./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_16_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_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/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_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/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_cad004d7-2d93-40bb-813d-b0691c722cbf/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 1f26464a294399bb16fe90ed42a38a82e1a93cb1a412a85ee2da79004e5facb0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:06:37,243 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:06:37,375 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:06:37,383 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:06:37,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:06:37,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:06:37,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:06:37,431 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:06:37,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:06:37,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:06:37,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:06:37,433 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:06:37,433 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:06:37,434 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:06:37,434 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:06:37,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:06:37,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:06:37,434 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:06:37,434 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:06:37,434 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:06:37,434 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:06:37,434 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:06:37,435 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:06:37,435 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:06:37,436 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:06:37,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:06:37,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:37,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:06:37,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:06:37,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:06:37,437 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:06:37,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:06:37,437 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_cad004d7-2d93-40bb-813d-b0691c722cbf/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 -> 1f26464a294399bb16fe90ed42a38a82e1a93cb1a412a85ee2da79004e5facb0 [2024-11-13 22:06:37,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:06:37,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:06:37,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:06:37,842 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:06:37,843 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:06:37,844 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_16_bad.i Unable to find full path for "g++" [2024-11-13 22:06:40,429 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:06:41,127 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:06:41,127 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_16_bad.i [2024-11-13 22:06:41,182 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/data/6f84ce1c4/f14bbe76e4414ead99a22090b1b64cbb/FLAG80af1ba06 [2024-11-13 22:06:41,211 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/data/6f84ce1c4/f14bbe76e4414ead99a22090b1b64cbb [2024-11-13 22:06:41,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:06:41,215 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:06:41,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:41,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:06:41,223 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:06:41,224 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:41" (1/1) ... [2024-11-13 22:06:41,225 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f05e069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:41, skipping insertion in model container [2024-11-13 22:06:41,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:41" (1/1) ... [2024-11-13 22:06:41,321 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:06:42,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:42,515 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:06:42,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:42,798 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:06:42,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42 WrapperNode [2024-11-13 22:06:42,799 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:42,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:42,801 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:06:42,801 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:06:42,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42" (1/1) ... [2024-11-13 22:06:42,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42" (1/1) ... [2024-11-13 22:06:42,880 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 22:06:42,881 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:42,882 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:06:42,882 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:06:42,882 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:06:42,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42" (1/1) ... [2024-11-13 22:06:42,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42" (1/1) ... [2024-11-13 22:06:42,897 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42" (1/1) ... [2024-11-13 22:06:42,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42" (1/1) ... [2024-11-13 22:06:42,911 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42" (1/1) ... [2024-11-13 22:06:42,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42" (1/1) ... [2024-11-13 22:06:42,920 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42" (1/1) ... [2024-11-13 22:06:42,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42" (1/1) ... [2024-11-13 22:06:42,927 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:06:42,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:06:42,932 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:06:42,932 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:06:42,934 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:42" (1/1) ... [2024-11-13 22:06:42,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:42,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:06:42,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:06:42,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:06:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:06:43,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:06:43,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:06:43,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:06:43,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:06:43,263 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:06:43,267 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:06:43,417 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:06:43,418 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:06:43,467 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:06:43,467 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:06:43,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:43 BoogieIcfgContainer [2024-11-13 22:06:43,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:06:43,469 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:06:43,471 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:06:43,481 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:06:43,481 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:43" (1/1) ... [2024-11-13 22:06:43,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:06:43,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:43,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 22:06:43,567 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 22:06:43,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:06:43,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:43,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:06:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:43,693 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:06:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:43,774 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:06:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:43,805 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:06:43,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:06:43 ImpRootNode [2024-11-13 22:06:43,837 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:06:43,838 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:06:43,838 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:06:43,838 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:06:43,839 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:43" (3/4) ... [2024-11-13 22:06:43,842 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:06:43,843 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:06:43,845 INFO L158 Benchmark]: Toolchain (without parser) took 2629.26ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 75.6MB in the end (delta: 40.2MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-11-13 22:06:43,845 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:43,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1582.86ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 105.5MB in the end (delta: 10.3MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2024-11-13 22:06:43,847 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.92ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 103.3MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:06:43,847 INFO L158 Benchmark]: Boogie Preprocessor took 45.15ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:43,848 INFO L158 Benchmark]: RCFGBuilder took 536.38ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 89.4MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:06:43,848 INFO L158 Benchmark]: CodeCheck took 367.83ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 76.2MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:06:43,849 INFO L158 Benchmark]: Witness Printer took 5.94ms. Allocated memory is still 142.6MB. Free memory was 76.2MB in the beginning and 75.6MB in the end (delta: 594.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:43,852 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: 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 1570. 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); [L1570] 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) [L1570] 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] [L1571] CALL CWE191_Integer_Underflow__int_min_multiply_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] COND TRUE 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] [L1559] 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] [L1561] 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 0.45ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1582.86ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 105.5MB in the end (delta: 10.3MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.92ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 103.3MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.15ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 536.38ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 89.4MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 367.83ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 76.2MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.94ms. Allocated memory is still 142.6MB. Free memory was 76.2MB in the beginning and 75.6MB in the end (delta: 594.2kB). 