./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/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_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/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_a96ee6d9-ec82-45a7-9716-90ae3100bd22/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 6279e829eceda1cfd0c824b838ebe046beea4639a0152f901c8eaf0dbfc40289 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:02:16,398 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:02:16,501 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:02:16,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:02:16,511 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:02:16,552 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:02:16,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:02:16,554 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:02:16,555 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:02:16,557 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:02:16,558 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:02:16,559 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:02:16,559 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:02:16,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:02:16,562 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:02:16,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:02:16,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:02:16,564 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:02:16,564 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:02:16,564 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:02:16,565 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:02:16,566 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:02:16,566 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:02:16,566 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:02:16,567 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:02:16,567 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:02:16,568 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:02:16,568 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:02:16,568 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:02:16,569 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:02:16,569 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:02:16,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:02:16,570 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_a96ee6d9-ec82-45a7-9716-90ae3100bd22/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6279e829eceda1cfd0c824b838ebe046beea4639a0152f901c8eaf0dbfc40289 [2024-11-08 23:02:16,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:02:16,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:02:16,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:02:16,969 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:02:16,974 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:02:16,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i Unable to find full path for "g++" [2024-11-08 23:02:19,323 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:02:19,721 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:02:19,725 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i [2024-11-08 23:02:19,758 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/data/961233e3f/55b80f3e6717428783808d7ce0f84474/FLAGfa21c7bcd [2024-11-08 23:02:19,781 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/data/961233e3f/55b80f3e6717428783808d7ce0f84474 [2024-11-08 23:02:19,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:02:19,786 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:02:19,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:02:19,788 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:02:19,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:02:19,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:02:19" (1/1) ... [2024-11-08 23:02:19,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b108d34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:19, skipping insertion in model container [2024-11-08 23:02:19,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:02:19" (1/1) ... [2024-11-08 23:02:19,891 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:02:21,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:02:21,282 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:02:21,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:02:21,658 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:02:21,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21 WrapperNode [2024-11-08 23:02:21,659 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:02:21,660 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:02:21,661 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:02:21,661 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:02:21,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21" (1/1) ... [2024-11-08 23:02:21,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21" (1/1) ... [2024-11-08 23:02:21,728 INFO L138 Inliner]: procedures = 497, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2024-11-08 23:02:21,729 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:02:21,730 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:02:21,733 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:02:21,733 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:02:21,743 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21" (1/1) ... [2024-11-08 23:02:21,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21" (1/1) ... [2024-11-08 23:02:21,746 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21" (1/1) ... [2024-11-08 23:02:21,747 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21" (1/1) ... [2024-11-08 23:02:21,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21" (1/1) ... [2024-11-08 23:02:21,756 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21" (1/1) ... [2024-11-08 23:02:21,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21" (1/1) ... [2024-11-08 23:02:21,759 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21" (1/1) ... [2024-11-08 23:02:21,763 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:02:21,764 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:02:21,764 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:02:21,764 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:02:21,765 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:21" (1/1) ... [2024-11-08 23:02:21,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:02:21,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:02:21,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:02:21,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:02:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:02:21,872 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:02:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:02:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:02:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:02:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:02:21,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:02:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:02:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:02:22,112 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:02:22,115 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:02:22,287 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 23:02:22,287 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:02:22,333 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:02:22,333 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:02:22,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:02:22 BoogieIcfgContainer [2024-11-08 23:02:22,334 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:02:22,335 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:02:22,335 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:02:22,347 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:02:22,347 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:02:22" (1/1) ... [2024-11-08 23:02:22,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:02:22,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:22,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:02:22,427 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:02:22,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:02:22,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:22,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:02:22,655 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:02:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:02:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:02:22,804 