./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_45_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_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/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_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/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_aa61ef4f-b24a-4324-8677-b7f96a447359/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 5c9b75c4a2b39747889a04eaca453e83e867ae281179fedb212658cb27806796 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:40:57,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:40:57,367 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:40:57,371 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:40:57,371 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:40:57,392 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:40:57,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:40:57,393 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:40:57,394 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:40:57,394 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:40:57,395 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:40:57,395 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:40:57,396 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:40:57,396 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:40:57,396 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:40:57,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:40:57,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:40:57,398 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:40:57,398 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:40:57,398 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:40:57,399 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:40:57,403 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:40:57,404 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:40:57,404 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:40:57,404 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:40:57,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:40:57,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:57,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:40:57,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:40:57,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:40:57,405 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:40:57,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:40:57,408 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_aa61ef4f-b24a-4324-8677-b7f96a447359/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9b75c4a2b39747889a04eaca453e83e867ae281179fedb212658cb27806796 [2024-11-08 23:40:57,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:40:57,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:40:57,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:40:57,763 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:40:57,764 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:40:57,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_45_bad.i Unable to find full path for "g++" [2024-11-08 23:40:59,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:41:00,120 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:41:00,123 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_45_bad.i [2024-11-08 23:41:00,156 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/data/da9b606b2/8e2629cb635242c182da5d9e195f693d/FLAG35d943585 [2024-11-08 23:41:00,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/data/da9b606b2/8e2629cb635242c182da5d9e195f693d [2024-11-08 23:41:00,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:41:00,185 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:41:00,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:00,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:41:00,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:41:00,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:00" (1/1) ... [2024-11-08 23:41:00,196 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c09049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:00, skipping insertion in model container [2024-11-08 23:41:00,196 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:00" (1/1) ... [2024-11-08 23:41:00,275 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:41:01,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:01,434 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:41:01,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:01,709 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:41:01,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01 WrapperNode [2024-11-08 23:41:01,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:01,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:01,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:41:01,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:41:01,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01" (1/1) ... [2024-11-08 23:41:01,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01" (1/1) ... [2024-11-08 23:41:01,769 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2024-11-08 23:41:01,769 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:01,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:41:01,770 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:41:01,771 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:41:01,781 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01" (1/1) ... [2024-11-08 23:41:01,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01" (1/1) ... [2024-11-08 23:41:01,783 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01" (1/1) ... [2024-11-08 23:41:01,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01" (1/1) ... [2024-11-08 23:41:01,795 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01" (1/1) ... [2024-11-08 23:41:01,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01" (1/1) ... [2024-11-08 23:41:01,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01" (1/1) ... [2024-11-08 23:41:01,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01" (1/1) ... [2024-11-08 23:41:01,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:41:01,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:41:01,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:41:01,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:41:01,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:01" (1/1) ... [2024-11-08 23:41:01,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:41:01,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:41:01,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:41:01,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:41:01,879 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:41:01,880 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:41:01,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:41:01,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:41:01,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:41:02,078 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:41:02,081 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:41:02,227 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:41:02,229 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:41:02,277 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:41:02,277 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:41:02,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:02 BoogieIcfgContainer [2024-11-08 23:41:02,278 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:41:02,282 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:41:02,283 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:41:02,296 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:41:02,296 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:02" (1/1) ... [2024-11-08 23:41:02,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:41:02,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:02,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:41:02,357 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:41:02,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:41:02,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:02,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:02,505 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:41:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:02,633 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:41:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:02,710 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:41:02,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:41:02 ImpRootNode [2024-11-08 23:41:02,769 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:41:02,770 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:41:02,771 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:41:02,771 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:41:02,772 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:02" (3/4) ... [2024-11-08 23:41:02,777 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:41:02,779 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:41:02,781 INFO L158 Benchmark]: Toolchain (without parser) took 2595.88ms. Allocated memory is still 157.3MB. Free memory was 123.5MB in the beginning and 77.8MB in the end (delta: 45.7MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2024-11-08 23:41:02,781 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:41:02,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1523.81ms. Allocated memory is still 157.3MB. Free memory was 123.0MB in the beginning and 111.1MB in the end (delta: 11.9MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2024-11-08 23:41:02,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.64ms. Allocated memory is still 157.3MB. Free memory was 111.1MB in the beginning and 107.