./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm --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 be10955d018fcabdfe6e07b5da717126cb1dd6f4baddebb72089fb708ca0e964 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:29:01,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:29:01,618 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:29:01,623 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:29:01,623 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:29:01,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:29:01,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:29:01,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:29:01,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:29:01,646 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:29:01,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:29:01,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:29:01,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:29:01,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:29:01,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:29:01,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:29:01,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:29:01,647 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:29:01,647 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:29:01,647 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:29:01,647 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:29:01,647 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:29:01,648 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:29:01,648 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:29:01,648 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:29:01,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:29:01,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:29:01,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:29:01,648 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:29:01,648 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:29:01,648 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:29:01,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:29:01,649 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm 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 -> be10955d018fcabdfe6e07b5da717126cb1dd6f4baddebb72089fb708ca0e964 [2024-11-13 22:29:01,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:29:01,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:29:01,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:29:01,969 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:29:01,969 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:29:01,972 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i Unable to find full path for "g++" [2024-11-13 22:29:04,058 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:29:04,452 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:29:04,453 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i [2024-11-13 22:29:04,490 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/data/2dae280ed/473d2b6d9b0f4f4281bb18e6ddd2c7c2/FLAGd34b77446 [2024-11-13 22:29:04,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/data/2dae280ed/473d2b6d9b0f4f4281bb18e6ddd2c7c2 [2024-11-13 22:29:04,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:29:04,642 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:29:04,644 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:29:04,644 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:29:04,649 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:29:04,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:29:04" (1/1) ... [2024-11-13 22:29:04,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbb23e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:04, skipping insertion in model container [2024-11-13 22:29:04,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:29:04" (1/1) ... [2024-11-13 22:29:04,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:29:05,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:29:05,622 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:29:05,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:29:05,882 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:29:05,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05 WrapperNode [2024-11-13 22:29:05,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:29:05,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:29:05,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:29:05,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:29:05,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,929 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2024-11-13 22:29:05,929 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:29:05,930 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:29:05,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:29:05,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:29:05,937 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,944 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,946 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,948 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:29:05,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:29:05,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:29:05,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:29:05,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:05" (1/1) ... [2024-11-13 22:29:05,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:29:05,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:29:05,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:29:05,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:29:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:29:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:29:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:29:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:29:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:29:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-13 22:29:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-13 22:29:06,219 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:29:06,222 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:29:06,376 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 22:29:06,376 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:29:06,435 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:29:06,435 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:29:06,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:06 BoogieIcfgContainer [2024-11-13 22:29:06,435 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:29:06,436 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:29:06,436 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:29:06,446 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:29:06,446 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:06" (1/1) ... [2024-11-13 22:29:06,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:29:06,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:06,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2024-11-13 22:29:06,516 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2024-11-13 22:29:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:29:06,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:06,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:29:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:06,643 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:29:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:06,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:29:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:06,775 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:29:06,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:29:06 ImpRootNode [2024-11-13 22:29:06,810 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:29:06,811 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:29:06,811 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:29:06,811 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:29:06,812 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:06" (3/4) ... [2024-11-13 22:29:06,815 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:29:06,816 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:29:06,817 INFO L158 Benchmark]: Toolchain (without parser) took 2175.04ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 48.9MB in the end (delta: 40.4MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-13 22:29:06,817 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:06,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1241.29ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 82.2MB in the end (delta: 6.8MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-13 22:29:06,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.64ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 79.4MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:29:06,819 INFO L158 Benchmark]: Boogie Preprocessor took 20.85ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:06,819 INFO L158 Benchmark]: RCFGBuilder took 484.27ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 64.5MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:29:06,820 INFO L158 Benchmark]: CodeCheck took 374.36ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 49.5MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:29:06,820 INFO L158 Benchmark]: Witness Printer took 4.94ms. Allocated memory is still 117.4MB. Free memory was 49.5MB in the beginning and 48.9MB in the end (delta: 578.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:06,823 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 3 procedures, 20 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, 15 NumberOfCodeBlocks, 15 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: 1567]: 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 1576. 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); [L1576] 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) [L1576] 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] [L1577] CALL CWE191_Integer_Underflow__int_min_predec_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1562] 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] [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] COND TRUE staticReturnsTrue() [L1567] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1241.29ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 82.2MB in the end (delta: 6.8MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.64ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 79.4MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.85ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 484.27ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 64.5MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 374.36ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 49.5MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.94ms. Allocated memory is still 117.4MB. Free memory was 49.5MB in the beginning and 48.9MB in the end (delta: 578.