./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_13_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_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/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_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/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_f08162ea-2fa5-45d9-b5b0-136372658d52/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 9d9ba1193692b1dfcdec40206e43403981e48fb2fc97b434d56ec6c6340c95e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:45:26,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:45:26,576 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:45:26,580 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:45:26,581 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:45:26,603 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:45:26,604 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:45:26,604 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:45:26,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:45:26,606 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:45:26,606 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:45:26,607 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:45:26,607 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:45:26,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:45:26,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:45:26,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:45:26,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:45:26,609 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:45:26,609 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:45:26,610 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:45:26,610 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:45:26,611 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:45:26,611 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:45:26,611 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:45:26,612 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:45:26,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:45:26,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:26,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:45:26,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:45:26,614 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:45:26,614 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:45:26,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:45:26,615 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_f08162ea-2fa5-45d9-b5b0-136372658d52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d9ba1193692b1dfcdec40206e43403981e48fb2fc97b434d56ec6c6340c95e2 [2024-11-08 23:45:26,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:45:26,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:45:26,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:45:26,949 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:45:26,950 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:45:26,952 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_13_bad.i Unable to find full path for "g++" [2024-11-08 23:45:29,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:45:29,444 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:45:29,447 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_13_bad.i [2024-11-08 23:45:29,478 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/data/21f0bcd52/5de80fc1b1444414991731e32baa21bc/FLAGe3bb6a854 [2024-11-08 23:45:29,495 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/data/21f0bcd52/5de80fc1b1444414991731e32baa21bc [2024-11-08 23:45:29,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:45:29,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:45:29,503 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:29,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:45:29,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:45:29,510 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:29" (1/1) ... [2024-11-08 23:45:29,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345094f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:29, skipping insertion in model container [2024-11-08 23:45:29,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:29" (1/1) ... [2024-11-08 23:45:29,582 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:45:30,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:30,547 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:45:30,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:30,762 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:45:30,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30 WrapperNode [2024-11-08 23:45:30,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:30,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:30,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:45:30,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:45:30,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30" (1/1) ... [2024-11-08 23:45:30,792 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30" (1/1) ... [2024-11-08 23:45:30,814 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-08 23:45:30,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:30,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:45:30,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:45:30,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:45:30,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30" (1/1) ... [2024-11-08 23:45:30,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30" (1/1) ... [2024-11-08 23:45:30,827 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30" (1/1) ... [2024-11-08 23:45:30,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30" (1/1) ... [2024-11-08 23:45:30,832 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30" (1/1) ... [2024-11-08 23:45:30,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30" (1/1) ... [2024-11-08 23:45:30,835 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30" (1/1) ... [2024-11-08 23:45:30,837 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30" (1/1) ... [2024-11-08 23:45:30,839 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:45:30,840 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:45:30,840 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:45:30,840 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:45:30,841 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:30" (1/1) ... [2024-11-08 23:45:30,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:30,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:45:30,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:45:30,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:45:30,907 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:45:30,907 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:45:30,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:45:30,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:45:30,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:45:31,074 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:45:31,076 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:45:31,230 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:45:31,231 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:45:31,285 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:45:31,285 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:45:31,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:31 BoogieIcfgContainer [2024-11-08 23:45:31,286 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:45:31,288 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:45:31,289 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:45:31,300 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:45:31,300 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:31" (1/1) ... [2024-11-08 23:45:31,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:45:31,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:31,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 23:45:31,365 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 23:45:31,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:45:31,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:31,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:45:31,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:45:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:45:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:45:31,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:45:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:45:31,649 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:45:31,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:45:31 ImpRootNode [2024-11-08 23:45:31,684 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:45:31,686 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:45:31,688 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:45:31,688 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:45:31,688 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:31" (3/4) ... [2024-11-08 23:45:31,692 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:45:31,693 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:45:31,695 INFO L158 Benchmark]: Toolchain (without parser) took 2193.94ms. Allocated memory is still 182.5MB. Free memory was 139.8MB in the beginning and 127.9MB in the end (delta: 11.8MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2024-11-08 23:45:31,696 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 182.5MB. Free memory is still 154.