./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_42_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/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_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/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_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/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 06721e2e071c6881d5dbfba6761267cb93e8477f520bf8d38d2cb1bb446918ab --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:42:05,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:42:05,308 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:42:05,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:42:05,315 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:42:05,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:42:05,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:42:05,352 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:42:05,352 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:42:05,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:42:05,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:42:05,356 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:42:05,356 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:42:05,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:42:05,357 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:42:05,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:42:05,361 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:42:05,361 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:42:05,362 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:42:05,362 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:42:05,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:42:05,363 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:42:05,363 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:42:05,363 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:42:05,363 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:42:05,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:42:05,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:42:05,364 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:42:05,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:42:05,365 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:42:05,365 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:42:05,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:42:05,366 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_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06721e2e071c6881d5dbfba6761267cb93e8477f520bf8d38d2cb1bb446918ab [2024-11-08 19:42:05,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:42:05,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:42:05,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:42:05,645 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:42:05,645 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:42:05,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_42_bad.i Unable to find full path for "g++" [2024-11-08 19:42:07,703 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:42:08,023 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:42:08,024 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_42_bad.i [2024-11-08 19:42:08,051 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/data/4ef7cd203/a556da6b252242c1b378b42ae840194d/FLAG98c9f6ef4 [2024-11-08 19:42:08,072 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/data/4ef7cd203/a556da6b252242c1b378b42ae840194d [2024-11-08 19:42:08,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:42:08,076 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:42:08,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:42:08,078 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:42:08,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:42:08,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2255c2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:08, skipping insertion in model container [2024-11-08 19:42:08,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:42:08" (1/1) ... [2024-11-08 19:42:08,154 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:42:09,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:42:09,244 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:42:09,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:42:09,497 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:42:09,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09 WrapperNode [2024-11-08 19:42:09,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:42:09,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:42:09,499 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:42:09,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:42:09,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,552 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-08 19:42:09,553 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:42:09,554 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:42:09,554 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:42:09,554 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:42:09,564 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,576 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,582 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,583 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:42:09,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:42:09,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:42:09,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:42:09,588 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:09" (1/1) ... [2024-11-08 19:42:09,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:42:09,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:42:09,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:42:09,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:42:09,645 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:42:09,645 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:42:09,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:42:09,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:42:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:42:09,804 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:42:09,806 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:42:09,954 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 19:42:09,955 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:42:10,018 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:42:10,021 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:42:10,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:10 BoogieIcfgContainer [2024-11-08 19:42:10,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:42:10,023 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:42:10,023 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:42:10,034 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:42:10,034 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:10" (1/1) ... [2024-11-08 19:42:10,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:42:10,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 19:42:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 19:42:10,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:42:10,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:10,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:42:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:10,225 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:42:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:10,292 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:42:10,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:10,328 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:42:10,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:42:10 ImpRootNode [2024-11-08 19:42:10,353 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:42:10,354 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:42:10,354 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:42:10,354 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:42:10,355 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:10" (3/4) ... [2024-11-08 19:42:10,358 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:42:10,359 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:42:10,360 INFO L158 Benchmark]: Toolchain (without parser) took 2284.04ms. Allocated memory was 119.5MB in the beginning and 155.2MB in the end (delta: 35.7MB). Free memory was 77.4MB in the beginning and 64.3MB in the end (delta: 13.1MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2024-11-08 19:42:10,360 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 119.5MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:10,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1420.94ms. Allocated memory was 119.5MB in the beginning and 155.2MB in the end (delta: 35.7MB). Free memory was 77.1MB in the beginning and 97.8MB in the end (delta: -20.7MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2024-11-08 19:42:10,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.94ms. Allocated memory is still 155.2MB. Free memory was 97.8MB in the beginning and 94.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:42:10,363 INFO L158 Benchmark]: Boogie Preprocessor took 32.09ms. Allocated memory is still 155.2MB. Free memory was 94.5MB in the beginning and 93.7MB in the end (delta: 893.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:10,363 INFO L158 Benchmark]: RCFGBuilder took 435.83ms. Allocated memory is still 155.2MB. Free memory was 93.7MB in the beginning and 79.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:42:10,364 INFO L158 Benchmark]: CodeCheck took 330.16ms. Allocated memory is still 155.2MB. Free memory was 79.0MB in the beginning and 64.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:42:10,365 INFO L158 Benchmark]: Witness Printer took 5.34ms. Allocated memory is still 155.2MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:10,368 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_min_predec_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] data = (-0x7fffffff - 1) [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [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 0.22ms. Allocated memory is still 119.5MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1420.94ms. Allocated memory was 119.5MB in the beginning and 155.2MB in the end (delta: 35.7MB). Free memory was 77.1MB in the beginning and 97.8MB in the end (delta: -20.7MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.94ms. Allocated memory is still 155.2MB. Free memory was 97.8MB in the beginning and 94.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.09ms. Allocated memory is still 155.2MB. Free memory was 94.5MB in the beginning and 93.7MB in the end (delta: 893.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 435.83ms. Allocated memory is still 155.2MB. Free memory was 93.7MB in the beginning and 79.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 330.16ms. Allocated memory is still 155.2MB. Free memory was 79.0MB in the beginning and 64.