./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_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_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/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_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/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_73c30800-b0b6-49e1-8a67-879c4b2ab139/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 733a3ef8914710e324dde3b43449fc37b847c8432b1a280fcb104dc2a402608b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:08:43,104 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:08:43,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:08:43,207 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:08:43,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:08:43,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:08:43,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:08:43,247 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:08:43,248 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:08:43,248 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:08:43,249 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:08:43,249 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:08:43,250 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:08:43,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:08:43,252 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:08:43,252 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:08:43,254 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:08:43,257 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:08:43,257 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:08:43,257 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:08:43,258 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:08:43,258 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:08:43,258 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:08:43,259 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:08:43,259 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:08:43,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:08:43,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:08:43,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:08:43,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:08:43,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:08:43,262 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:08:43,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:08:43,263 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_73c30800-b0b6-49e1-8a67-879c4b2ab139/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 733a3ef8914710e324dde3b43449fc37b847c8432b1a280fcb104dc2a402608b [2024-11-08 23:08:43,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:08:43,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:08:43,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:08:43,581 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:08:43,582 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:08:43,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i Unable to find full path for "g++" [2024-11-08 23:08:45,851 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:08:46,339 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:08:46,340 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i [2024-11-08 23:08:46,382 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/data/16ed18b17/a62a16a27ee3413995fbd67616749151/FLAGc61d69359 [2024-11-08 23:08:46,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/data/16ed18b17/a62a16a27ee3413995fbd67616749151 [2024-11-08 23:08:46,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:08:46,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:08:46,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:08:46,447 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:08:46,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:08:46,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:08:46" (1/1) ... [2024-11-08 23:08:46,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bc8ee85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:46, skipping insertion in model container [2024-11-08 23:08:46,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:08:46" (1/1) ... [2024-11-08 23:08:46,552 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:08:47,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:08:47,900 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:08:48,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:08:48,267 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:08:48,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48 WrapperNode [2024-11-08 23:08:48,268 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:08:48,269 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:08:48,269 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:08:48,269 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:08:48,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,322 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,356 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-08 23:08:48,356 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:08:48,357 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:08:48,358 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:08:48,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:08:48,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,378 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,381 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:08:48,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:08:48,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:08:48,389 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:08:48,390 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:08:48,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:08:48,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:08:48,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:08:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:08:48,492 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:08:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:08:48,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:08:48,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:08:48,667 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:08:48,670 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:08:48,831 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:08:48,832 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:08:48,901 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:08:48,902 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:08:48,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:08:48 BoogieIcfgContainer [2024-11-08 23:08:48,902 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:08:48,904 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:08:48,904 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:08:48,918 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:08:48,918 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:08:48" (1/1) ... [2024-11-08 23:08:48,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:08:48,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:48,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:08:48,998 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:08:49,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:08:49,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:49,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:08:49,132 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:08:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:08:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:08:49,222 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:08:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:08:49,260 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:08:49,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:08:49 ImpRootNode [2024-11-08 23:08:49,291 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:08:49,294 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:08:49,294 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:08:49,295 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:08:49,295 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:08:48" (3/4) ... [2024-11-08 23:08:49,300 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:08:49,302 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:08:49,303 INFO L158 Benchmark]: Toolchain (without parser) took 2860.41ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 95.2MB in the beginning and 92.8MB in the end (delta: 2.4MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2024-11-08 23:08:49,303 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 138.