./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_66_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_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/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_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/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_1514eb23-c852-4917-bee3-5c90d8a3ccac/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 a874fb025ca58c9c2fa513b05e67b8c9bd039da63cbe1c229a4eb3f4db89cafe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:44:22,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:44:22,832 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:44:22,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:44:22,837 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:44:22,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:44:22,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:44:22,875 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:44:22,876 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:44:22,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:44:22,876 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:44:22,876 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:44:22,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:44:22,876 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:44:22,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:44:22,877 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:44:22,877 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:44:22,877 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:44:22,877 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:44:22,877 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:44:22,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:44:22,877 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:44:22,878 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:44:22,878 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:44:22,878 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:44:22,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:44:22,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:22,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:44:22,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:44:22,878 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:44:22,878 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:44:22,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:44:22,879 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_1514eb23-c852-4917-bee3-5c90d8a3ccac/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 -> a874fb025ca58c9c2fa513b05e67b8c9bd039da63cbe1c229a4eb3f4db89cafe [2024-11-13 21:44:23,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:44:23,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:44:23,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:44:23,228 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:44:23,228 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:44:23,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_66_bad.i Unable to find full path for "g++" [2024-11-13 21:44:25,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:44:25,419 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:44:25,419 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_66_bad.i [2024-11-13 21:44:25,439 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/data/0079a699d/7e49774b964b433681e9304394b02087/FLAGe214e93ae [2024-11-13 21:44:25,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/data/0079a699d/7e49774b964b433681e9304394b02087 [2024-11-13 21:44:25,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:44:25,458 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:44:25,459 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:25,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:44:25,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:44:25,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:25" (1/1) ... [2024-11-13 21:44:25,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29084cc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:25, skipping insertion in model container [2024-11-13 21:44:25,468 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:25" (1/1) ... [2024-11-13 21:44:25,530 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:44:26,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:26,404 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:44:26,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:26,686 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:44:26,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26 WrapperNode [2024-11-13 21:44:26,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:26,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:26,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:44:26,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:44:26,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26" (1/1) ... [2024-11-13 21:44:26,713 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26" (1/1) ... [2024-11-13 21:44:26,733 INFO L138 Inliner]: procedures = 498, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-13 21:44:26,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:26,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:44:26,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:44:26,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:44:26,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26" (1/1) ... [2024-11-13 21:44:26,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26" (1/1) ... [2024-11-13 21:44:26,745 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26" (1/1) ... [2024-11-13 21:44:26,745 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26" (1/1) ... [2024-11-13 21:44:26,750 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26" (1/1) ... [2024-11-13 21:44:26,752 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26" (1/1) ... [2024-11-13 21:44:26,754 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26" (1/1) ... [2024-11-13 21:44:26,755 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26" (1/1) ... [2024-11-13 21:44:26,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:44:26,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:44:26,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:44:26,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:44:26,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:26" (1/1) ... [2024-11-13 21:44:26,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:26,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:44:26,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:44:26,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:44:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:44:26,831 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:44:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:44:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:44:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:44:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:44:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:44:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:44:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:44:27,012 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:44:27,015 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:44:27,128 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 21:44:27,129 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:44:27,163 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:44:27,164 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:44:27,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:27 BoogieIcfgContainer [2024-11-13 21:44:27,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:44:27,166 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:44:27,167 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:44:27,177 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:44:27,177 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:27" (1/1) ... [2024-11-13 21:44:27,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:44:27,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:27,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:44:27,249 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:44:27,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:44:27,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:27,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:27,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:44:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:27,556 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:44:27,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:27,586 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:44:27,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:44:27 ImpRootNode [2024-11-13 21:44:27,609 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:44:27,610 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:44:27,610 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:44:27,610 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:44:27,611 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:27" (3/4) ... [2024-11-13 21:44:27,613 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:44:27,614 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:44:27,615 INFO L158 Benchmark]: Toolchain (without parser) took 2157.48ms. Allocated memory is still 142.6MB. Free memory was 113.9MB in the beginning and 89.9MB in the end (delta: 24.0MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-11-13 21:44:27,616 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:27,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1228.38ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 54.0MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:44:27,616 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.70ms. Allocated memory is still 142.6MB. Free memory was 54.0MB in the beginning and 51.5MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:44:27,617 INFO L158 Benchmark]: Boogie Preprocessor took 22.86ms. Allocated memory is still 142.6MB. Free memory was 51.5MB in the beginning and 50.5MB in the end (delta: 929.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:27,617 INFO L158 Benchmark]: RCFGBuilder took 408.16ms. Allocated memory is still 142.6MB. Free memory was 50.4MB in the beginning and 106.7MB in the end (delta: -56.3MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-11-13 21:44:27,618 INFO L158 Benchmark]: CodeCheck took 443.06ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 89.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:44:27,618 INFO L158 Benchmark]: Witness Printer took 4.46ms. Allocated memory is still 142.6MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:27,621 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1561. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1561] 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) [L1561] 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] [L1562] CALL CWE191_Integer_Underflow__int_min_sub_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_min_sub_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1570] 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 0.39ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1228.38ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 54.0MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.70ms. Allocated memory is still 142.6MB. Free memory was 54.0MB in the beginning and 51.5MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.86ms. Allocated memory is still 142.6MB. Free memory was 51.5MB in the beginning and 50.5MB in the end (delta: 929.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 408.16ms. Allocated memory is still 142.6MB. Free memory was 50.4MB in the beginning and 106.7MB in the end (delta: -56.3MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 443.06ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 89.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.46ms. Allocated memory is still 142.6MB. Free memory is still 89.9MB. 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 21:44:27,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/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_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/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_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/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_1514eb23-c852-4917-bee3-5c90d8a3ccac/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 a874fb025ca58c9c2fa513b05e67b8c9bd039da63cbe1c229a4eb3f4db89cafe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:44:30,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:44:30,441 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:44:30,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:44:30,491 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:44:30,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:44:30,492 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:44:30,492 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:44:30,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:44:30,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:44:30,492 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:44:30,492 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:44:30,492 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:44:30,492 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:44:30,493 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:44:30,493 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:44:30,493 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:44:30,493 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:44:30,493 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:44:30,493 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:44:30,493 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:44:30,493 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:44:30,493 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:44:30,493 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:44:30,493 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:44:30,494 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:30,494 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:44:30,494 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:44:30,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:30,496 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:44:30,496 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:44:30,496 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:44:30,497 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:44:30,497 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:30,497 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:44:30,497 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_1514eb23-c852-4917-bee3-5c90d8a3ccac/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 -> a874fb025ca58c9c2fa513b05e67b8c9bd039da63cbe1c229a4eb3f4db89cafe [2024-11-13 21:44:30,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:44:30,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:44:30,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:44:30,855 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:44:30,858 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:44:30,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_66_bad.i Unable to find full path for "g++" [2024-11-13 21:44:33,155 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:44:33,721 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:44:33,726 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_66_bad.i [2024-11-13 21:44:33,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/data/02f8fb0d2/0a8fc86a3f5245f9955ae61aeae2f546/FLAGb6a13345b [2024-11-13 21:44:33,799 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/data/02f8fb0d2/0a8fc86a3f5245f9955ae61aeae2f546 [2024-11-13 21:44:33,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:44:33,806 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:44:33,809 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:33,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:44:33,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:44:33,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:33" (1/1) ... [2024-11-13 21:44:33,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eec1c81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:33, skipping insertion in model container [2024-11-13 21:44:33,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:44:33" (1/1) ... [2024-11-13 21:44:33,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:44:35,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:35,147 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:44:35,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:44:35,550 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:44:35,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35 WrapperNode [2024-11-13 21:44:35,551 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:44:35,552 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:35,552 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:44:35,553 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:44:35,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35" (1/1) ... [2024-11-13 21:44:35,613 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35" (1/1) ... [2024-11-13 21:44:35,650 INFO L138 Inliner]: procedures = 503, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-13 21:44:35,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:44:35,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:44:35,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:44:35,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:44:35,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35" (1/1) ... [2024-11-13 21:44:35,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35" (1/1) ... [2024-11-13 21:44:35,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35" (1/1) ... [2024-11-13 21:44:35,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35" (1/1) ... [2024-11-13 21:44:35,691 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35" (1/1) ... [2024-11-13 21:44:35,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35" (1/1) ... [2024-11-13 21:44:35,700 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35" (1/1) ... [2024-11-13 21:44:35,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35" (1/1) ... [2024-11-13 21:44:35,712 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:44:35,713 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:44:35,713 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:44:35,713 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:44:35,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:44:35" (1/1) ... [2024-11-13 21:44:35,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:44:35,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:44:35,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:44:35,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:44:35,809 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:44:35,811 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:44:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:44:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:44:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:44:35,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:44:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:44:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:44:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:44:36,024 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:44:36,026 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:44:36,236 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 21:44:36,236 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:44:36,318 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:44:36,318 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:44:36,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:36 BoogieIcfgContainer [2024-11-13 21:44:36,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:44:36,320 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:44:36,320 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:44:36,333 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:44:36,333 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:36" (1/1) ... [2024-11-13 21:44:36,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:44:36,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:36,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:44:36,433 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:44:36,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:44:36,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:36,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:36,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:36,443 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:36,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:44:36,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:36,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:44:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:36,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:36,904 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:44:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:36,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:44:36,966 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:44:36,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:44:36 ImpRootNode [2024-11-13 21:44:36,998 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:44:37,000 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:44:37,000 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:44:37,000 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:44:37,001 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:44:36" (3/4) ... [2024-11-13 21:44:37,003 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:44:37,005 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:44:37,008 INFO L158 Benchmark]: Toolchain (without parser) took 3200.05ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 39.4MB in the end (delta: 18.1MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-11-13 21:44:37,008 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:37,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1742.33ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 50.7MB in the end (delta: 6.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 21:44:37,011 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.81ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 48.0MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:37,011 INFO L158 Benchmark]: Boogie Preprocessor took 60.78ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 46.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:37,012 INFO L158 Benchmark]: RCFGBuilder took 605.69ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 31.0MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:44:37,012 INFO L158 Benchmark]: CodeCheck took 678.92ms. Allocated memory is still 83.9MB. Free memory was 30.6MB in the beginning and 39.8MB in the end (delta: -9.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:37,012 INFO L158 Benchmark]: Witness Printer took 5.03ms. Allocated memory is still 83.9MB. Free memory was 39.8MB in the beginning and 39.4MB in the end (delta: 423.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:37,014 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1561. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1561] 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) [L1561] 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] [L1562] CALL CWE191_Integer_Underflow__int_min_sub_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_min_sub_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1570] 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 0.39ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1742.33ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 50.7MB in the end (delta: 6.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.81ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 48.0MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.78ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 46.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 605.69ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 31.0MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 678.92ms. Allocated memory is still 83.9MB. Free memory was 30.6MB in the beginning and 39.8MB in the end (delta: -9.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.03ms. Allocated memory is still 83.9MB. Free memory was 39.8MB in the beginning and 39.4MB in the end (delta: 423.8kB). 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 21:44:37,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1514eb23-c852-4917-bee3-5c90d8a3ccac/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