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:29:06,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm --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 be10955d018fcabdfe6e07b5da717126cb1dd6f4baddebb72089fb708ca0e964 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:29:09,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:29:09,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:29:09,924 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:29:09,925 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:29:09,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:29:09,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:29:09,927 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:29:09,928 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:29:09,928 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:29:09,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:29:09,929 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:29:09,929 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:29:09,929 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:29:09,930 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:29:09,930 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:29:09,930 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:29:09,930 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:29:09,930 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:29:09,930 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:29:09,930 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:29:09,930 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:29:09,930 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:29:09,930 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:29:09,931 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:29:09,931 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:09,931 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:29:09,931 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:29:09,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:29:09,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:29:09,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:29:09,931 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:29:09,931 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:29:09,932 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:09,933 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:29:09,933 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm 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 -> be10955d018fcabdfe6e07b5da717126cb1dd6f4baddebb72089fb708ca0e964 [2024-11-13 22:29:10,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:29:10,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:29:10,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:29:10,305 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:29:10,306 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:29:10,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i Unable to find full path for "g++" [2024-11-13 22:29:12,225 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:29:12,717 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:29:12,717 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_08_bad.i [2024-11-13 22:29:12,747 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/data/5a5d36169/aad763841a3a4657aa43ea222b777589/FLAG5bec27c99 [2024-11-13 22:29:12,773 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/data/5a5d36169/aad763841a3a4657aa43ea222b777589 [2024-11-13 22:29:12,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:29:12,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:29:12,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:29:12,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:29:12,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:29:12,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:29:12" (1/1) ... [2024-11-13 22:29:12,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6499b224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:12, skipping insertion in model container [2024-11-13 22:29:12,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:29:12" (1/1) ... [2024-11-13 22:29:12,864 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:29:13,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:29:13,769 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:29:13,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:29:14,151 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:29:14,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14 WrapperNode [2024-11-13 22:29:14,152 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:29:14,153 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:29:14,153 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:29:14,153 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:29:14,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,224 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-13 22:29:14,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:29:14,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:29:14,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:29:14,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:29:14,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,239 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,247 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,252 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,255 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:29:14,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:29:14,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:29:14,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:29:14,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:29:14,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:29:14,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:29:14,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:29:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:29:14,348 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:29:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:29:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:29:14,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:29:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-13 22:29:14,348 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-13 22:29:14,566 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:29:14,568 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:29:14,723 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 22:29:14,723 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:29:14,799 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:29:14,799 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:29:14,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:14 BoogieIcfgContainer [2024-11-13 22:29:14,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:29:14,800 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:29:14,800 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:29:14,815 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:29:14,815 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:14" (1/1) ... [2024-11-13 22:29:14,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:29:14,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:14,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-13 22:29:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-13 22:29:14,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:29:14,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:14,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:14,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:14,899 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:14,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:29:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:15,102 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:29:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:15,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:29:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:29:15,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:29:15,311 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:29:15,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:29:15 ImpRootNode [2024-11-13 22:29:15,351 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:29:15,352 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:29:15,353 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:29:15,353 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:29:15,354 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:14" (3/4) ... [2024-11-13 22:29:15,356 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:29:15,357 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:29:15,358 INFO L158 Benchmark]: Toolchain (without parser) took 2581.46ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 39.9MB in the end (delta: 17.1MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2024-11-13 22:29:15,361 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:15,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1373.45ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 50.0MB in the end (delta: 6.8MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-11-13 22:29:15,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.46ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 47.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:15,362 INFO L158 Benchmark]: Boogie Preprocessor took 41.23ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:15,362 INFO L158 Benchmark]: RCFGBuilder took 532.36ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 30.6MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:29:15,362 INFO L158 Benchmark]: CodeCheck took 550.69ms. Allocated memory is still 83.9MB. Free memory was 30.2MB in the beginning and 39.9MB in the end (delta: -9.7MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2024-11-13 22:29:15,363 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 83.9MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:29:15,369 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 3 procedures, 19 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, 14 NumberOfCodeBlocks, 14 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: 1567]: 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 1576. 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); [L1576] 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) [L1576] 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] [L1577] CALL CWE191_Integer_Underflow__int_min_predec_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1562] 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] [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] COND TRUE staticReturnsTrue() [L1567] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1373.45ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 50.0MB in the end (delta: 6.8MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.46ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 47.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.23ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 532.36ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 30.6MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 550.69ms. Allocated memory is still 83.9MB. Free memory was 30.2MB in the beginning and 39.9MB in the end (delta: -9.7MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 83.9MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:29:15,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666ec5df-483c-4f96-ba18-2ebd55ded9f3/bin/ukojak-verify-EEHR8qb7sm/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