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:08:49,304 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1822.31ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 94.9MB in the beginning and 126.3MB in the end (delta: -31.5MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2024-11-08 23:08:49,305 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.65ms. Allocated memory is still 188.7MB. Free memory was 126.3MB in the beginning and 123.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:08:49,306 INFO L158 Benchmark]: Boogie Preprocessor took 29.85ms. Allocated memory is still 188.7MB. Free memory was 123.4MB in the beginning and 122.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:08:49,306 INFO L158 Benchmark]: RCFGBuilder took 514.60ms. Allocated memory is still 188.7MB. Free memory was 121.3MB in the beginning and 107.8MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:08:49,307 INFO L158 Benchmark]: CodeCheck took 387.58ms. Allocated memory is still 188.7MB. Free memory was 107.8MB in the beginning and 93.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:08:49,308 INFO L158 Benchmark]: Witness Printer took 8.04ms. Allocated memory is still 188.7MB. Free memory was 93.2MB in the beginning and 92.8MB in the end (delta: 373.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:08:49,311 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, 12 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, 6 NumberOfCodeBlocks, 6 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: 1575]: 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 1563. 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); [L1549] int CWE191_Integer_Underflow__int_min_predec_68_goodG2BData; [L1550] int CWE191_Integer_Underflow__int_min_predec_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_min_predec_68_bad() [L1554] int data; [L1555] data = 0 [L1556] data = (-0x7fffffff - 1) [L1557] CWE191_Integer_Underflow__int_min_predec_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_min_predec_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_min_predec_68_badData; VAL [CWE191_Integer_Underflow__int_min_predec_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, 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] [L1575] --data VAL [CWE191_Integer_Underflow__int_min_predec_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, 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 138.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1822.31ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 94.9MB in the beginning and 126.3MB in the end (delta: -31.5MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.65ms. Allocated memory is still 188.7MB. Free memory was 126.3MB in the beginning and 123.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.85ms. Allocated memory is still 188.7MB. Free memory was 123.4MB in the beginning and 122.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 514.60ms. Allocated memory is still 188.7MB. Free memory was 121.3MB in the beginning and 107.8MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 387.58ms. Allocated memory is still 188.7MB. Free memory was 107.8MB in the beginning and 93.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.04ms. Allocated memory is still 188.7MB. Free memory was 93.2MB in the beginning and 92.8MB in the end (delta: 373.8kB). 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 23:08:49,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/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_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/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_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/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_73c30800-b0b6-49e1-8a67-879c4b2ab139/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 733a3ef8914710e324dde3b43449fc37b847c8432b1a280fcb104dc2a402608b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:08:52,071 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:08:52,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:08:52,214 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:08:52,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:08:52,216 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:08:52,219 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:08:52,220 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:08:52,221 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:08:52,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:08:52,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:08:52,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:08:52,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:08:52,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:08:52,227 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:08:52,228 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:08:52,228 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:08:52,229 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:08:52,229 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:08:52,230 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:08:52,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:08:52,235 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:08:52,235 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:08:52,236 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:08:52,236 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:08:52,236 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:08:52,237 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:08:52,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:08:52,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:08:52,238 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:08:52,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:08:52,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:08:52,241 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:08:52,241 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:08:52,242 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:08:52,242 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_73c30800-b0b6-49e1-8a67-879c4b2ab139/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 733a3ef8914710e324dde3b43449fc37b847c8432b1a280fcb104dc2a402608b [2024-11-08 23:08:52,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:08:52,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:08:52,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:08:52,784 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:08:52,785 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:08:52,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i Unable to find full path for "g++" [2024-11-08 23:08:55,177 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:08:55,674 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:08:55,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_68_bad.i [2024-11-08 23:08:55,698 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/data/a3886c3e6/441bdaa9d4284c86b22472e979684faa/FLAG1c27b4fd9 [2024-11-08 23:08:55,723 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/data/a3886c3e6/441bdaa9d4284c86b22472e979684faa [2024-11-08 23:08:55,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:08:55,730 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:08:55,733 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:08:55,733 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:08:55,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:08:55,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:08:55" (1/1) ... [2024-11-08 23:08:55,746 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c25f633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:55, skipping insertion in model container [2024-11-08 23:08:55,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:08:55" (1/1) ... [2024-11-08 23:08:55,847 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:08:57,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:08:57,129 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:08:57,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:08:57,480 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:08:57,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57 WrapperNode [2024-11-08 23:08:57,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:08:57,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:08:57,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:08:57,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:08:57,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57" (1/1) ... [2024-11-08 