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:41:02,786 INFO L158 Benchmark]: Boogie Preprocessor took 32.72ms. Allocated memory is still 157.3MB. Free memory was 107.9MB in the beginning and 107.1MB in the end (delta: 785.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:41:02,787 INFO L158 Benchmark]: RCFGBuilder took 474.28ms. Allocated memory is still 157.3MB. Free memory was 107.1MB in the beginning and 93.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:41:02,788 INFO L158 Benchmark]: CodeCheck took 487.33ms. Allocated memory is still 157.3MB. Free memory was 93.2MB in the beginning and 77.8MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:41:02,789 INFO L158 Benchmark]: Witness Printer took 9.52ms. Allocated memory is still 157.3MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:41:02,793 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: 1556]: 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 1571. 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); [L1548] static int CWE191_Integer_Underflow__int_min_multiply_45_badData; [L1549] static int CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData; [L1550] static int CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData; [L1571] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_45_badData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_45_badData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_45_bad() [L1562] int data; [L1563] data = 0 [L1564] data = (-0x7fffffff - 1) [L1565] CWE191_Integer_Underflow__int_min_multiply_45_badData = data [L1566] CALL badSink() [L1553] int data = CWE191_Integer_Underflow__int_min_multiply_45_badData; VAL [CWE191_Integer_Underflow__int_min_multiply_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_min_multiply_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] data * 2 VAL [CWE191_Integer_Underflow__int_min_multiply_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1523.81ms. Allocated memory is still 157.3MB. Free memory was 123.0MB in the beginning and 111.1MB in the end (delta: 11.9MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.64ms. Allocated memory is still 157.3MB. Free memory was 111.1MB in the beginning and 107.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.72ms. Allocated memory is still 157.3MB. Free memory was 107.9MB in the beginning and 107.1MB in the end (delta: 785.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 474.28ms. Allocated memory is still 157.3MB. Free memory was 107.1MB in the beginning and 93.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 487.33ms. Allocated memory is still 157.3MB. Free memory was 93.2MB in the beginning and 77.8MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 9.52ms. Allocated memory is still 157.3MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:41:02,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/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 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_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/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_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/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_aa61ef4f-b24a-4324-8677-b7f96a447359/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 5c9b75c4a2b39747889a04eaca453e83e867ae281179fedb212658cb27806796 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:41:05,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:41:05,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:41:05,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:41:05,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:41:05,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:41:05,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:41:05,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:41:05,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:41:05,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:41:05,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:41:05,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:41:05,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:41:05,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:41:05,387 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:41:05,388 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:41:05,388 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:41:05,389 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:41:05,389 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:41:05,389 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:41:05,390 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:41:05,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:41:05,394 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:41:05,394 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:41:05,394 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:41:05,395 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:41:05,395 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:41:05,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:41:05,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:41:05,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:41:05,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:41:05,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:41:05,397 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:41:05,399 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:41:05,399 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:41:05,399 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_aa61ef4f-b24a-4324-8677-b7f96a447359/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9b75c4a2b39747889a04eaca453e83e867ae281179fedb212658cb27806796 [2024-11-08 23:41:05,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:41:05,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:41:05,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:41:05,829 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:41:05,830 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:41:05,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_45_bad.i Unable to find full path for "g++" [2024-11-08 23:41:07,751 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:41:08,197 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:41:08,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_45_bad.i [2024-11-08 23:41:08,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/data/5c01cdf07/e8a363cdd8ab4b08974e34909904bac1/FLAGc380a8631 [2024-11-08 23:41:08,337 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/data/5c01cdf07/e8a363cdd8ab4b08974e34909904bac1 [2024-11-08 23:41:08,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:41:08,342 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:41:08,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:08,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:41:08,352 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:41:08,353 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:08" (1/1) ... [2024-11-08 23:41:08,354 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1039dc5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:08, skipping insertion in model container [2024-11-08 23:41:08,355 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:08" (1/1) ... [2024-11-08 23:41:08,458 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:41:09,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:09,983 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:41:10,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:10,302 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:41:10,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10 