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:45:31,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1259.84ms. Allocated memory is still 182.5MB. Free memory was 139.8MB in the beginning and 76.1MB in the end (delta: 63.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-11-08 23:45:31,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.99ms. Allocated memory is still 182.5MB. Free memory was 75.7MB in the beginning and 73.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:45:31,697 INFO L158 Benchmark]: Boogie Preprocessor took 23.96ms. Allocated memory is still 182.5MB. Free memory was 73.0MB in the beginning and 71.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:45:31,699 INFO L158 Benchmark]: RCFGBuilder took 446.47ms. Allocated memory is still 182.5MB. Free memory was 71.6MB in the beginning and 143.7MB in the end (delta: -72.1MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-11-08 23:45:31,700 INFO L158 Benchmark]: CodeCheck took 395.70ms. Allocated memory is still 182.5MB. Free memory was 143.7MB in the beginning and 127.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:45:31,701 INFO L158 Benchmark]: Witness Printer took 7.97ms. Allocated memory is still 182.5MB. Free memory was 127.9MB in the beginning and 127.9MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:45:31,704 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_min_multiply_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE GLOBAL_CONST_FIVE==5 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] [L1558] 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] [L1560] 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 0.36ms. Allocated memory is still 182.5MB. Free memory is still 154.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1259.84ms. Allocated memory is still 182.5MB. Free memory was 139.8MB in the beginning and 76.1MB in the end (delta: 63.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.99ms. Allocated memory is still 182.5MB. Free memory was 75.7MB in the beginning and 73.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.96ms. Allocated memory is still 182.5MB. Free memory was 73.0MB in the beginning and 71.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 446.47ms. Allocated memory is still 182.5MB. Free memory was 71.6MB in the beginning and 143.7MB in the end (delta: -72.1MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * CodeCheck took 395.70ms. Allocated memory is still 182.5MB. Free memory was 143.7MB in the beginning and 127.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.97ms. Allocated memory is still 182.5MB. Free memory was 127.9MB in the beginning and 127.9MB in the end (delta: 2.6kB). 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 23:45:31,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/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_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/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_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/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_f08162ea-2fa5-45d9-b5b0-136372658d52/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 9d9ba1193692b1dfcdec40206e43403981e48fb2fc97b434d56ec6c6340c95e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:45:34,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:45:34,262 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:45:34,296 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:45:34,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:45:34,297 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:45:34,298 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:45:34,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:45:34,299 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:45:34,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:45:34,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:45:34,300 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:45:34,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:45:34,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:45:34,301 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:45:34,302 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:45:34,302 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:45:34,305 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:45:34,305 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:45:34,306 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:45:34,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:45:34,310 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:45:34,310 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:45:34,310 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:45:34,311 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:45:34,311 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:34,311 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:45:34,311 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:45:34,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:34,312 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:45:34,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:45:34,313 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:45:34,313 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:45:34,313 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:34,313 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:45:34,315 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_f08162ea-2fa5-45d9-b5b0-136372658d52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d9ba1193692b1dfcdec40206e43403981e48fb2fc97b434d56ec6c6340c95e2 [2024-11-08 23:45:34,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:45:34,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:45:34,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:45:34,769 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:45:34,769 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:45:34,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_13_bad.i Unable to find full path for "g++" [2024-11-08 23:45:36,989 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:45:37,370 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:45:37,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_13_bad.i [2024-11-08 23:45:37,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/data/43d007d0e/bf05cb8503f5472b83c458748837cacd/FLAGaf0d07268 [2024-11-08 23:45:37,414 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/data/43d007d0e/bf05cb8503f5472b83c458748837cacd [2024-11-08 23:45:37,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:45:37,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:45:37,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:37,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:45:37,424 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:45:37,425 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:37" (1/1) ... [2024-11-08 23:45:37,426 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70772b90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:37, skipping insertion in model container [2024-11-08 23:45:37,426 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:37" (1/1) ... [2024-11-08 23:45:37,490 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:45:38,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:38,483 