./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_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_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/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_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/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_e56355de-a831-4c19-99b7-eb10a2dc2ae0/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 c8235cabd8f74de0262548be1dc4e99f6f0287c9ac4b28e3db016c68f460869c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:55:45,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:55:45,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:55:45,853 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:55:45,853 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:55:45,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:55:45,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:55:45,896 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:55:45,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:55:45,898 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:55:45,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:55:45,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:55:45,899 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:55:45,900 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:55:45,900 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:55:45,900 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:55:45,901 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:55:45,901 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:55:45,905 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:55:45,905 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:55:45,905 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:55:45,910 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:55:45,910 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:55:45,910 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:55:45,911 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:55:45,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:55:45,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:45,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:55:45,912 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:55:45,912 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:55:45,913 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:55:45,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:55:45,913 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_e56355de-a831-4c19-99b7-eb10a2dc2ae0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8235cabd8f74de0262548be1dc4e99f6f0287c9ac4b28e3db016c68f460869c [2024-11-08 23:55:46,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:55:46,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:55:46,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:55:46,246 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:55:46,246 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:55:46,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_09_bad.i Unable to find full path for "g++" [2024-11-08 23:55:48,474 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:55:48,865 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:55:48,870 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_09_bad.i [2024-11-08 23:55:48,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/data/6d148febe/b478d3152ab24668aeb421d1df099e9e/FLAGb9c8338ba [2024-11-08 23:55:48,912 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/data/6d148febe/b478d3152ab24668aeb421d1df099e9e [2024-11-08 23:55:48,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:55:48,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:55:48,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:48,918 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:55:48,924 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:55:48,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:48" (1/1) ... [2024-11-08 23:55:48,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39cb1b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:48, skipping insertion in model container [2024-11-08 23:55:48,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:48" (1/1) ... [2024-11-08 23:55:49,003 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:55:50,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:50,114 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:55:50,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:50,408 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:55:50,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50 WrapperNode [2024-11-08 23:55:50,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:50,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:50,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:55:50,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:55:50,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,462 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 23:55:50,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:50,463 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:55:50,463 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:55:50,463 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:55:50,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,475 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,475 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:55:50,487 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:55:50,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:55:50,487 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:55:50,488 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:50,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:55:50,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:55:50,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:55:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:55:50,566 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:55:50,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:55:50,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:55:50,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:55:50,756 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:55:50,759 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:55:50,873 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:55:50,873 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:55:50,924 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:55:50,925 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:55:50,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:50 BoogieIcfgContainer [2024-11-08 23:55:50,925 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:55:50,926 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:55:50,926 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:55:50,937 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:55:50,937 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:50" (1/1) ... [2024-11-08 23:55:50,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:55:50,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:55:51,001 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:55:51,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:55:51,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:51,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:51,126 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:55:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:51,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:55:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:51,232 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:55:51,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:55:51 ImpRootNode [2024-11-08 23:55:51,265 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:55:51,266 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:55:51,268 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:55:51,269 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:55:51,269 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:50" (3/4) ... [2024-11-08 23:55:51,272 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:55:51,273 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:55:51,275 INFO L158 Benchmark]: Toolchain (without parser) took 2358.54ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 76.7MB in the beginning and 90.7MB in the end (delta: -14.0MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-11-08 23:55:51,276 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:55:51,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1491.19ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 76.7MB in the beginning and 76.0MB in the end (delta: 730.7kB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2024-11-08 23:55:51,279 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.78ms. Allocated memory is still 144.7MB. Free memory was 76.0MB in the beginning and 73.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:55:51,280 INFO L158 Benchmark]: Boogie Preprocessor took 22.98ms. Allocated memory is still 144.7MB. Free memory was 73.3MB in the beginning and 71.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:55:51,281 INFO L158 Benchmark]: RCFGBuilder took 438.57ms. Allocated memory is still 144.7MB. Free memory was 71.8MB in the beginning and 106.3MB in the end (delta: -34.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:55:51,282 INFO L158 Benchmark]: CodeCheck took 339.88ms. Allocated memory is still 144.7MB. Free memory was 106.3MB in the beginning and 91.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:55:51,283 INFO L158 Benchmark]: Witness Printer took 7.88ms. Allocated memory is still 144.7MB. Free memory was 91.6MB in the beginning and 90.7MB in the end (delta: 924.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:55:51,287 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: 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 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); [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] [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] [L1569] CALL CWE191_Integer_Underflow__int_min_postdec_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) [L1559] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1491.19ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 76.7MB in the beginning and 76.0MB in the end (delta: 730.7kB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.78ms. Allocated memory is still 144.7MB. Free memory was 76.0MB in the beginning and 73.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.98ms. Allocated memory is still 144.7MB. Free memory was 73.3MB in the beginning and 71.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 438.57ms. Allocated memory is still 144.7MB. Free memory was 71.8MB in the beginning and 106.3MB in the end (delta: -34.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 339.88ms. Allocated memory is still 144.7MB. Free memory was 106.3MB in the beginning and 91.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 7.88ms. Allocated memory is still 144.7MB. Free memory was 91.6MB in the beginning and 90.7MB in the end (delta: 924.