/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 0140cc69a6256ac26027db947b95b32178c374a89491bc7a07858bc16d27e9a4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:55:12,632 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:55:12,695 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:55:12,700 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:55:12,700 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:55:12,739 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:55:12,740 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:55:12,740 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:55:12,741 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:55:12,741 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:55:12,741 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:55:12,741 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:55:12,741 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:55:12,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:55:12,741 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:55:12,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:55:12,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:55:12,744 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:55:12,744 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:55:12,745 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:55:12,745 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:55:12,745 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:55:12,745 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:55:12,745 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:55:12,745 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:55:12,746 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:55:12,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:12,746 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:55:12,746 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:55:12,746 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:55:12,747 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:55:12,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:55:12,747 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_dd51425a-1603-4018-8a2a-077917bd88ed/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 -> 0140cc69a6256ac26027db947b95b32178c374a89491bc7a07858bc16d27e9a4 [2024-11-13 22:55:13,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:55:13,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:55:13,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:55:13,087 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:55:13,089 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:55:13,091 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i Unable to find full path for "g++" [2024-11-13 22:55:15,063 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:55:15,611 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:55:15,612 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i [2024-11-13 22:55:15,659 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/data/bec363c89/9b2005018b074142a57fed0cbfb3259b/FLAGae30850a2 [2024-11-13 22:55:15,684 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/data/bec363c89/9b2005018b074142a57fed0cbfb3259b [2024-11-13 22:55:15,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:55:15,691 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:55:15,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:15,695 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:55:15,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:55:15,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:15" (1/1) ... [2024-11-13 22:55:15,705 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710e6d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:15, skipping insertion in model container [2024-11-13 22:55:15,705 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:15" (1/1) ... [2024-11-13 22:55:15,772 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:55:16,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:16,738 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:55:16,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:16,979 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:55:16,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16 WrapperNode [2024-11-13 22:55:16,980 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:16,981 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:16,981 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:55:16,981 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:55:16,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16" (1/1) ... [2024-11-13 22:55:17,007 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16" (1/1) ... [2024-11-13 22:55:17,026 INFO L138 Inliner]: procedures = 497, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2024-11-13 22:55:17,026 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:17,027 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:55:17,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:55:17,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:55:17,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16" (1/1) ... [2024-11-13 22:55:17,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16" (1/1) ... [2024-11-13 22:55:17,037 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16" (1/1) ... [2024-11-13 22:55:17,037 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16" (1/1) ... [2024-11-13 22:55:17,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16" (1/1) ... [2024-11-13 22:55:17,044 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16" (1/1) ... [2024-11-13 22:55:17,045 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16" (1/1) ... [2024-11-13 22:55:17,046 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16" (1/1) ... [2024-11-13 22:55:17,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:55:17,048 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:55:17,048 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:55:17,049 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:55:17,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:16" (1/1) ... [2024-11-13 22:55:17,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:17,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:55:17,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:55:17,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:55:17,118 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:55:17,118 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:55:17,118 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2024-11-13 22:55:17,118 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2024-11-13 22:55:17,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:55:17,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:55:17,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:55:17,276 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:55:17,278 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:55:17,420 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:55:17,423 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:55:17,491 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:55:17,493 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:55:17,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:17 BoogieIcfgContainer [2024-11-13 22:55:17,494 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:55:17,495 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:55:17,495 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:55:17,505 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:55:17,505 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:17" (1/1) ... [2024-11-13 22:55:17,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:55:17,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:17,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2024-11-13 22:55:17,578 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2024-11-13 22:55:17,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:55:17,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:17,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:55:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:17,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:55:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:17,851 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:55:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:17,903 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:55:17,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:55:17 ImpRootNode [2024-11-13 22:55:17,947 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:55:17,947 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:55:17,948 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:55:17,948 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:55:17,949 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:17" (3/4) ... [2024-11-13 22:55:17,953 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:55:17,954 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:55:17,956 INFO L158 Benchmark]: Toolchain (without parser) took 2264.00ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 50.6MB in the end (delta: 41.2MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-13 22:55:17,958 INFO L158 Benchmark]: CDTParser took 1.05ms. Allocated memory is still 142.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:17,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1286.11ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 83.4MB in the end (delta: 8.1MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-11-13 22:55:17,959 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.28ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 80.7MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:55:17,960 INFO L158 Benchmark]: Boogie Preprocessor took 21.03ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.1MB in the end (delta: 592.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:17,961 INFO L158 Benchmark]: RCFGBuilder took 445.71ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 65.7MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:55:17,961 INFO L158 Benchmark]: CodeCheck took 452.02ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 50.6MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:55:17,962 INFO L158 Benchmark]: Witness Printer took 7.12ms. Allocated memory is still 117.4MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:17,966 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_postdec_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-- 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 1.05ms. Allocated memory is still 142.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1286.11ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 83.4MB in the end (delta: 8.1MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.28ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 80.7MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.03ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.1MB in the end (delta: 592.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 445.71ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 65.7MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 452.02ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 50.6MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.12ms. Allocated memory is still 117.4MB. Free memory is still 50.6MB. 