WrapperNode [2024-11-08 23:41:10,303 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:10,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:10,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:41:10,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:41:10,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10" (1/1) ... [2024-11-08 23:41:10,353 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10" (1/1) ... [2024-11-08 23:41:10,391 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2024-11-08 23:41:10,392 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:10,393 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:41:10,393 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:41:10,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:41:10,406 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10" (1/1) ... [2024-11-08 23:41:10,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10" (1/1) ... [2024-11-08 23:41:10,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10" (1/1) ... [2024-11-08 23:41:10,414 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10" (1/1) ... [2024-11-08 23:41:10,432 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10" (1/1) ... [2024-11-08 23:41:10,435 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10" (1/1) ... [2024-11-08 23:41:10,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10" (1/1) ... [2024-11-08 23:41:10,440 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10" (1/1) ... [2024-11-08 23:41:10,445 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:41:10,446 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:41:10,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:41:10,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:41:10,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:10" (1/1) ... [2024-11-08 23:41:10,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:41:10,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:41:10,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:41:10,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:41:10,543 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:41:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:41:10,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:41:10,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:41:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:41:10,796 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:41:10,800 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:41:10,965 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:41:10,966 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:41:11,024 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:41:11,025 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:41:11,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:11 BoogieIcfgContainer [2024-11-08 23:41:11,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:41:11,027 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:41:11,027 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:41:11,044 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:41:11,044 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:11" (1/1) ... [2024-11-08 23:41:11,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:41:11,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:11,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:41:11,149 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:41:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:41:11,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:11,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:41:11,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:41:11,161 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:41:11,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:41:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:11,382 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:41:11,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:11,533 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:41:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:11,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:41:11,599 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:41:11,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:41:11 ImpRootNode [2024-11-08 23:41:11,647 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:41:11,651 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:41:11,651 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:41:11,652 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:41:11,652 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:11" (3/4) ... [2024-11-08 23:41:11,658 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:41:11,659 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:41:11,661 INFO L158 Benchmark]: Toolchain (without parser) took 3318.51ms. Allocated memory is still 104.9MB. Free memory was 77.3MB in the beginning and 49.9MB in the end (delta: 27.4MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2024-11-08 23:41:11,662 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 125.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:41:11,662 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1959.60ms. Allocated memory is still 104.9MB. Free memory was 77.0MB in the beginning and 56.8MB in the end (delta: 20.2MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2024-11-08 23:41:11,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.44ms. Allocated memory is still 104.9MB. Free memory was 56.8MB in the beginning and 53.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:41:11,665 INFO L158 Benchmark]: Boogie Preprocessor took 52.42ms. Allocated memory is still 104.9MB. Free memory was 53.8MB in the beginning and 52.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:41:11,666 INFO L158 Benchmark]: RCFGBuilder took 580.37ms. Allocated memory is still 104.9MB. Free memory was 52.2MB in the beginning and 64.2MB in the end (delta: -12.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2024-11-08 23:41:11,668 INFO L158 Benchmark]: CodeCheck took 620.40ms. Allocated memory is still 104.9MB. Free memory was 64.2MB in the beginning and 49.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:41:11,669 INFO L158 Benchmark]: Witness Printer took 8.85ms. Allocated memory is still 104.9MB. Free memory was 49.9MB in the beginning and 49.9MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:41:11,675 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: 1556]: 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 1571. 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); [L1548] static int CWE191_Integer_Underflow__int_min_multiply_45_badData; [L1549] static int CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData; [L1550] static int CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData; [L1571] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_45_badData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_45_badData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_45_bad() [L1562] int data; [L1563] data = 0 [L1564] data = (-0x7fffffff - 1) [L1565] CWE191_Integer_Underflow__int_min_multiply_45_badData = data [L1566] CALL badSink() [L1553] int data = CWE191_Integer_Underflow__int_min_multiply_45_badData; VAL [CWE191_Integer_Underflow__int_min_multiply_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_min_multiply_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] data * 2 VAL [CWE191_Integer_Underflow__int_min_multiply_45_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_min_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 125.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1959.60ms. Allocated memory is still 104.9MB. Free memory was 77.0MB in the beginning and 56.8MB in the end (delta: 20.2MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.44ms. Allocated memory is still 104.9MB. Free memory was 56.8MB in the beginning and 53.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.42ms. Allocated memory is still 104.9MB. Free memory was 53.8MB in the beginning and 52.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 580.37ms. Allocated memory is still 104.9MB. Free memory was 52.2MB in the beginning and 64.2MB in the end (delta: -12.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * CodeCheck took 620.40ms. Allocated memory is still 104.9MB. Free memory was 64.2MB in the beginning and 49.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.85ms. Allocated memory is still 104.9MB. Free memory was 49.9MB in the beginning and 49.9MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:41:11,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa61ef4f-b24a-4324-8677-b7f96a447359/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