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:45:38,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:38,717 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:45:38,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38 WrapperNode [2024-11-08 23:45:38,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:38,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:38,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:45:38,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:45:38,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38" (1/1) ... [2024-11-08 23:45:38,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38" (1/1) ... [2024-11-08 23:45:38,793 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-08 23:45:38,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:38,794 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:45:38,794 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:45:38,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:45:38,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38" (1/1) ... [2024-11-08 23:45:38,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38" (1/1) ... [2024-11-08 23:45:38,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38" (1/1) ... [2024-11-08 23:45:38,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38" (1/1) ... [2024-11-08 23:45:38,815 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38" (1/1) ... [2024-11-08 23:45:38,817 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38" (1/1) ... [2024-11-08 23:45:38,820 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38" (1/1) ... [2024-11-08 23:45:38,821 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38" (1/1) ... [2024-11-08 23:45:38,825 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:45:38,826 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:45:38,826 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:45:38,826 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:45:38,827 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:38" (1/1) ... [2024-11-08 23:45:38,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:38,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:45:38,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:45:38,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:45:38,898 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:45:38,898 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:45:38,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:45:38,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:45:38,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:45:39,059 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:45:39,061 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:45:39,184 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:45:39,184 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:45:39,265 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:45:39,265 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:45:39,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:39 BoogieIcfgContainer [2024-11-08 23:45:39,266 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:45:39,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:45:39,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:45:39,283 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:45:39,284 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:39" (1/1) ... [2024-11-08 23:45:39,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:45:39,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:39,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 23:45:39,374 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 23:45:39,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:45:39,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:39,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:39,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:39,390 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:39,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:45:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:45:39,549 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:45:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:45:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:45:39,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:45:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:45:39,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:45:39,675 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:45:39,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:45:39 ImpRootNode [2024-11-08 23:45:39,708 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:45:39,709 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:45:39,711 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:45:39,711 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:45:39,712 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:39" (3/4) ... [2024-11-08 23:45:39,714 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:45:39,716 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:45:39,717 INFO L158 Benchmark]: Toolchain (without parser) took 2298.35ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 48.2MB in the beginning and 57.3MB in the end (delta: -9.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-11-08 23:45:39,717 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 75.5MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:45:39,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1299.16ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 48.0MB in the beginning and 64.4MB in the end (delta: -16.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 23:45:39,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.68ms. Allocated memory is still 98.6MB. Free memory was 64.4MB in the beginning and 61.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:45:39,720 INFO L158 Benchmark]: Boogie Preprocessor took 30.62ms. Allocated memory is still 98.6MB. Free memory was 61.3MB in the beginning and 59.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:45:39,722 INFO L158 Benchmark]: RCFGBuilder took 440.43ms. Allocated memory is still 98.6MB. Free memory was 59.7MB in the beginning and 43.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:45:39,722 INFO L158 Benchmark]: CodeCheck took 437.54ms. Allocated memory is still 98.6MB. Free memory was 43.4MB in the beginning and 57.9MB in the end (delta: -14.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:45:39,723 INFO L158 Benchmark]: Witness Printer took 7.11ms. Allocated memory is still 98.6MB. Free memory was 57.9MB in the beginning and 57.3MB in the end (delta: 533.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:45:39,728 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, 15 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, 8 NumberOfCodeBlocks, 8 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_min_multiply_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE GLOBAL_CONST_FIVE==5 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] [L1558] 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] [L1560] 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 0.81ms. Allocated memory is still 75.5MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1299.16ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 48.0MB in the beginning and 64.4MB in the end (delta: -16.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.68ms. Allocated memory is still 98.6MB. Free memory was 64.4MB in the beginning and 61.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.62ms. Allocated memory is still 98.6MB. Free memory was 61.3MB in the beginning and 59.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.43ms. Allocated memory is still 98.6MB. Free memory was 59.7MB in the beginning and 43.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 437.54ms. Allocated memory is still 98.6MB. Free memory was 43.4MB in the beginning and 57.9MB in the end (delta: -14.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.11ms. Allocated memory is still 98.6MB. Free memory was 57.9MB in the beginning and 57.3MB in the end (delta: 533.5kB). 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 [2024-11-08 23:45:39,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08162ea-2fa5-45d9-b5b0-136372658d52/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample