./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_09_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/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_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/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_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/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 408c4c5015fbe216820b33249ea8757673c3b33272002f56df36489c1631c6b2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:42:03,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:42:03,332 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:42:03,343 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:42:03,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:42:03,373 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:42:03,374 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:42:03,375 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:42:03,376 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:42:03,376 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:42:03,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:42:03,377 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:42:03,378 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:42:03,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:42:03,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:42:03,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:42:03,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:42:03,380 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:42:03,380 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:42:03,381 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:42:03,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:42:03,388 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:42:03,388 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:42:03,389 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:42:03,389 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:42:03,389 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:42:03,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:42:03,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:42:03,390 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:42:03,391 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:42:03,391 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:42:03,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:42:03,396 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_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 408c4c5015fbe216820b33249ea8757673c3b33272002f56df36489c1631c6b2 [2024-11-08 19:42:03,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:42:03,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:42:03,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:42:03,874 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:42:03,875 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:42:03,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_09_bad.i Unable to find full path for "g++" [2024-11-08 19:42:06,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:42:06,879 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:42:06,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_09_bad.i [2024-11-08 19:42:06,906 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/data/1ce82faed/4672811a5bf04381b048fbd6fe7a7bd6/FLAGc996d3723 [2024-11-08 19:42:06,926 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/data/1ce82faed/4672811a5bf04381b048fbd6fe7a7bd6 [2024-11-08 19:42:06,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:42:06,931 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:42:06,933 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:42:06,933 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:42:06,940 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:42:06,941 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:42:06" (1/1) ... [2024-11-08 19:42:06,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@417614f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:06, skipping insertion in model container [2024-11-08 19:42:06,943 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:42:06" (1/1) ... [2024-11-08 19:42:07,027 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:42:08,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:42:08,328 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:42:08,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:42:08,635 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:42:08,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08 WrapperNode [2024-11-08 19:42:08,637 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:42:08,638 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:42:08,638 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:42:08,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:42:08,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,738 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2024-11-08 19:42:08,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:42:08,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:42:08,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:42:08,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:42:08,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,764 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,773 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,778 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,780 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,788 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:42:08,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:42:08,792 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:42:08,792 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:42:08,794 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:42:08,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:42:08,847 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:42:08,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:42:08,890 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:42:08,891 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:42:08,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:42:08,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:42:08,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:42:09,125 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:42:09,128 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:42:09,288 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 19:42:09,288 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:42:09,379 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:42:09,383 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:42:09,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:09 BoogieIcfgContainer [2024-11-08 19:42:09,384 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:42:09,385 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:42:09,385 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:42:09,401 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:42:09,401 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:42:09,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:09,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 19:42:09,498 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 19:42:09,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:42:09,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:09,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:42:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:09,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:42:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:09,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:42:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:09,832 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:42:09,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:42:09 ImpRootNode [2024-11-08 19:42:09,875 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:42:09,878 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:42:09,878 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:42:09,878 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:42:09,879 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:09" (3/4) ... [2024-11-08 19:42:09,885 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:42:09,886 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:42:09,887 INFO L158 Benchmark]: Toolchain (without parser) took 2956.46ms. Allocated memory is still 153.1MB. Free memory was 111.8MB in the beginning and 99.6MB in the end (delta: 12.2MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2024-11-08 19:42:09,888 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 109.1MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:09,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1704.23ms. Allocated memory is still 153.1MB. Free memory was 111.1MB in the beginning and 64.7MB in the end (delta: 46.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-08 19:42:09,891 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.33ms. Allocated memory is still 153.1MB. Free memory was 64.7MB in the beginning and 61.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:42:09,891 INFO L158 Benchmark]: Boogie Preprocessor took 48.13ms. Allocated memory is still 153.1MB. Free memory was 61.5MB in the beginning and 60.5MB in the end (delta: 979.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:42:09,894 INFO L158 Benchmark]: RCFGBuilder took 595.55ms. Allocated memory is still 153.1MB. Free memory was 60.5MB in the beginning and 114.3MB in the end (delta: -53.8MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-08 19:42:09,896 INFO L158 Benchmark]: CodeCheck took 490.40ms. Allocated memory is still 153.1MB. Free memory was 113.4MB in the beginning and 99.8MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:42:09,897 INFO L158 Benchmark]: Witness Printer took 9.01ms. Allocated memory is still 153.1MB. Free memory was 99.8MB in the beginning and 99.6MB in the end (delta: 201.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:09,900 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567. 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); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_sub_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) 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] [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 109.1MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1704.23ms. Allocated memory is still 153.1MB. Free memory was 111.1MB in the beginning and 64.7MB in the end (delta: 46.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.33ms. Allocated memory is still 153.1MB. Free memory was 64.7MB in the beginning and 61.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.13ms. Allocated memory is still 153.1MB. Free memory was 61.5MB in the beginning and 60.5MB in the end (delta: 979.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 595.55ms. Allocated memory is still 153.1MB. Free memory was 60.5MB in the beginning and 114.3MB in the end (delta: -53.8MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * CodeCheck took 490.40ms. Allocated memory is still 153.1MB. Free memory was 113.4MB in the beginning and 99.8MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 9.01ms. Allocated memory is still 153.1MB. Free memory was 99.8MB in the beginning and 99.6MB in the end (delta: 201.