./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_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_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/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_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/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_3fc198f4-c8f0-49e8-9532-b5002019f1e6/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 6279e829eceda1cfd0c824b838ebe046beea4639a0152f901c8eaf0dbfc40289 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:52:16,067 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:52:16,149 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:52:16,154 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:52:16,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:52:16,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:52:16,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:52:16,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:52:16,194 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:52:16,194 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:52:16,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:52:16,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:52:16,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:52:16,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:52:16,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:52:16,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:52:16,196 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:52:16,197 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:52:16,197 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:52:16,197 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:52:16,198 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:52:16,198 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:52:16,198 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:52:16,198 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:52:16,198 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:52:16,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:52:16,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:52:16,199 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:52:16,199 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:52:16,199 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:52:16,200 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:52:16,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:52:16,200 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_3fc198f4-c8f0-49e8-9532-b5002019f1e6/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 -> 6279e829eceda1cfd0c824b838ebe046beea4639a0152f901c8eaf0dbfc40289 [2024-11-13 22:52:16,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:52:16,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:52:16,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:52:16,525 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:52:16,525 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:52:16,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i Unable to find full path for "g++" [2024-11-13 22:52:18,369 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:52:18,806 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:52:18,807 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i [2024-11-13 22:52:18,840 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/data/352221590/fac2fc8b82af49d69f747a0a472e501a/FLAGebbc0a8d4 [2024-11-13 22:52:18,862 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/data/352221590/fac2fc8b82af49d69f747a0a472e501a [2024-11-13 22:52:18,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:52:18,868 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:52:18,871 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:52:18,872 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:52:18,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:52:18,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:18" (1/1) ... [2024-11-13 22:52:18,880 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@647a83b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:18, skipping insertion in model container [2024-11-13 22:52:18,882 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:18" (1/1) ... [2024-11-13 22:52:18,944 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:52:19,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:52:19,986 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:52:20,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:52:20,298 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:52:20,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20 WrapperNode [2024-11-13 22:52:20,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:52:20,300 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:52:20,300 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:52:20,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:52:20,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,327 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,347 INFO L138 Inliner]: procedures = 497, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2024-11-13 22:52:20,348 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:52:20,348 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:52:20,348 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:52:20,349 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:52:20,357 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,360 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,378 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,386 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:52:20,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:52:20,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:52:20,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:52:20,391 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:52:20,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:52:20,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:52:20,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:52:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:52:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:52:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:52:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:52:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:52:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:52:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:52:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:52:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:52:20,659 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:52:20,661 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:52:20,811 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 22:52:20,811 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:52:20,858 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:52:20,859 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:52:20,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:52:20 BoogieIcfgContainer [2024-11-13 22:52:20,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:52:20,860 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:52:20,860 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:52:20,870 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:52:20,870 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:52:20" (1/1) ... [2024-11-13 22:52:20,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:52:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:52:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:52:20,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:52:20,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:20,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:52:21,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:52:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:52:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:52:21,236 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:52:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:52:21,276 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:52:21,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:52:21 ImpRootNode [2024-11-13 22:52:21,312 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:52:21,314 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:52:21,314 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:52:21,314 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:52:21,315 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:52:20" (3/4) ... [2024-11-13 22:52:21,317 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:52:21,318 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:52:21,319 INFO L158 Benchmark]: Toolchain (without parser) took 2451.18ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 46.8MB in the end (delta: 43.9MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-13 22:52:21,322 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:52:21,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1428.61ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 82.0MB in the end (delta: 8.3MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 22:52:21,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.32ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.5MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:52:21,324 INFO L158 Benchmark]: Boogie Preprocessor took 37.57ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:52:21,325 INFO L158 Benchmark]: RCFGBuilder took 472.72ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 64.2MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:52:21,325 INFO L158 Benchmark]: CodeCheck took 452.41ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 47.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:52:21,326 INFO L158 Benchmark]: Witness Printer took 4.82ms. Allocated memory is still 117.4MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:52:21,328 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1563]: 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 1571. 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); [L1571] 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) [L1571] 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] [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] data = (-0x7fffffff - 1) [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1561] COND TRUE data < 0 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] [L1563] data * 2 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 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1428.61ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 82.0MB in the end (delta: 8.3MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.32ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.5MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.57ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 472.72ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 64.2MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 452.41ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 47.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.82ms. Allocated memory is still 117.4MB. Free memory is still 46.8MB. 