./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_07_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk --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 cb7f7655f37cfa0589333e6c65979919c586fe5d53ca7e3337d5e658806fdc35 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:06,262 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:06,333 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:20:06,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:20:06,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:20:06,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:06,389 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:06,389 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:06,390 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:06,390 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:06,391 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:06,393 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:06,393 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:20:06,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:06,394 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:06,394 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:06,395 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:06,395 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:06,396 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:20:06,396 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:20:06,403 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:06,404 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:06,404 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:06,404 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:06,405 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:06,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:06,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:06,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:06,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:06,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:06,406 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:20:06,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:20:06,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb7f7655f37cfa0589333e6c65979919c586fe5d53ca7e3337d5e658806fdc35 [2024-11-08 23:20:06,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:06,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:06,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:06,777 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:06,778 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:06,779 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_07_bad.i Unable to find full path for "g++" [2024-11-08 23:20:08,749 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:09,131 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:09,134 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_07_bad.i [2024-11-08 23:20:09,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/data/381c3b199/fdf73f0b55a04180adfb72aaf4c63c54/FLAGe8f1b5d58 [2024-11-08 23:20:09,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/data/381c3b199/fdf73f0b55a04180adfb72aaf4c63c54 [2024-11-08 23:20:09,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:09,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:09,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:09,182 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:09,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:09,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:09" (1/1) ... [2024-11-08 23:20:09,190 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e19ede9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:09, skipping insertion in model container [2024-11-08 23:20:09,190 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:09" (1/1) ... [2024-11-08 23:20:09,256 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:10,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:10,309 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:10,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:10,539 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:10,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10 WrapperNode [2024-11-08 23:20:10,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:10,541 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:10,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:10,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:10,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10" (1/1) ... [2024-11-08 23:20:10,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10" (1/1) ... [2024-11-08 23:20:10,623 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-08 23:20:10,624 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:10,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:10,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:10,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:10,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10" (1/1) ... [2024-11-08 23:20:10,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10" (1/1) ... [2024-11-08 23:20:10,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10" (1/1) ... [2024-11-08 23:20:10,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10" (1/1) ... [2024-11-08 23:20:10,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10" (1/1) ... [2024-11-08 23:20:10,657 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10" (1/1) ... [2024-11-08 23:20:10,658 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10" (1/1) ... [2024-11-08 23:20:10,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10" (1/1) ... [2024-11-08 23:20:10,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:10,666 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:10,667 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:10,667 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:10,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:10" (1/1) ... [2024-11-08 23:20:10,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:10,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:10,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:10,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:10,753 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:20:10,754 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:20:10,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:10,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:10,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:10,907 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:10,910 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:11,030 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:20:11,031 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:11,100 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:20:11,100 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:20:11,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:11 BoogieIcfgContainer [2024-11-08 23:20:11,101 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:20:11,102 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:20:11,102 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:20:11,112 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:20:11,112 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:11" (1/1) ... [2024-11-08 23:20:11,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:20:11,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:11,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:20:11,198 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:20:11,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:20:11,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:11,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:11,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:11,441 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:11,475 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:20:11,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:20:11 ImpRootNode [2024-11-08 23:20:11,514 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:20:11,514 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:20:11,515 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:20:11,515 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:20:11,515 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:11" (3/4) ... [2024-11-08 23:20:11,520 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:20:11,521 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:20:11,522 INFO L158 Benchmark]: Toolchain (without parser) took 2342.08ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 109.1MB in the beginning and 134.8MB in the end (delta: -25.7MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2024-11-08 23:20:11,523 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:11,524 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1359.15ms. Allocated memory is still 148.9MB. Free memory was 109.1MB in the beginning and 60.8MB in the end (delta: 48.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-08 23:20:11,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.29ms. Allocated memory is still 148.9MB. Free memory was 60.8MB in the beginning and 58.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:11,525 INFO L158 Benchmark]: Boogie Preprocessor took 41.52ms. Allocated memory is still 148.9MB. Free memory was 58.3MB in the beginning and 56.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:11,527 INFO L158 Benchmark]: RCFGBuilder took 434.51ms. Allocated memory is still 148.9MB. Free memory was 56.6MB in the beginning and 116.7MB in the end (delta: -60.0MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-11-08 23:20:11,529 INFO L158 Benchmark]: CodeCheck took 412.17ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 116.6MB in the beginning and 135.7MB in the end (delta: -19.2MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-11-08 23:20:11,529 INFO L158 Benchmark]: Witness Printer took 7.15ms. Allocated memory is still 180.4MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:11,535 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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: 1560]: 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 1569. 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); [L1548] static int staticFive = 5; [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_min_postdec_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1557] COND TRUE staticFive==5 [L1560] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1359.15ms. Allocated memory is still 148.9MB. Free memory was 109.1MB in the beginning and 60.8MB in the end (delta: 48.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.29ms. Allocated memory is still 148.9MB. Free memory was 60.8MB in the beginning and 58.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.52ms. Allocated memory is still 148.9MB. Free memory was 58.3MB in the beginning and 56.