./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_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_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/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_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/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_52f2659a-85cd-4c90-a69e-216ab877a310/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 c4301ef42dd0ce294bdbf774d5e8af8199e8792ed129959a351804215bd7d9ef --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:53:21,994 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:53:22,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:53:22,059 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:53:22,059 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:53:22,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:53:22,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:53:22,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:53:22,103 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:53:22,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:53:22,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:53:22,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:53:22,104 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:53:22,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:53:22,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:53:22,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:53:22,109 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:53:22,109 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:53:22,110 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:53:22,110 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:53:22,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:53:22,115 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:53:22,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:53:22,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:53:22,116 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:53:22,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:53:22,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:53:22,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:53:22,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:53:22,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:53:22,118 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:53:22,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:53:22,118 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_52f2659a-85cd-4c90-a69e-216ab877a310/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c4301ef42dd0ce294bdbf774d5e8af8199e8792ed129959a351804215bd7d9ef [2024-11-08 22:53:22,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:53:22,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:53:22,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:53:22,485 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:53:22,485 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:53:22,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_07_bad.i Unable to find full path for "g++" [2024-11-08 22:53:24,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:53:24,876 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:53:24,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_07_bad.i [2024-11-08 22:53:24,902 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/data/0dbd41149/5daf8d02fc9b414f8c7c89733f247c9d/FLAG7671dec09 [2024-11-08 22:53:25,100 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/data/0dbd41149/5daf8d02fc9b414f8c7c89733f247c9d [2024-11-08 22:53:25,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:53:25,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:53:25,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:53:25,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:53:25,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:53:25,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:53:25" (1/1) ... [2024-11-08 22:53:25,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13e1058b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:25, skipping insertion in model container [2024-11-08 22:53:25,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:53:25" (1/1) ... [2024-11-08 22:53:25,183 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:53:26,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:53:26,206 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:53:26,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:53:26,474 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:53:26,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26 WrapperNode [2024-11-08 22:53:26,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:53:26,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:53:26,476 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:53:26,476 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:53:26,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26" (1/1) ... [2024-11-08 22:53:26,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26" (1/1) ... [2024-11-08 22:53:26,530 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-08 22:53:26,530 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:53:26,531 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:53:26,531 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:53:26,532 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:53:26,541 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26" (1/1) ... [2024-11-08 22:53:26,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26" (1/1) ... [2024-11-08 22:53:26,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26" (1/1) ... [2024-11-08 22:53:26,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26" (1/1) ... [2024-11-08 22:53:26,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26" (1/1) ... [2024-11-08 22:53:26,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26" (1/1) ... [2024-11-08 22:53:26,553 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26" (1/1) ... [2024-11-08 22:53:26,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26" (1/1) ... [2024-11-08 22:53:26,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:53:26,557 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:53:26,558 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:53:26,558 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:53:26,559 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:26" (1/1) ... [2024-11-08 22:53:26,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:53:26,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:53:26,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:53:26,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:53:26,649 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:53:26,649 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:53:26,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:53:26,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:53:26,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:53:26,853 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:53:26,855 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:53:26,979 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 22:53:26,979 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:53:27,032 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:53:27,032 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:53:27,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:27 BoogieIcfgContainer [2024-11-08 22:53:27,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:53:27,034 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:53:27,034 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:53:27,045 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:53:27,045 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:27" (1/1) ... [2024-11-08 22:53:27,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:53:27,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:53:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:53:27,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:53:27,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:27,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:53:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:27,231 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:53:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:27,312 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:53:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:27,340 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:53:27,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:53:27 ImpRootNode [2024-11-08 22:53:27,366 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:53:27,367 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:53:27,367 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:53:27,368 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:53:27,368 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:27" (3/4) ... [2024-11-08 22:53:27,371 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:53:27,372 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:53:27,373 INFO L158 Benchmark]: Toolchain (without parser) took 2269.58ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 120.2MB in the beginning and 138.3MB in the end (delta: -18.2MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2024-11-08 22:53:27,374 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 159.4MB. Free memory is still 131.