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:42:09,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/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_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/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_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/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 408c4c5015fbe216820b33249ea8757673c3b33272002f56df36489c1631c6b2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:42:12,875 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:42:12,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:42:13,029 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:42:13,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:42:13,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:42:13,032 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:42:13,035 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:42:13,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:42:13,036 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:42:13,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:42:13,036 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:42:13,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:42:13,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:42:13,039 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:42:13,040 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:42:13,040 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:42:13,041 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:42:13,041 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:42:13,041 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:42:13,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:42:13,046 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:42:13,046 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:42:13,046 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:42:13,047 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:42:13,047 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:13,047 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:42:13,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:42:13,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:42:13,049 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:42:13,049 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:42:13,052 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:42:13,053 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:42:13,053 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:13,053 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:42:13,054 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_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 408c4c5015fbe216820b33249ea8757673c3b33272002f56df36489c1631c6b2 [2024-11-08 19:42:13,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:42:13,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:42:13,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:42:13,575 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:42:13,576 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:42:13,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_09_bad.i Unable to find full path for "g++" [2024-11-08 19:42:16,190 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:42:16,810 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:42:16,811 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_09_bad.i [2024-11-08 19:42:16,839 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/data/ab0daa0f7/a4f76b1c23bc43a7bb40fbfb5cb28853/FLAG6fcfc875c [2024-11-08 19:42:16,862 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/data/ab0daa0f7/a4f76b1c23bc43a7bb40fbfb5cb28853 [2024-11-08 19:42:16,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:42:16,868 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:42:16,871 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:42:16,871 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:42:16,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:42:16,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:42:16" (1/1) ... [2024-11-08 19:42:16,884 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20c96096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:16, skipping insertion in model container [2024-11-08 19:42:16,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:42:16" (1/1) ... [2024-11-08 19:42:16,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:42:18,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:42:18,314 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:42:18,459 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:42:18,627 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:42:18,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18 WrapperNode [2024-11-08 19:42:18,628 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:42:18,630 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:42:18,634 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:42:18,634 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:42:18,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,680 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,715 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2024-11-08 19:42:18,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:42:18,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:42:18,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:42:18,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:42:18,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,754 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:42:18,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:42:18,755 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:42:18,755 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:42:18,756 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:42:18,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:42:18,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:42:18,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:42:18,850 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:42:18,850 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:42:18,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:42:18,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:42:18,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:42:19,101 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:42:19,105 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:42:19,305 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 19:42:19,317 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:42:19,403 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:42:19,403 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:42:19,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:19 BoogieIcfgContainer [2024-11-08 19:42:19,404 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:42:19,405 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:42:19,406 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:42:19,419 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:42:19,419 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:19" (1/1) ... [2024-11-08 19:42:19,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:42:19,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:19,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 19:42:19,523 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 19:42:19,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:42:19,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:19,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:19,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:19,536 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:19,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:42:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:19,774 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:42:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:19,927 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:42:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:19,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:42:19,988 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:42:20,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:42:20 ImpRootNode [2024-11-08 19:42:20,035 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:42:20,036 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:42:20,036 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:42:20,038 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:42:20,039 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:19" (3/4) ... [2024-11-08 19:42:20,043 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:42:20,045 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:42:20,047 INFO L158 Benchmark]: Toolchain (without parser) took 3178.51ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 54.2MB in the beginning and 51.2MB in the end (delta: 3.0MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-11-08 19:42:20,048 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:42:20,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1758.24ms. Allocated memory is still 81.8MB. Free memory was 54.0MB in the beginning and 47.7MB in the end (delta: 6.2MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2024-11-08 19:42:20,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.90ms. Allocated memory is still 81.8MB. Free memory was 47.7MB in the beginning and 44.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:42:20,051 INFO L158 Benchmark]: Boogie Preprocessor took 37.77ms. Allocated memory is still 81.8MB. Free memory was 44.6MB in the beginning and 43.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:42:20,053 INFO L158 Benchmark]: RCFGBuilder took 649.29ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 43.1MB in the beginning and 65.5MB in the end (delta: -22.4MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-11-08 19:42:20,054 INFO L158 Benchmark]: CodeCheck took 629.82ms. Allocated memory is still 98.6MB. Free memory was 65.5MB in the beginning and 51.8MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:42:20,055 INFO L158 Benchmark]: Witness Printer took 9.38ms. Allocated memory is still 98.6MB. Free memory was 51.8MB in the beginning and 51.2MB in the end (delta: 561.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:20,062 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567. 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); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1567] 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] [L1568] CALL CWE191_Integer_Underflow__int_min_sub_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) 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] [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1758.24ms. Allocated memory is still 81.8MB. Free memory was 54.0MB in the beginning and 47.7MB in the end (delta: 6.2MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.90ms. Allocated memory is still 81.8MB. Free memory was 47.7MB in the beginning and 44.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.77ms. Allocated memory is still 81.8MB. Free memory was 44.6MB in the beginning and 43.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 649.29ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 43.1MB in the beginning and 65.5MB in the end (delta: -22.4MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * CodeCheck took 629.82ms. Allocated memory is still 98.6MB. Free memory was 65.5MB in the beginning and 51.8MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 9.38ms. Allocated memory is still 98.6MB. Free memory was 51.8MB in the beginning and 51.2MB in the end (delta: 561.0kB). 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 19:42:20,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dbf8f7e-7a30-4c7e-9bcb-75b07e11207c/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