./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_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_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/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_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/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_8e7a2048-2313-43bb-a57a-a45a2d883dab/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 993f94a2497d93915a59b972dc7158d7d368da915ca640d942d18537635ad010 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:56,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:56,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:36:56,316 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:36:56,317 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:36:56,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:56,355 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:56,356 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:56,357 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:56,358 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:56,360 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:56,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:56,361 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:36:56,361 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:56,361 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:56,365 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:56,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:56,366 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:56,366 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:36:56,366 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:36:56,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:56,367 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:56,368 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:56,368 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:56,370 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:56,370 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:56,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:56,371 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:56,371 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:56,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:56,372 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:36:56,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:36:56,374 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_8e7a2048-2313-43bb-a57a-a45a2d883dab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 993f94a2497d93915a59b972dc7158d7d368da915ca640d942d18537635ad010 [2024-11-09 00:36:56,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:56,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:56,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:56,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:56,714 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:56,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i Unable to find full path for "g++" [2024-11-09 00:36:58,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:59,141 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:59,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i [2024-11-09 00:36:59,175 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/data/137777008/329b0d9ec1e843a8bd6f5c341d138200/FLAG4f3bdbc48 [2024-11-09 00:36:59,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/data/137777008/329b0d9ec1e843a8bd6f5c341d138200 [2024-11-09 00:36:59,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:59,347 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:59,348 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:59,349 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:59,354 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:59,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@482065b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59, skipping insertion in model container [2024-11-09 00:36:59,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:37:00,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:37:00,424 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:37:00,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:37:00,684 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:37:00,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00 WrapperNode [2024-11-09 00:37:00,685 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:37:00,686 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:37:00,686 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:37:00,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:37:00,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,740 INFO L138 Inliner]: procedures = 497, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-09 00:37:00,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:37:00,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:37:00,741 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:37:00,741 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:37:00,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:37:00,779 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:37:00,779 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:37:00,779 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:37:00,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:37:00,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:37:00,828 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:37:00,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:37:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:37:00,879 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:37:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:37:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:37:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:37:00,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:37:00,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:37:00,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:37:00,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:37:01,082 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:37:01,085 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:37:01,228 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 00:37:01,228 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:37:01,281 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:37:01,281 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:37:01,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:37:01 BoogieIcfgContainer [2024-11-09 00:37:01,282 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:37:01,282 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:37:01,282 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:37:01,296 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:37:01,296 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:37:01" (1/1) ... [2024-11-09 00:37:01,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:37:01,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:01,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:37:01,362 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:37:01,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:37:01,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:01,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:37:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:37:01,542 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:37:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:37:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:37:01,630 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:37:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:37:01,684 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:37:01,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:37:01 ImpRootNode [2024-11-09 00:37:01,716 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:37:01,718 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:37:01,718 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:37:01,720 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:37:01,720 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:37:01" (3/4) ... [2024-11-09 00:37:01,723 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:37:01,724 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:37:01,726 INFO L158 Benchmark]: Toolchain (without parser) took 2378.15ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 65.1MB in the beginning and 103.8MB in the end (delta: -38.