23:08:57,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57" (1/1) ... [2024-11-08 23:08:57,552 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-08 23:08:57,552 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:08:57,553 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:08:57,553 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:08:57,554 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:08:57,565 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57" (1/1) ... [2024-11-08 23:08:57,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57" (1/1) ... [2024-11-08 23:08:57,569 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57" (1/1) ... [2024-11-08 23:08:57,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57" (1/1) ... [2024-11-08 23:08:57,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57" (1/1) ... [2024-11-08 23:08:57,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57" (1/1) ... [2024-11-08 23:08:57,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57" (1/1) ... [2024-11-08 23:08:57,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57" (1/1) ... [2024-11-08 23:08:57,589 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:08:57,590 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:08:57,590 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:08:57,590 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:08:57,591 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:57" (1/1) ... [2024-11-08 23:08:57,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:08:57,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:08:57,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:08:57,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:08:57,688 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:08:57,688 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:08:57,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:08:57,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:08:57,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:08:57,881 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:08:57,884 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:08:58,091 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 23:08:58,092 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:08:58,189 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:08:58,189 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:08:58,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:08:58 BoogieIcfgContainer [2024-11-08 23:08:58,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:08:58,191 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:08:58,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:08:58,204 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:08:58,204 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:08:58" (1/1) ... [2024-11-08 23:08:58,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:08:58,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:58,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:08:58,297 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:08:58,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:08:58,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:58,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:08:58,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:08:58,309 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:08:58,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:08:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:08:58,530 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:08:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:08:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:08:58,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:08:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:08:58,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:08:58,712 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:08:58,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:08:58 ImpRootNode [2024-11-08 23:08:58,753 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:08:58,753 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:08:58,754 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:08:58,754 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:08:58,754 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:08:58" (3/4) ... [2024-11-08 23:08:58,759 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:08:58,760 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:08:58,761 INFO L158 Benchmark]: Toolchain (without parser) took 3031.30ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 50.4MB in the beginning and 41.4MB in the end (delta: 9.0MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2024-11-08 23:08:58,762 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 75.5MB. Free memory was 51.3MB in the beginning and 51.2MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:08:58,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1748.23ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 50.2MB in the beginning and 45.1MB in the end (delta: 5.1MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-11-08 23:08:58,765 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.68ms. Allocated memory is still 98.6MB. Free memory was 45.1MB in the beginning and 42.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:08:58,765 INFO L158 Benchmark]: Boogie Preprocessor took 35.86ms. Allocated memory is still 98.6MB. Free memory was 42.0MB in the beginning and 39.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:08:58,767 INFO L158 Benchmark]: RCFGBuilder took 600.19ms. Allocated memory is still 98.6MB. Free memory was 39.9MB in the beginning and 56.1MB in the end (delta: -16.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2024-11-08 23:08:58,768 INFO L158 Benchmark]: CodeCheck took 562.06ms. Allocated memory is still 98.6MB. Free memory was 55.7MB in the beginning and 42.0MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:08:58,768 INFO L158 Benchmark]: Witness Printer took 6.84ms. Allocated memory is still 98.6MB. Free memory was 42.0MB in the beginning and 41.4MB in the end (delta: 564.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:08:58,777 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, 12 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, 6 NumberOfCodeBlocks, 6 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: 1575]: 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 1563. 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); [L1549] int CWE191_Integer_Underflow__int_min_predec_68_goodG2BData; [L1550] int CWE191_Integer_Underflow__int_min_predec_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_min_predec_68_bad() [L1554] int data; [L1555] data = 0 [L1556] data = (-0x7fffffff - 1) [L1557] CWE191_Integer_Underflow__int_min_predec_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_min_predec_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_min_predec_68_badData; VAL [CWE191_Integer_Underflow__int_min_predec_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, 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] [L1575] --data VAL [CWE191_Integer_Underflow__int_min_predec_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_predec_68_goodB2GData=0, CWE191_Integer_Underflow__int_min_predec_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 75.5MB. Free memory was 51.3MB in the beginning and 51.2MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1748.23ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 50.2MB in the beginning and 45.1MB in the end (delta: 5.1MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.68ms. Allocated memory is still 98.6MB. Free memory was 45.1MB in the beginning and 42.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.86ms. Allocated memory is still 98.6MB. Free memory was 42.0MB in the beginning and 39.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 600.19ms. Allocated memory is still 98.6MB. Free memory was 39.9MB in the beginning and 56.1MB in the end (delta: -16.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * CodeCheck took 562.06ms. Allocated memory is still 98.6MB. Free memory was 55.7MB in the beginning and 42.0MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 6.84ms. Allocated memory is still 98.6MB. Free memory was 42.0MB in the beginning and 41.4MB in the end (delta: 564.8kB). 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 23:08:58,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73c30800-b0b6-49e1-8a67-879c4b2ab139/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