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 434.51ms. Allocated memory is still 148.9MB. Free memory was 56.6MB in the beginning and 116.7MB in the end (delta: -60.0MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * CodeCheck took 412.17ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 116.6MB in the beginning and 135.7MB in the end (delta: -19.2MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Witness Printer took 7.15ms. Allocated memory is still 180.4MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:20:11,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk --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 cb7f7655f37cfa0589333e6c65979919c586fe5d53ca7e3337d5e658806fdc35 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:14,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:14,330 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:20:14,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:14,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:14,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:14,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:14,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:14,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:14,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:14,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:14,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:14,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:14,384 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:14,385 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:20:14,386 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:20:14,387 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:14,387 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:20:14,387 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:20:14,388 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:20:14,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:14,392 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:14,392 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:14,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:14,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:14,393 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:14,393 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:20:14,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:14,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:14,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:14,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:14,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:14,395 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:20:14,395 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:14,395 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:20:14,396 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb7f7655f37cfa0589333e6c65979919c586fe5d53ca7e3337d5e658806fdc35 [2024-11-08 23:20:14,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:14,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:14,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:14,789 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:14,789 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:14,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_07_bad.i Unable to find full path for "g++" [2024-11-08 23:20:16,927 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:17,262 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:17,263 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_07_bad.i [2024-11-08 23:20:17,287 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/data/3b4053de5/cb65ec3f3fc34fd6a4efdb1ead80bff5/FLAGe160b8f26 [2024-11-08 23:20:17,302 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/data/3b4053de5/cb65ec3f3fc34fd6a4efdb1ead80bff5 [2024-11-08 23:20:17,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:17,306 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:17,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:17,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:17,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:17,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:17" (1/1) ... [2024-11-08 23:20:17,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c9bd29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:17, skipping insertion in model container [2024-11-08 23:20:17,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:17" (1/1) ... [2024-11-08 23:20:17,401 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:18,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:18,443 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:18,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:18,789 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:18,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18 WrapperNode [2024-11-08 23:20:18,790 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:18,791 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:18,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:18,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:18,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18" (1/1) ... [2024-11-08 23:20:18,837 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18" (1/1) ... [2024-11-08 23:20:18,859 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-08 23:20:18,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:18,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:18,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:18,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:18,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18" (1/1) ... [2024-11-08 23:20:18,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18" (1/1) ... [2024-11-08 23:20:18,886 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18" (1/1) ... [2024-11-08 23:20:18,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18" (1/1) ... [2024-11-08 23:20:18,894 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18" (1/1) ... [2024-11-08 23:20:18,895 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18" (1/1) ... [2024-11-08 23:20:18,898 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18" (1/1) ... [2024-11-08 23:20:18,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18" (1/1) ... [2024-11-08 23:20:18,902 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:18,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:18,903 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:18,904 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:18,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:18" (1/1) ... [2024-11-08 23:20:18,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:18,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:18,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:18,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:18,968 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:20:18,968 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:20:18,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:18,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:18,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:19,137 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:19,140 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:19,284 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 23:20:19,284 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:19,349 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:20:19,349 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:20:19,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:19 BoogieIcfgContainer [2024-11-08 23:20:19,350 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:20:19,350 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:20:19,351 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:20:19,362 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:20:19,362 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:19" (1/1) ... [2024-11-08 23:20:19,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:20:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:20:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:20:19,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:20:19,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:19,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:19,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:19,445 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:19,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:20:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:19,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:19,782 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:19,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:20:19,833 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:20:19,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:20:19 ImpRootNode [2024-11-08 23:20:19,863 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:20:19,864 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:20:19,865 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:20:19,867 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:20:19,867 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:19" (3/4) ... [2024-11-08 23:20:19,871 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:20:19,872 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:20:19,873 INFO L158 Benchmark]: Toolchain (without parser) took 2567.51ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 31.4MB in the beginning and 68.8MB in the end (delta: -37.4MB). Peak memory consumption was 489.9kB. Max. memory is 16.1GB. [2024-11-08 23:20:19,874 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:19,875 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1473.71ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 45.8MB in the beginning and 49.4MB in the end (delta: -3.6MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2024-11-08 23:20:19,876 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.63ms. Allocated memory is still 102.8MB. Free memory was 49.4MB in the beginning and 46.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:19,877 INFO L158 Benchmark]: Boogie Preprocessor took 42.24ms. Allocated memory is still 102.8MB. Free memory was 46.3MB in the beginning and 72.8MB in the end (delta: -26.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-11-08 23:20:19,878 INFO L158 Benchmark]: RCFGBuilder took 446.52ms. Allocated memory is still 102.8MB. Free memory was 72.3MB in the beginning and 56.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:20:19,878 INFO L158 Benchmark]: CodeCheck took 512.93ms. Allocated memory is still 102.8MB. Free memory was 56.1MB in the beginning and 69.3MB in the end (delta: -13.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:19,879 INFO L158 Benchmark]: Witness Printer took 8.09ms. Allocated memory is still 102.8MB. Free memory was 69.3MB in the beginning and 68.8MB in the end (delta: 565.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:19,885 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: 1560]: 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 1569. 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); [L1548] static int staticFive = 5; [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_min_postdec_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1557] COND TRUE staticFive==5 [L1560] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1473.71ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 45.8MB in the beginning and 49.4MB in the end (delta: -3.6MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.63ms. Allocated memory is still 102.8MB. Free memory was 49.4MB in the beginning and 46.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.24ms. Allocated memory is still 102.8MB. Free memory was 46.3MB in the beginning and 72.8MB in the end (delta: -26.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 446.52ms. Allocated memory is still 102.8MB. Free memory was 72.3MB in the beginning and 56.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 512.93ms. Allocated memory is still 102.8MB. Free memory was 56.1MB in the beginning and 69.3MB in the end (delta: -13.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.09ms. Allocated memory is still 102.8MB. Free memory was 69.3MB in the beginning and 68.8MB in the end (delta: 565.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:20:19,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f7a2f3b-1142-4e0f-b7d4-ab5278528924/bin/ukojak-verify-ImItNfHLgk/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