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.34ms. Allocated memory is still 155.2MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:42:10,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/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_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/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_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/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 06721e2e071c6881d5dbfba6761267cb93e8477f520bf8d38d2cb1bb446918ab --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:42:12,892 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:42:12,993 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:42:13,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:42:13,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:42:13,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:42:13,039 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:42:13,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:42:13,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:42:13,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:42:13,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:42:13,043 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:42:13,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:42:13,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:42:13,043 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:42:13,044 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:42:13,044 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:42:13,047 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:42:13,048 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:42:13,049 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:42:13,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:42:13,052 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:42:13,053 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:42:13,053 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:42:13,054 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:42:13,054 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:13,054 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:42:13,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:42:13,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:42:13,055 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:42:13,055 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:42:13,056 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:42:13,056 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:42:13,056 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:13,056 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:42:13,056 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_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06721e2e071c6881d5dbfba6761267cb93e8477f520bf8d38d2cb1bb446918ab [2024-11-08 19:42:13,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:42:13,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:42:13,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:42:13,466 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:42:13,467 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:42:13,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_42_bad.i Unable to find full path for "g++" [2024-11-08 19:42:15,681 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:42:16,148 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:42:16,148 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_42_bad.i [2024-11-08 19:42:16,180 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/data/519acd43b/ab913bf4f5cc40838ca0bc1ee1c0518c/FLAGc9f1fa2ce [2024-11-08 19:42:16,199 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/data/519acd43b/ab913bf4f5cc40838ca0bc1ee1c0518c [2024-11-08 19:42:16,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:42:16,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:42:16,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:42:16,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:42:16,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:42:16,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:42:16" (1/1) ... [2024-11-08 19:42:16,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@694bf039 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:16, skipping insertion in model container [2024-11-08 19:42:16,215 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:42:16" (1/1) ... [2024-11-08 19:42:16,290 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:42:17,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:42:17,426 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:42:17,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:42:17,712 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:42:17,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17 WrapperNode [2024-11-08 19:42:17,713 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:42:17,714 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:42:17,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:42:17,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:42:17,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17" (1/1) ... [2024-11-08 19:42:17,763 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17" (1/1) ... [2024-11-08 19:42:17,784 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-08 19:42:17,785 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:42:17,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:42:17,786 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:42:17,786 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:42:17,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17" (1/1) ... [2024-11-08 19:42:17,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17" (1/1) ... [2024-11-08 19:42:17,797 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17" (1/1) ... [2024-11-08 19:42:17,798 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17" (1/1) ... [2024-11-08 19:42:17,806 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17" (1/1) ... [2024-11-08 19:42:17,807 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17" (1/1) ... [2024-11-08 19:42:17,810 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17" (1/1) ... [2024-11-08 19:42:17,811 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17" (1/1) ... [2024-11-08 19:42:17,815 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:42:17,816 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:42:17,816 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:42:17,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:42:17,817 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:17" (1/1) ... [2024-11-08 19:42:17,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:42:17,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:42:17,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:42:17,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:42:17,891 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:42:17,891 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:42:17,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:42:17,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:42:17,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:42:18,048 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:42:18,051 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:42:18,178 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 19:42:18,179 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:42:18,226 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:42:18,227 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:42:18,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:18 BoogieIcfgContainer [2024-11-08 19:42:18,227 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:42:18,228 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:42:18,228 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:42:18,239 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:42:18,239 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:18" (1/1) ... [2024-11-08 19:42:18,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:42:18,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:18,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 19:42:18,302 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 19:42:18,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:42:18,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:18,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:18,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:18,317 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:18,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:42:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:18,495 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:42:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:18,625 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:42:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:42:18,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:42:18,666 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:42:18,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:42:18 ImpRootNode [2024-11-08 19:42:18,703 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:42:18,706 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:42:18,706 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:42:18,706 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:42:18,707 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:18" (3/4) ... [2024-11-08 19:42:18,710 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:42:18,711 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:42:18,713 INFO L158 Benchmark]: Toolchain (without parser) took 2507.63ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 50.6MB in the beginning and 64.3MB in the end (delta: -13.7MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2024-11-08 19:42:18,714 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory is still 28.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:18,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1507.21ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 50.4MB in the beginning and 70.0MB in the end (delta: -19.6MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2024-11-08 19:42:18,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.71ms. Allocated memory is still 98.6MB. Free memory was 70.0MB in the beginning and 66.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:42:18,717 INFO L158 Benchmark]: Boogie Preprocessor took 29.49ms. Allocated memory is still 98.6MB. Free memory was 66.9MB in the beginning and 65.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:18,717 INFO L158 Benchmark]: RCFGBuilder took 411.99ms. Allocated memory is still 98.6MB. Free memory was 65.3MB in the beginning and 48.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:42:18,718 INFO L158 Benchmark]: CodeCheck took 475.42ms. Allocated memory is still 98.6MB. Free memory was 48.6MB in the beginning and 64.3MB in the end (delta: -15.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:18,719 INFO L158 Benchmark]: Witness Printer took 6.01ms. Allocated memory is still 98.6MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:18,723 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: 0.4s, 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, 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_min_predec_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] data = (-0x7fffffff - 1) [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [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 0.28ms. Allocated memory is still 52.4MB. Free memory is still 28.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1507.21ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 50.4MB in the beginning and 70.0MB in the end (delta: -19.6MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.71ms. Allocated memory is still 98.6MB. Free memory was 70.0MB in the beginning and 66.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.49ms. Allocated memory is still 98.6MB. Free memory was 66.9MB in the beginning and 65.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 411.99ms. Allocated memory is still 98.6MB. Free memory was 65.3MB in the beginning and 48.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 475.42ms. Allocated memory is still 98.6MB. Free memory was 48.6MB in the beginning and 64.3MB in the end (delta: -15.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.01ms. Allocated memory is still 98.6MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:42:18,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ee5d04f-c4d6-4405-b0f5-c61e49dd15f2/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