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:37:01,726 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 127.9MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:37:01,727 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1337.07ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 64.7MB in the beginning and 79.3MB in the end (delta: -14.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2024-11-09 00:37:01,728 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.55ms. Allocated memory is still 163.6MB. Free memory was 79.3MB in the beginning and 76.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:37:01,729 INFO L158 Benchmark]: Boogie Preprocessor took 37.06ms. Allocated memory is still 163.6MB. Free memory was 76.1MB in the beginning and 75.2MB in the end (delta: 947.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:37:01,729 INFO L158 Benchmark]: RCFGBuilder took 502.68ms. Allocated memory is still 163.6MB. Free memory was 74.6MB in the beginning and 121.7MB in the end (delta: -47.1MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2024-11-09 00:37:01,730 INFO L158 Benchmark]: CodeCheck took 433.63ms. Allocated memory is still 163.6MB. Free memory was 120.6MB in the beginning and 104.9MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:37:01,732 INFO L158 Benchmark]: Witness Printer took 6.43ms. Allocated memory is still 163.6MB. Free memory was 104.9MB in the beginning and 103.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:37:01,736 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1564]: 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 1572. 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); [L1572] 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) [L1572] 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] [L1573] CALL CWE191_Integer_Underflow__int_min_multiply_34_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_min_multiply_34_unionType myUnion; [L1557] data = 0 [L1558] data = (-0x7fffffff - 1) [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1562] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] data * 2 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 0.26ms. Allocated memory is still 127.9MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1337.07ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 64.7MB in the beginning and 79.3MB in the end (delta: -14.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.55ms. Allocated memory is still 163.6MB. Free memory was 79.3MB in the beginning and 76.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.06ms. Allocated memory is still 163.6MB. Free memory was 76.1MB in the beginning and 75.2MB in the end (delta: 947.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 502.68ms. Allocated memory is still 163.6MB. Free memory was 74.6MB in the beginning and 121.7MB in the end (delta: -47.1MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * CodeCheck took 433.63ms. Allocated memory is still 163.6MB. Free memory was 120.6MB in the beginning and 104.9MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 6.43ms. Allocated memory is still 163.6MB. Free memory was 104.9MB in the beginning and 103.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:37:01,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/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_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/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_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/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_8e7a2048-2313-43bb-a57a-a45a2d883dab/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 993f94a2497d93915a59b972dc7158d7d368da915ca640d942d18537635ad010 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:37:04,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:37:04,308 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:37:04,336 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:37:04,337 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:37:04,338 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:37:04,339 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:37:04,339 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:37:04,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:37:04,340 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:37:04,340 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:37:04,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:37:04,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:37:04,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:37:04,342 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:37:04,343 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:37:04,343 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:37:04,344 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:37:04,344 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:37:04,345 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:37:04,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:37:04,346 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:37:04,346 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:37:04,346 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:37:04,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:37:04,347 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:37:04,348 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:37:04,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:37:04,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:37:04,349 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:37:04,349 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:37:04,349 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:37:04,350 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:37:04,350 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:37:04,350 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:37:04,351 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_8e7a2048-2313-43bb-a57a-a45a2d883dab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 993f94a2497d93915a59b972dc7158d7d368da915ca640d942d18537635ad010 [2024-11-09 00:37:04,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:37:04,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:37:04,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:37:04,783 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:37:04,783 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:37:04,788 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i Unable to find full path for "g++" [2024-11-09 00:37:07,056 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:37:07,416 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:37:07,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i [2024-11-09 00:37:07,454 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/data/67ce8dade/ca6c13e4128447d1bf72738f79dc2ff6/FLAG989662b92 [2024-11-09 00:37:07,477 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/data/67ce8dade/ca6c13e4128447d1bf72738f79dc2ff6 [2024-11-09 00:37:07,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:37:07,481 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:37:07,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:37:07,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:37:07,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:37:07,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:07,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164f2749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07, skipping insertion in model container [2024-11-09 00:37:07,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:07,566 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:37:08,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:37:08,625 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:37:08,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:37:08,905 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:37:08,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08 WrapperNode [2024-11-09 00:37:08,905 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:37:08,906 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:37:08,907 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:37:08,907 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:37:08,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08" (1/1) ... [2024-11-09 