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 22:52:21,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/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_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/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_3fc198f4-c8f0-49e8-9532-b5002019f1e6/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 6279e829eceda1cfd0c824b838ebe046beea4639a0152f901c8eaf0dbfc40289 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:52:24,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:52:24,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:52:24,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:52:24,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:52:24,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:52:24,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:52:24,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:52:24,213 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:52:24,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:52:24,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:52:24,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:52:24,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:52:24,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:52:24,213 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:52:24,214 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:52:24,214 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:52:24,214 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:52:24,214 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:52:24,214 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:52:24,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:52:24,214 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:52:24,215 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:52:24,215 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:52:24,215 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:52:24,215 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:24,215 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:52:24,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:52:24,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:52:24,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:52:24,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:52:24,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:52:24,216 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:52:24,216 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:24,217 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:52:24,217 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_3fc198f4-c8f0-49e8-9532-b5002019f1e6/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 -> 6279e829eceda1cfd0c824b838ebe046beea4639a0152f901c8eaf0dbfc40289 [2024-11-13 22:52:24,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:52:24,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:52:24,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:52:24,541 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:52:24,541 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:52:24,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i Unable to find full path for "g++" [2024-11-13 22:52:26,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:52:26,831 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:52:26,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i [2024-11-13 22:52:26,871 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/data/25791bc16/11bdb6cd2c064d43a3f0ebdd55295800/FLAGf481b5319 [2024-11-13 22:52:26,897 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/data/25791bc16/11bdb6cd2c064d43a3f0ebdd55295800 [2024-11-13 22:52:26,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:52:26,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:52:26,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:52:26,902 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:52:26,908 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:52:26,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:26" (1/1) ... [2024-11-13 22:52:26,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@990c01b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:26, skipping insertion in model container [2024-11-13 22:52:26,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:26" (1/1) ... [2024-11-13 22:52:26,980 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:52:27,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:52:27,947 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:52:28,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:52:28,216 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:52:28,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28 WrapperNode [2024-11-13 22:52:28,217 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:52:28,218 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:52:28,218 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:52:28,218 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:52:28,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,246 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,266 INFO L138 Inliner]: procedures = 502, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2024-11-13 22:52:28,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:52:28,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:52:28,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:52:28,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:52:28,275 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,278 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,278 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,290 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:52:28,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:52:28,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:52:28,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:52:28,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:52:28,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:52:28,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:52:28,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:52:28,370 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:52:28,370 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:52:28,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:52:28,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:52:28,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:52:28,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:52:28,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:52:28,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:52:28,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:52:28,524 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:52:28,526 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:52:28,711 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 22:52:28,711 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:52:28,779 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:52:28,779 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:52:28,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:52:28 BoogieIcfgContainer [2024-11-13 22:52:28,780 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:52:28,781 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:52:28,781 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:52:28,791 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:52:28,791 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:52:28" (1/1) ... [2024-11-13 22:52:28,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:52:28,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:28,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:52:28,874 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:52:28,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:52:28,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:28,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:28,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:28,883 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:28,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:52:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:52:29,104 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:52:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:52:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:52:29,287 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:52:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:52:29,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:52:29,372 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:52:29,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:52:29 ImpRootNode [2024-11-13 22:52:29,410 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:52:29,411 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:52:29,411 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:52:29,411 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:52:29,413 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:52:28" (3/4) ... [2024-11-13 22:52:29,416 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:52:29,417 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:52:29,418 INFO L158 Benchmark]: Toolchain (without parser) took 2517.07ms. Allocated memory is still 109.1MB. Free memory was 81.7MB in the beginning and 62.3MB in the end (delta: 19.4MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-11-13 22:52:29,420 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:52:29,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1315.36ms. Allocated memory is still 109.1MB. Free memory was 81.7MB in the beginning and 60.5MB in the end (delta: 21.2MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-13 22:52:29,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.59ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 58.1MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:52:29,422 INFO L158 Benchmark]: Boogie Preprocessor took 27.47ms. Allocated memory is still 109.1MB. Free memory was 58.1MB in the beginning and 56.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:52:29,422 INFO L158 Benchmark]: RCFGBuilder took 484.54ms. Allocated memory is still 109.1MB. Free memory was 56.3MB in the beginning and 40.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:52:29,422 INFO L158 Benchmark]: CodeCheck took 629.32ms. Allocated memory is still 109.1MB. Free memory was 40.3MB in the beginning and 62.3MB in the end (delta: -22.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:52:29,423 INFO L158 Benchmark]: Witness Printer took 6.04ms. Allocated memory is still 109.1MB. Free memory was 62.3MB in the beginning and 62.3MB in the end (delta: 10.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:52:29,429 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1563]: 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 1571. 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); [L1571] 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) [L1571] 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] [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] data = (-0x7fffffff - 1) [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1561] COND TRUE data < 0 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] [L1563] data * 2 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 0.29ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1315.36ms. Allocated memory is still 109.1MB. Free memory was 81.7MB in the beginning and 60.5MB in the end (delta: 21.2MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.59ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 58.1MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.47ms. Allocated memory is still 109.1MB. Free memory was 58.1MB in the beginning and 56.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 484.54ms. Allocated memory is still 109.1MB. Free memory was 56.3MB in the beginning and 40.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 629.32ms. Allocated memory is still 109.1MB. Free memory was 40.3MB in the beginning and 62.3MB in the end (delta: -22.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.04ms. Allocated memory is still 109.1MB. Free memory was 62.3MB in the beginning and 62.3MB in the end (delta: 10.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:52:29,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fc198f4-c8f0-49e8-9532-b5002019f1e6/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