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 22:06:43,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/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_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/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_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/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_cad004d7-2d93-40bb-813d-b0691c722cbf/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 1f26464a294399bb16fe90ed42a38a82e1a93cb1a412a85ee2da79004e5facb0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:06:46,992 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:06:47,146 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:06:47,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:06:47,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:06:47,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:06:47,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:06:47,182 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:06:47,182 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:06:47,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:06:47,183 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:06:47,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:06:47,183 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:06:47,183 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:06:47,183 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:06:47,184 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:06:47,184 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:06:47,184 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:06:47,184 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:06:47,184 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:06:47,184 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:06:47,185 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:06:47,185 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:06:47,185 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:06:47,185 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:06:47,185 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:47,185 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:06:47,185 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:06:47,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:47,186 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:06:47,186 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:06:47,186 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:06:47,186 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:06:47,187 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:47,187 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:06:47,187 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_cad004d7-2d93-40bb-813d-b0691c722cbf/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 -> 1f26464a294399bb16fe90ed42a38a82e1a93cb1a412a85ee2da79004e5facb0 [2024-11-13 22:06:47,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:06:47,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:06:47,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:06:47,576 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:06:47,577 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:06:47,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_16_bad.i Unable to find full path for "g++" [2024-11-13 22:06:49,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:06:50,092 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:06:50,094 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_16_bad.i [2024-11-13 22:06:50,130 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/data/4e4e87f35/33314620fd134751bd45867f9d4db78d/FLAGc54bcae38 [2024-11-13 22:06:50,153 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/data/4e4e87f35/33314620fd134751bd45867f9d4db78d [2024-11-13 22:06:50,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:06:50,160 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:06:50,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:50,163 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:06:50,169 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:06:50,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:50" (1/1) ... [2024-11-13 22:06:50,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33638546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:50, skipping insertion in model container [2024-11-13 22:06:50,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:50" (1/1) ... [2024-11-13 22:06:50,237 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:06:51,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:51,487 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:06:51,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:51,965 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:06:51,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51 WrapperNode [2024-11-13 22:06:51,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:51,968 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:51,968 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:06:51,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:06:51,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51" (1/1) ... [2024-11-13 22:06:52,020 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51" (1/1) ... [2024-11-13 22:06:52,056 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 22:06:52,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:52,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:06:52,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:06:52,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:06:52,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51" (1/1) ... [2024-11-13 22:06:52,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51" (1/1) ... [2024-11-13 22:06:52,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51" (1/1) ... [2024-11-13 22:06:52,077 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51" (1/1) ... [2024-11-13 22:06:52,094 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51" (1/1) ... [2024-11-13 22:06:52,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51" (1/1) ... [2024-11-13 22:06:52,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51" (1/1) ... [2024-11-13 22:06:52,106 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51" (1/1) ... [2024-11-13 22:06:52,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:06:52,111 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:06:52,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:06:52,112 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:06:52,113 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:51" (1/1) ... [2024-11-13 22:06:52,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:52,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:06:52,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:06:52,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:06:52,190 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:06:52,190 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:06:52,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:06:52,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:06:52,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:06:52,381 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:06:52,384 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:06:52,543 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:06:52,544 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:06:52,600 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:06:52,601 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:06:52,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:52 BoogieIcfgContainer [2024-11-13 22:06:52,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:06:52,602 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:06:52,602 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:06:52,617 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:06:52,617 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:06:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:52,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 22:06:52,695 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 22:06:52,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:06:52,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:52,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:52,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:06:52,705 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:06:52,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:06:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:52,904 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:06:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:53,048 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:06:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:06:53,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:06:53,107 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:06:53,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:06:53 ImpRootNode [2024-11-13 22:06:53,147 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:06:53,148 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:06:53,148 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:06:53,148 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:06:53,150 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:52" (3/4) ... [2024-11-13 22:06:53,153 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:06:53,154 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:06:53,158 INFO L158 Benchmark]: Toolchain (without parser) took 2995.43ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 44.0MB in the end (delta: 13.4MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-11-13 22:06:53,159 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:53,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1805.92ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 51.6MB in the end (delta: 5.8MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 22:06:53,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.58ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 48.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:53,163 INFO L158 Benchmark]: Boogie Preprocessor took 52.37ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 47.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:53,163 INFO L158 Benchmark]: RCFGBuilder took 490.17ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 32.8MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:06:53,164 INFO L158 Benchmark]: CodeCheck took 544.56ms. Allocated memory is still 83.9MB. Free memory was 32.8MB in the beginning and 44.0MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:53,164 INFO L158 Benchmark]: Witness Printer took 6.56ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 44.0MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:53,170 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: 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 1570. 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); [L1570] 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) [L1570] 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] [L1571] CALL CWE191_Integer_Underflow__int_min_multiply_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] COND TRUE 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] [L1559] 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] [L1561] 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 0.32ms. Allocated memory is still 83.9MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1805.92ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 51.6MB in the end (delta: 5.8MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.58ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 48.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.37ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 47.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 490.17ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 32.8MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 544.56ms. Allocated memory is still 83.9MB. Free memory was 32.8MB in the beginning and 44.0MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.56ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 44.0MB 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 22:06:53,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad004d7-2d93-40bb-813d-b0691c722cbf/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