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:02:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:02:22,866 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:02:22,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:02:22 ImpRootNode [2024-11-08 23:02:22,928 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:02:22,931 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:02:22,931 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:02:22,931 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:02:22,932 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:02:22" (3/4) ... [2024-11-08 23:02:22,939 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:02:22,940 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:02:22,943 INFO L158 Benchmark]: Toolchain (without parser) took 3156.58ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 105.7MB in the beginning and 91.7MB in the end (delta: 14.0MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2024-11-08 23:02:22,943 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 146.8MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:02:22,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1872.02ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 105.4MB in the beginning and 130.5MB in the end (delta: -25.1MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2024-11-08 23:02:22,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.71ms. Allocated memory is still 180.4MB. Free memory was 130.5MB in the beginning and 127.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:02:22,950 INFO L158 Benchmark]: Boogie Preprocessor took 33.41ms. Allocated memory is still 180.4MB. Free memory was 127.4MB in the beginning and 126.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:02:22,951 INFO L158 Benchmark]: RCFGBuilder took 570.46ms. Allocated memory is still 180.4MB. Free memory was 126.3MB in the beginning and 110.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:02:22,952 INFO L158 Benchmark]: CodeCheck took 592.77ms. Allocated memory is still 180.4MB. Free memory was 110.6MB in the beginning and 92.8MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:02:22,954 INFO L158 Benchmark]: Witness Printer took 10.73ms. Allocated memory is still 180.4MB. Free memory was 92.8MB in the beginning and 91.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:02:22,959 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: 1563]: 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); [L1571] 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) [L1571] 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] [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] data = (-0x7fffffff - 1) [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1561] 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] [L1563] 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 0.48ms. Allocated memory is still 146.8MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1872.02ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 105.4MB in the beginning and 130.5MB in the end (delta: -25.1MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.71ms. Allocated memory is still 180.4MB. Free memory was 130.5MB in the beginning and 127.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.41ms. Allocated memory is still 180.4MB. Free memory was 127.4MB in the beginning and 126.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 570.46ms. Allocated memory is still 180.4MB. Free memory was 126.3MB in the beginning and 110.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 592.77ms. Allocated memory is still 180.4MB. Free memory was 110.6MB in the beginning and 92.8MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 10.73ms. Allocated memory is still 180.4MB. Free memory was 92.8MB in the beginning and 91.7MB in the end (delta: 1.1MB). 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 23:02:23,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/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_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/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_a96ee6d9-ec82-45a7-9716-90ae3100bd22/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 6279e829eceda1cfd0c824b838ebe046beea4639a0152f901c8eaf0dbfc40289 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:02:26,201 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:02:26,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:02:26,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:02:26,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:02:26,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:02:26,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:02:26,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:02:26,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:02:26,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:02:26,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:02:26,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:02:26,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:02:26,384 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:02:26,385 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:02:26,385 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:02:26,385 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:02:26,386 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:02:26,386 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:02:26,387 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:02:26,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:02:26,391 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:02:26,392 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:02:26,392 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:02:26,392 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:02:26,393 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:02:26,393 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:02:26,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:02:26,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:02:26,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:02:26,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:02:26,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:02:26,396 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:02:26,397 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:02:26,397 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:02:26,398 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_a96ee6d9-ec82-45a7-9716-90ae3100bd22/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6279e829eceda1cfd0c824b838ebe046beea4639a0152f901c8eaf0dbfc40289 [2024-11-08 23:02:26,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:02:26,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:02:26,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:02:26,962 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:02:26,965 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:02:26,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i Unable to find full path for "g++" [2024-11-08 23:02:29,149 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:02:29,626 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:02:29,627 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_32_bad.i [2024-11-08 23:02:29,651 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/data/3a03818c0/2c9719875de54a90a50e3e775bd0a971/FLAG7aa2c5f05 [2024-11-08 23:02:29,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/data/3a03818c0/2c9719875de54a90a50e3e775bd0a971 [2024-11-08 23:02:29,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:02:29,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:02:29,742 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:02:29,742 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:02:29,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:02:29,748 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:02:29" (1/1) ... [2024-11-08 23:02:29,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d1b2616 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:29, skipping insertion in model container [2024-11-08 23:02:29,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:02:29" (1/1) ... [2024-11-08 23:02:29,834 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:02:31,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:02:31,147 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:02:31,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:02:31,391 