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 22:55:18,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/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 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_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/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_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/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_dd51425a-1603-4018-8a2a-077917bd88ed/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 0140cc69a6256ac26027db947b95b32178c374a89491bc7a07858bc16d27e9a4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:55:20,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:55:20,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:55:20,924 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:55:20,925 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:55:20,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:55:20,932 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:55:20,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:55:20,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:55:20,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:55:20,933 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:55:20,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:55:20,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:55:20,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:55:20,933 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:55:20,933 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:55:20,933 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:55:20,933 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:55:20,934 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:55:20,934 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:55:20,934 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:55:20,934 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:55:20,934 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:55:20,934 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:55:20,934 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:55:20,934 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:20,935 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:55:20,935 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:55:20,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:20,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:55:20,935 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:55:20,935 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:55:20,935 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:55:20,935 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:20,936 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:55:20,941 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_dd51425a-1603-4018-8a2a-077917bd88ed/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 -> 0140cc69a6256ac26027db947b95b32178c374a89491bc7a07858bc16d27e9a4 [2024-11-13 22:55:21,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:55:21,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:55:21,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:55:21,306 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:55:21,307 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:55:21,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i Unable to find full path for "g++" [2024-11-13 22:55:23,384 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:55:23,852 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:55:23,852 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i [2024-11-13 22:55:23,887 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/data/3265dc0d3/31211808f7824d3e9c99bd5dc2a3fb2c/FLAG26a392798 [2024-11-13 22:55:23,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/data/3265dc0d3/31211808f7824d3e9c99bd5dc2a3fb2c [2024-11-13 22:55:23,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:55:23,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:55:23,924 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:23,925 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:55:23,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:55:23,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:23" (1/1) ... [2024-11-13 22:55:23,933 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51619858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:23, skipping insertion in model container [2024-11-13 22:55:23,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:23" (1/1) ... [2024-11-13 22:55:23,991 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:55:24,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:24,971 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:55:25,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:25,288 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:55:25,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25 WrapperNode [2024-11-13 22:55:25,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:25,289 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:25,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:55:25,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:55:25,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,321 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,342 INFO L138 Inliner]: procedures = 502, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-13 22:55:25,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:25,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:55:25,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:55:25,343 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:55:25,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,354 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,354 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,362 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,366 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:55:25,380 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:55:25,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:55:25,380 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:55:25,381 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:25,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:55:25,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:55:25,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:55:25,450 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:55:25,450 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:55:25,450 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2024-11-13 22:55:25,450 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2024-11-13 22:55:25,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:55:25,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:55:25,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:55:25,611 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:55:25,613 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:55:25,767 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 22:55:25,767 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:55:25,849 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:55:25,849 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:55:25,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:25 BoogieIcfgContainer [2024-11-13 22:55:25,849 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:55:25,850 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:55:25,850 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:55:25,860 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:55:25,860 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:25" (1/1) ... [2024-11-13 22:55:25,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:55:25,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:55:25,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-13 22:55:25,926 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-13 22:55:25,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:55:25,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:55:25,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:55:25,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:55:25,934 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:55:25,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:55:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:26,125 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:55:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:26,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:26,240 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:55:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:55:26,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:55:26,335 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:55:26,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:55:26 ImpRootNode [2024-11-13 22:55:26,374 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:55:26,375 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:55:26,375 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:55:26,375 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:55:26,377 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:25" (3/4) ... [2024-11-13 22:55:26,381 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:55:26,381 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:55:26,384 INFO L158 Benchmark]: Toolchain (without parser) took 2461.14ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 84.8MB in the end (delta: 4.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-13 22:55:26,385 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:26,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1365.19ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 69.6MB in the end (delta: 19.5MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 22:55:26,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.81ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 67.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:26,386 INFO L158 Benchmark]: Boogie Preprocessor took 36.47ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 65.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:26,386 INFO L158 Benchmark]: RCFGBuilder took 469.36ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 49.5MB in the end (delta: 16.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:55:26,387 INFO L158 Benchmark]: CodeCheck took 524.79ms. Allocated memory is still 117.4MB. Free memory was 49.5MB in the beginning and 84.8MB in the end (delta: -35.4MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-11-13 22:55:26,387 INFO L158 Benchmark]: Witness Printer took 6.39ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 84.8MB in the end (delta: 58.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:55:26,393 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_postdec_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-- 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 0.41ms. Allocated memory is still 117.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1365.19ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 69.6MB in the end (delta: 19.5MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.81ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 67.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.47ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 65.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 469.36ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 49.5MB in the end (delta: 16.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 524.79ms. Allocated memory is still 117.4MB. Free memory was 49.5MB in the beginning and 84.8MB in the end (delta: -35.4MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Witness Printer took 6.39ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 84.8MB in the end (delta: 58.7kB). 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 22:55:26,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd51425a-1603-4018-8a2a-077917bd88ed/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