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:53:27,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1369.95ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 120.2MB in the beginning and 171.8MB in the end (delta: -51.6MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2024-11-08 22:53:27,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.10ms. Allocated memory is still 209.7MB. Free memory was 171.8MB in the beginning and 168.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:53:27,376 INFO L158 Benchmark]: Boogie Preprocessor took 25.51ms. Allocated memory is still 209.7MB. Free memory was 168.7MB in the beginning and 167.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:53:27,377 INFO L158 Benchmark]: RCFGBuilder took 475.84ms. Allocated memory is still 209.7MB. Free memory was 167.7MB in the beginning and 153.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:53:27,378 INFO L158 Benchmark]: CodeCheck took 332.41ms. Allocated memory is still 209.7MB. Free memory was 153.0MB in the beginning and 138.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:53:27,378 INFO L158 Benchmark]: Witness Printer took 5.57ms. Allocated memory is still 209.7MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:53:27,381 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 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1569] CALL CWE191_Integer_Underflow__int_min_sub_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 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] [L1560] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 159.4MB. Free memory is still 131.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1369.95ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 120.2MB in the beginning and 171.8MB in the end (delta: -51.6MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.10ms. Allocated memory is still 209.7MB. Free memory was 171.8MB in the beginning and 168.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.51ms. Allocated memory is still 209.7MB. Free memory was 168.7MB in the beginning and 167.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 475.84ms. Allocated memory is still 209.7MB. Free memory was 167.7MB in the beginning and 153.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 332.41ms. Allocated memory is still 209.7MB. Free memory was 153.0MB in the beginning and 138.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.57ms. Allocated memory is still 209.7MB. Free memory is still 138.3MB. 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 22:53:27,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/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_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/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_52f2659a-85cd-4c90-a69e-216ab877a310/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 c4301ef42dd0ce294bdbf774d5e8af8199e8792ed129959a351804215bd7d9ef --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:53:29,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:53:29,932 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:53:29,960 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:53:29,961 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:53:29,961 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:53:29,962 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:53:29,962 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:53:29,963 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:53:29,963 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:53:29,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:53:29,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:53:29,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:53:29,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:53:29,965 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:53:29,965 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:53:29,966 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:53:29,966 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:53:29,967 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:53:29,967 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:53:29,967 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:53:29,968 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:53:29,968 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:53:29,969 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:53:29,969 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:53:29,969 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:53:29,970 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:53:29,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:53:29,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:53:29,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:53:29,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:53:29,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:53:29,972 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:53:29,972 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:53:29,972 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:53:29,973 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_52f2659a-85cd-4c90-a69e-216ab877a310/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c4301ef42dd0ce294bdbf774d5e8af8199e8792ed129959a351804215bd7d9ef [2024-11-08 22:53:30,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:53:30,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:53:30,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:53:30,371 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:53:30,372 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:53:30,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_07_bad.i Unable to find full path for "g++" [2024-11-08 22:53:32,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:53:32,860 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:53:32,862 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_07_bad.i [2024-11-08 22:53:32,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/data/81ba4aea0/e94107ec4d9642f285760ac0ae93f2cc/FLAG15f40de74 [2024-11-08 22:53:32,981 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/data/81ba4aea0/e94107ec4d9642f285760ac0ae93f2cc [2024-11-08 22:53:32,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:53:32,986 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:53:32,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:53:32,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:53:32,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:53:32,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:53:32" (1/1) ... [2024-11-08 22:53:32,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77d4c104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:32, skipping insertion in model container [2024-11-08 22:53:32,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:53:32" (1/1) ... [2024-11-08 22:53:33,076 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:53:34,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:53:34,196 