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:02:31,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31 WrapperNode [2024-11-08 23:02:31,391 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:02:31,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:02:31,393 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:02:31,393 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:02:31,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31" (1/1) ... [2024-11-08 23:02:31,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31" (1/1) ... [2024-11-08 23:02:31,459 INFO L138 Inliner]: procedures = 502, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2024-11-08 23:02:31,459 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:02:31,460 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:02:31,460 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:02:31,461 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:02:31,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31" (1/1) ... [2024-11-08 23:02:31,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31" (1/1) ... [2024-11-08 23:02:31,476 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31" (1/1) ... [2024-11-08 23:02:31,476 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31" (1/1) ... [2024-11-08 23:02:31,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31" (1/1) ... [2024-11-08 23:02:31,487 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31" (1/1) ... [2024-11-08 23:02:31,490 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31" (1/1) ... [2024-11-08 23:02:31,492 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31" (1/1) ... [2024-11-08 23:02:31,496 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:02:31,497 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:02:31,497 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:02:31,497 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:02:31,498 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:31" (1/1) ... [2024-11-08 23:02:31,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:02:31,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:02:31,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:02:31,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:02:31,586 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:02:31,587 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:02:31,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:02:31,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:02:31,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:02:31,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:02:31,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:02:31,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:02:31,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:02:31,836 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:02:31,840 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:02:32,103 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 23:02:32,103 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:02:32,186 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:02:32,186 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:02:32,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:02:32 BoogieIcfgContainer [2024-11-08 23:02:32,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:02:32,188 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:02:32,188 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:02:32,198 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:02:32,198 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:02:32" (1/1) ... [2024-11-08 23:02:32,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:02:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:32,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:02:32,281 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:02:32,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:02:32,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:32,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:02:32,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:02:32,293 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:02:32,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:02:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:02:32,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:02:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:02:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:02:32,828 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:02:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:02:32,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:02:32,974 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:02:33,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:02:33 ImpRootNode [2024-11-08 23:02:33,028 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:02:33,032 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:02:33,032 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:02:33,033 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:02:33,033 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:02:32" (3/4) ... [2024-11-08 23:02:33,037 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:02:33,039 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:02:33,040 INFO L158 Benchmark]: Toolchain (without parser) took 3299.07ms. Allocated memory is still 102.8MB. Free memory was 75.3MB in the beginning and 70.2MB in the end (delta: 5.1MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-11-08 23:02:33,041 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:02:33,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1649.79ms. Allocated memory is still 102.8MB. Free memory was 75.0MB in the beginning and 74.9MB in the end (delta: 58.6kB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-11-08 23:02:33,044 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.24ms. Allocated memory is still 102.8MB. Free memory was 74.9MB in the beginning and 71.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:02:33,045 INFO L158 Benchmark]: Boogie Preprocessor took 35.69ms. Allocated memory is still 102.8MB. Free memory was 71.9MB in the beginning and 70.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:02:33,046 INFO L158 Benchmark]: RCFGBuilder took 690.72ms. Allocated memory is still 102.8MB. Free memory was 69.8MB in the beginning and 53.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:02:33,048 INFO L158 Benchmark]: CodeCheck took 840.46ms. Allocated memory is still 102.8MB. Free memory was 53.1MB in the beginning and 70.2MB in the end (delta: -17.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:02:33,048 INFO L158 Benchmark]: Witness Printer took 7.41ms. Allocated memory is still 102.8MB. Free memory is still 70.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:02:33,055 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: 0.8s, 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, 0.1s 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: 1563]: 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); [L1571] 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) [L1571] 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] [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] data = (-0x7fffffff - 1) [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1561] 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] [L1563] 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 0.29ms. Allocated memory is still 62.9MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1649.79ms. Allocated memory is still 102.8MB. Free memory was 75.0MB in the beginning and 74.9MB in the end (delta: 58.6kB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.24ms. Allocated memory is still 102.8MB. Free memory was 74.9MB in the beginning and 71.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.69ms. Allocated memory is still 102.8MB. Free memory was 71.9MB in the beginning and 70.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 690.72ms. Allocated memory is still 102.8MB. Free memory was 69.8MB in the beginning and 53.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 840.46ms. Allocated memory is still 102.8MB. Free memory was 53.1MB in the beginning and 70.2MB in the end (delta: -17.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.41ms. Allocated memory is still 102.8MB. Free memory is still 70.2MB. 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 23:02:33,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96ee6d9-ec82-45a7-9716-90ae3100bd22/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