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:55:51,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/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_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/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_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/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_e56355de-a831-4c19-99b7-eb10a2dc2ae0/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 c8235cabd8f74de0262548be1dc4e99f6f0287c9ac4b28e3db016c68f460869c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:55:53,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:55:54,107 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:55:54,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:55:54,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:55:54,157 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:55:54,158 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:55:54,158 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:55:54,159 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:55:54,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:55:54,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:55:54,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:55:54,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:55:54,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:55:54,163 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:55:54,166 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:55:54,166 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:55:54,167 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:55:54,167 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:55:54,167 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:55:54,171 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:55:54,172 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:55:54,172 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:55:54,172 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:55:54,173 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:55:54,173 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:54,173 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:55:54,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:55:54,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:54,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:55:54,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:55:54,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:55:54,175 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:55:54,176 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:54,176 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:55:54,177 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_e56355de-a831-4c19-99b7-eb10a2dc2ae0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8235cabd8f74de0262548be1dc4e99f6f0287c9ac4b28e3db016c68f460869c [2024-11-08 23:55:54,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:55:54,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:55:54,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:55:54,597 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:55:54,597 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:55:54,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_09_bad.i Unable to find full path for "g++" [2024-11-08 23:55:56,792 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:55:57,303 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:55:57,304 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_09_bad.i [2024-11-08 23:55:57,343 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/data/252b44cf7/b81e86f0d5434388a65be690302cc64c/FLAG545492cfd [2024-11-08 23:55:57,365 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/data/252b44cf7/b81e86f0d5434388a65be690302cc64c [2024-11-08 23:55:57,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:55:57,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:55:57,374 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:57,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:55:57,382 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:55:57,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:57" (1/1) ... [2024-11-08 23:55:57,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2df2874 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:57, skipping insertion in model container [2024-11-08 23:55:57,387 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:57" (1/1) ... [2024-11-08 23:55:57,477 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:55:58,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:58,682 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:55:58,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:58,980 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:55:58,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58 WrapperNode [2024-11-08 23:55:58,980 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:58,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:58,982 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:55:58,982 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:55:58,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58" (1/1) ... [2024-11-08 23:55:59,030 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58" (1/1) ... [2024-11-08 23:55:59,061 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 23:55:59,061 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:59,062 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:55:59,062 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:55:59,062 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:55:59,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58" (1/1) ... [2024-11-08 23:55:59,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58" (1/1) ... [2024-11-08 23:55:59,075 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58" (1/1) ... [2024-11-08 23:55:59,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58" (1/1) ... [2024-11-08 23:55:59,090 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58" (1/1) ... [2024-11-08 23:55:59,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58" (1/1) ... [2024-11-08 23:55:59,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58" (1/1) ... [2024-11-08 23:55:59,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58" (1/1) ... [2024-11-08 23:55:59,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:55:59,118 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:55:59,118 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:55:59,118 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:55:59,119 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:58" (1/1) ... [2024-11-08 23:55:59,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:59,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:55:59,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:55:59,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:55:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:55:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:55:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:55:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:55:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:55:59,379 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:55:59,381 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:55:59,506 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 23:55:59,506 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:55:59,568 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:55:59,568 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:55:59,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:59 BoogieIcfgContainer [2024-11-08 23:55:59,569 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:55:59,570 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:55:59,570 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:55:59,581 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:55:59,581 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:59" (1/1) ... [2024-11-08 23:55:59,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:55:59,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:59,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:55:59,654 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:55:59,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:55:59,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:59,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:59,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:59,662 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:59,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:55:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:59,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:55:59,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:59,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:55:59,977 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:55:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:56:00,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:56:00,025 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:56:00,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:56:00 ImpRootNode [2024-11-08 23:56:00,060 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:56:00,061 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:56:00,063 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:56:00,063 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:56:00,064 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:59" (3/4) ... [2024-11-08 23:56:00,068 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:56:00,070 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:56:00,071 INFO L158 Benchmark]: Toolchain (without parser) took 2699.30ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 56.7MB in the beginning and 61.1MB in the end (delta: -4.4MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:00,071 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:56:00,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1606.68ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 56.4MB in the beginning and 63.6MB in the end (delta: -7.2MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-08 23:56:00,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.93ms. Allocated memory is still 115.3MB. Free memory was 63.6MB in the beginning and 60.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:00,074 INFO L158 Benchmark]: Boogie Preprocessor took 50.71ms. Allocated memory is still 115.3MB. Free memory was 60.9MB in the beginning and 58.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:56:00,075 INFO L158 Benchmark]: RCFGBuilder took 451.56ms. Allocated memory is still 115.3MB. Free memory was 58.9MB in the beginning and 74.9MB in the end (delta: -16.0MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-11-08 23:56:00,077 INFO L158 Benchmark]: CodeCheck took 490.48ms. Allocated memory is still 115.3MB. Free memory was 74.9MB in the beginning and 61.1MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:56:00,077 INFO L158 Benchmark]: Witness Printer took 8.85ms. Allocated memory is still 115.3MB. Free memory is still 61.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:56:00,082 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 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); [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] [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] [L1569] CALL CWE191_Integer_Underflow__int_min_postdec_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) [L1559] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1606.68ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 56.4MB in the beginning and 63.6MB in the end (delta: -7.2MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.93ms. Allocated memory is still 115.3MB. Free memory was 63.6MB in the beginning and 60.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.71ms. Allocated memory is still 115.3MB. Free memory was 60.9MB in the beginning and 58.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 451.56ms. Allocated memory is still 115.3MB. Free memory was 58.9MB in the beginning and 74.9MB in the end (delta: -16.0MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * CodeCheck took 490.48ms. Allocated memory is still 115.3MB. Free memory was 74.9MB in the beginning and 61.1MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.85ms. Allocated memory is still 115.3MB. Free memory is still 61.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:56:00,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e56355de-a831-4c19-99b7-eb10a2dc2ae0/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