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:53:34,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:53:34,537 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:53:34,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34 WrapperNode [2024-11-08 22:53:34,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:53:34,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:53:34,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:53:34,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:53:34,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34" (1/1) ... [2024-11-08 22:53:34,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34" (1/1) ... [2024-11-08 22:53:34,602 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-08 22:53:34,604 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:53:34,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:53:34,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:53:34,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:53:34,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34" (1/1) ... [2024-11-08 22:53:34,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34" (1/1) ... [2024-11-08 22:53:34,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34" (1/1) ... [2024-11-08 22:53:34,622 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34" (1/1) ... [2024-11-08 22:53:34,629 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34" (1/1) ... [2024-11-08 22:53:34,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34" (1/1) ... [2024-11-08 22:53:34,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34" (1/1) ... [2024-11-08 22:53:34,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34" (1/1) ... [2024-11-08 22:53:34,639 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:53:34,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:53:34,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:53:34,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:53:34,642 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:53:34" (1/1) ... [2024-11-08 22:53:34,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:53:34,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:53:34,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:53:34,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:53:34,713 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:53:34,713 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:53:34,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:53:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:53:34,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:53:34,910 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:53:34,912 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:53:35,040 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 22:53:35,040 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:53:35,108 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:53:35,112 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:53:35,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:35 BoogieIcfgContainer [2024-11-08 22:53:35,113 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:53:35,114 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:53:35,114 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:53:35,125 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:53:35,126 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:35" (1/1) ... [2024-11-08 22:53:35,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:53:35,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:35,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:53:35,194 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:53:35,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:53:35,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:35,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:53:35,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:53:35,202 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:53:35,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:53:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:35,346 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:53:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:35,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:35,430 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:53:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:53:35,459 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:53:35,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:53:35,470 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:53:35,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:53:35 ImpRootNode [2024-11-08 22:53:35,501 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:53:35,503 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:53:35,503 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:53:35,504 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:53:35,504 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:35" (3/4) ... [2024-11-08 22:53:35,508 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:53:35,509 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:53:35,511 INFO L158 Benchmark]: Toolchain (without parser) took 2524.65ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 55.9MB in the beginning and 47.3MB in the end (delta: 8.6MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-08 22:53:35,511 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 79.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:53:35,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1551.29ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 55.6MB in the beginning and 82.9MB in the end (delta: -27.3MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2024-11-08 22:53:35,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.93ms. Allocated memory is still 111.1MB. Free memory was 82.9MB in the beginning and 80.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:53:35,513 INFO L158 Benchmark]: Boogie Preprocessor took 34.63ms. Allocated memory is still 111.1MB. Free memory was 80.1MB in the beginning and 78.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:53:35,514 INFO L158 Benchmark]: RCFGBuilder took 472.52ms. Allocated memory is still 111.1MB. Free memory was 78.0MB in the beginning and 62.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:53:35,515 INFO L158 Benchmark]: CodeCheck took 387.67ms. Allocated memory is still 111.1MB. Free memory was 61.3MB in the beginning and 48.0MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:53:35,516 INFO L158 Benchmark]: Witness Printer took 6.43ms. Allocated memory is still 111.1MB. Free memory was 48.0MB in the beginning and 47.3MB in the end (delta: 671.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:53:35,522 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 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1569] CALL CWE191_Integer_Underflow__int_min_sub_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 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] [L1560] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 79.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1551.29ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 55.6MB in the beginning and 82.9MB in the end (delta: -27.3MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.93ms. Allocated memory is still 111.1MB. Free memory was 82.9MB in the beginning and 80.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.63ms. Allocated memory is still 111.1MB. Free memory was 80.1MB in the beginning and 78.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 472.52ms. Allocated memory is still 111.1MB. Free memory was 78.0MB in the beginning and 62.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 387.67ms. Allocated memory is still 111.1MB. Free memory was 61.3MB in the beginning and 48.0MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 6.43ms. Allocated memory is still 111.1MB. Free memory was 48.0MB in the beginning and 47.3MB in the end (delta: 671.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:53:35,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52f2659a-85cd-4c90-a69e-216ab877a310/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