00:37:08,950 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08" (1/1) ... [2024-11-09 00:37:08,976 INFO L138 Inliner]: procedures = 502, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-09 00:37:08,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:37:08,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:37:08,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:37:08,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:37:08,988 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08" (1/1) ... [2024-11-09 00:37:08,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08" (1/1) ... [2024-11-09 00:37:08,996 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08" (1/1) ... [2024-11-09 00:37:08,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08" (1/1) ... [2024-11-09 00:37:09,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08" (1/1) ... [2024-11-09 00:37:09,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08" (1/1) ... [2024-11-09 00:37:09,010 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08" (1/1) ... [2024-11-09 00:37:09,012 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08" (1/1) ... [2024-11-09 00:37:09,015 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:37:09,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:37:09,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:37:09,017 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:37:09,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:08" (1/1) ... [2024-11-09 00:37:09,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:37:09,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:37:09,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:37:09,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:37:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:37:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:37:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:37:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:37:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:37:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:37:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:37:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:37:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:37:09,276 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:37:09,280 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:37:09,451 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 00:37:09,451 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:37:09,504 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:37:09,505 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:37:09,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:37:09 BoogieIcfgContainer [2024-11-09 00:37:09,505 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:37:09,506 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:37:09,506 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:37:09,519 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:37:09,519 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:37:09" (1/1) ... [2024-11-09 00:37:09,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:37:09,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:09,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:37:09,585 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:37:09,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:37:09,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:09,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:37:09,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:37:09,593 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:37:09,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:37:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:37:09,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:37:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:37:09,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:37:09,960 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:37:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:37:10,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:37:10,022 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:37:10,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:37:10 ImpRootNode [2024-11-09 00:37:10,078 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:37:10,081 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:37:10,081 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:37:10,081 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:37:10,081 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:37:09" (3/4) ... [2024-11-09 00:37:10,089 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:37:10,090 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:37:10,096 INFO L158 Benchmark]: Toolchain (without parser) took 2614.33ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 42.8MB in the beginning and 73.5MB in the end (delta: -30.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:37:10,096 INFO L158 Benchmark]: CDTParser took 3.06ms. Allocated memory is still 52.4MB. Free memory is still 28.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:37:10,097 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1422.14ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 42.6MB in the beginning and 63.0MB in the end (delta: -20.4MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-11-09 00:37:10,098 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.71ms. Allocated memory is still 104.9MB. Free memory was 63.0MB in the beginning and 59.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:37:10,099 INFO L158 Benchmark]: Boogie Preprocessor took 37.91ms. Allocated memory is still 104.9MB. Free memory was 59.9MB in the beginning and 58.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:37:10,100 INFO L158 Benchmark]: RCFGBuilder took 488.82ms. Allocated memory is still 104.9MB. Free memory was 57.7MB in the beginning and 71.7MB in the end (delta: -14.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:37:10,103 INFO L158 Benchmark]: CodeCheck took 573.87ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 74.2MB in the end (delta: -2.4MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-11-09 00:37:10,104 INFO L158 Benchmark]: Witness Printer took 14.38ms. Allocated memory is still 104.9MB. Free memory was 74.2MB in the beginning and 73.5MB in the end (delta: 632.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:37:10,112 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1564]: 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 1572. 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); [L1572] 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) [L1572] 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] [L1573] CALL CWE191_Integer_Underflow__int_min_multiply_34_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_min_multiply_34_unionType myUnion; [L1557] data = 0 [L1558] data = (-0x7fffffff - 1) [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1562] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] data * 2 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 3.06ms. Allocated memory is still 52.4MB. Free memory is still 28.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1422.14ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 42.6MB in the beginning and 63.0MB in the end (delta: -20.4MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.71ms. Allocated memory is still 104.9MB. Free memory was 63.0MB in the beginning and 59.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.91ms. Allocated memory is still 104.9MB. Free memory was 59.9MB in the beginning and 58.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 488.82ms. Allocated memory is still 104.9MB. Free memory was 57.7MB in the beginning and 71.7MB in the end (delta: -14.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 573.87ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 74.2MB in the end (delta: -2.4MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Witness Printer took 14.38ms. Allocated memory is still 104.9MB. Free memory was 74.2MB in the beginning and 73.5MB in the end (delta: 632.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:37:10,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7a2048-2313-43bb-a57a-a45a2d883dab/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample