./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_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_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/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_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/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_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/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 993f94a2497d93915a59b972dc7158d7d368da915ca640d942d18537635ad010 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:58:44,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:58:44,926 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:58:44,931 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:58:44,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:58:44,972 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:58:44,973 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:58:44,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:58:44,975 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:58:44,975 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:58:44,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:58:44,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:58:44,976 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:58:44,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:58:44,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:58:44,977 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:58:44,977 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:58:44,978 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:58:44,978 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:58:44,978 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:58:44,978 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:58:44,978 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:58:44,978 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:58:44,979 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:58:44,979 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:58:44,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:58:44,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:44,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:58:44,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:58:44,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:58:44,980 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:58:44,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:58:44,980 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_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/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 -> 993f94a2497d93915a59b972dc7158d7d368da915ca640d942d18537635ad010 [2024-11-13 21:58:45,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:58:45,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:58:45,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:58:45,306 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:58:45,307 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:58:45,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i Unable to find full path for "g++" [2024-11-13 21:58:47,194 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:58:47,636 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:58:47,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i [2024-11-13 21:58:47,683 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/data/e9cfff770/5817a298cfcc4dd9ae8b7724839075ed/FLAG9c2faa0da [2024-11-13 21:58:47,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/data/e9cfff770/5817a298cfcc4dd9ae8b7724839075ed [2024-11-13 21:58:47,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:58:47,712 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:58:47,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:47,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:58:47,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:58:47,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,723 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11296c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47, skipping insertion in model container [2024-11-13 21:58:47,723 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,791 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:58:48,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:48,772 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:58:48,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:49,048 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:58:49,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49 WrapperNode [2024-11-13 21:58:49,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:49,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:49,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:58:49,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:58:49,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,112 INFO L138 Inliner]: procedures = 497, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 21:58:49,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:49,113 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:58:49,113 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:58:49,113 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:58:49,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,126 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,140 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,142 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,149 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:58:49,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:58:49,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:58:49,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:58:49,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:49,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:58:49,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:58:49,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:58:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:58:49,232 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:58:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:58:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:58:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:58:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:58:49,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:58:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:58:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:58:49,414 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:58:49,415 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:58:49,505 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 21:58:49,505 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:58:49,538 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:58:49,538 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:58:49,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:49 BoogieIcfgContainer [2024-11-13 21:58:49,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:58:49,539 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:58:49,540 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:58:49,550 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:58:49,550 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:49" (1/1) ... [2024-11-13 21:58:49,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:58:49,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:49,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:58:49,606 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:58:49,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:58:49,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:49,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:58:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:49,730 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:58:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:49,834 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:58:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:49,866 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:58:49,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:58:49 ImpRootNode [2024-11-13 21:58:49,893 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:58:49,894 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:58:49,894 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:58:49,895 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:58:49,895 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:49" (3/4) ... [2024-11-13 21:58:49,900 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:58:49,901 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:58:49,902 INFO L158 Benchmark]: Toolchain (without parser) took 2190.01ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 90.1MB in the end (delta: 24.3MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2024-11-13 21:58:49,902 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:49,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1336.37ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 54.7MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:58:49,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.19ms. Allocated memory is still 142.6MB. Free memory was 54.7MB in the beginning and 52.2MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:58:49,907 INFO L158 Benchmark]: Boogie Preprocessor took 40.47ms. Allocated memory is still 142.6MB. Free memory was 52.2MB in the beginning and 51.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:49,908 INFO L158 Benchmark]: RCFGBuilder took 384.57ms. Allocated memory is still 142.6MB. Free memory was 51.1MB in the beginning and 106.3MB in the end (delta: -55.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-11-13 21:58:49,908 INFO L158 Benchmark]: CodeCheck took 353.98ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 90.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:58:49,908 INFO L158 Benchmark]: Witness Printer took 7.06ms. Allocated memory is still 142.6MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:49,914 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1564]: 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 1572. 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); [L1572] 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) [L1572] 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] [L1573] CALL CWE191_Integer_Underflow__int_min_multiply_34_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_min_multiply_34_unionType myUnion; [L1557] data = 0 [L1558] data = (-0x7fffffff - 1) [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1562] 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] [L1564] 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 0.37ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1336.37ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 54.7MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.19ms. Allocated memory is still 142.6MB. Free memory was 54.7MB in the beginning and 52.2MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.47ms. Allocated memory is still 142.6MB. Free memory was 52.2MB in the beginning and 51.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 384.57ms. Allocated memory is still 142.6MB. Free memory was 51.1MB in the beginning and 106.3MB in the end (delta: -55.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * CodeCheck took 353.98ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 90.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.06ms. Allocated memory is still 142.6MB. Free memory is still 90.1MB. 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 21:58:49,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/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_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/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_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/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_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/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 993f94a2497d93915a59b972dc7158d7d368da915ca640d942d18537635ad010 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:58:52,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:58:52,733 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:58:52,799 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:58:52,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:58:52,802 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:58:52,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:58:52,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:58:52,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:58:52,803 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:58:52,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:58:52,804 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:58:52,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:58:52,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:58:52,805 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:58:52,805 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:58:52,805 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:58:52,805 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:58:52,805 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:58:52,805 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:58:52,805 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:58:52,806 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:58:52,806 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:58:52,806 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:58:52,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:58:52,806 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:52,806 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:58:52,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:58:52,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:52,807 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:58:52,807 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:58:52,807 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:58:52,807 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:58:52,807 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:52,808 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:58:52,808 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_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/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 -> 993f94a2497d93915a59b972dc7158d7d368da915ca640d942d18537635ad010 [2024-11-13 21:58:53,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:58:53,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:58:53,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:58:53,106 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:58:53,106 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:58:53,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i Unable to find full path for "g++" [2024-11-13 21:58:55,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:58:55,451 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:58:55,451 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_34_bad.i [2024-11-13 21:58:55,484 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/data/09aea6c8d/7313604ff4544e9ababc064afb99d82e/FLAG0c3f7733d [2024-11-13 21:58:55,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/data/09aea6c8d/7313604ff4544e9ababc064afb99d82e [2024-11-13 21:58:55,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:58:55,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:58:55,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:55,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:58:55,510 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:58:55,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:55" (1/1) ... [2024-11-13 21:58:55,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cf8f990 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:55, skipping insertion in model container [2024-11-13 21:58:55,512 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:55" (1/1) ... [2024-11-13 21:58:55,562 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:58:56,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:56,408 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:58:56,511 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:56,645 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:58:56,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56 WrapperNode [2024-11-13 21:58:56,646 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:56,647 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:56,647 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:58:56,647 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:58:56,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56" (1/1) ... [2024-11-13 21:58:56,674 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56" (1/1) ... [2024-11-13 21:58:56,697 INFO L138 Inliner]: procedures = 502, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 21:58:56,697 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:56,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:58:56,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:58:56,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:58:56,706 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56" (1/1) ... [2024-11-13 21:58:56,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56" (1/1) ... [2024-11-13 21:58:56,711 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56" (1/1) ... [2024-11-13 21:58:56,713 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56" (1/1) ... [2024-11-13 21:58:56,725 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56" (1/1) ... [2024-11-13 21:58:56,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56" (1/1) ... [2024-11-13 21:58:56,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56" (1/1) ... [2024-11-13 21:58:56,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56" (1/1) ... [2024-11-13 21:58:56,735 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:58:56,736 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:58:56,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:58:56,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:58:56,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:56" (1/1) ... [2024-11-13 21:58:56,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:56,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:58:56,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:58:56,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:58:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:58:56,795 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:58:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:58:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:58:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:58:56,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:58:56,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:58:56,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:58:56,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:58:56,978 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:58:56,980 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:58:57,161 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 21:58:57,161 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:58:57,223 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:58:57,225 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:58:57,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:57 BoogieIcfgContainer [2024-11-13 21:58:57,225 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:58:57,226 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:58:57,226 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:58:57,236 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:58:57,236 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:57" (1/1) ... [2024-11-13 21:58:57,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:58:57,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:57,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:58:57,304 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:58:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:58:57,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:57,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:57,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:57,315 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:57,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:58:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:57,517 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:58:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:57,662 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:58:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:57,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:58:57,765 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:58:57,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:58:57 ImpRootNode [2024-11-13 21:58:57,800 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:58:57,802 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:58:57,802 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:58:57,803 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:58:57,803 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:57" (3/4) ... [2024-11-13 21:58:57,806 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:58:57,807 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:58:57,809 INFO L158 Benchmark]: Toolchain (without parser) took 2303.81ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 84.1MB in the end (delta: 4.9MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-13 21:58:57,810 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:57,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1140.73ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 69.2MB in the end (delta: 19.6MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-13 21:58:57,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.80ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 66.7MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:57,811 INFO L158 Benchmark]: Boogie Preprocessor took 37.65ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 65.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:57,811 INFO L158 Benchmark]: RCFGBuilder took 489.02ms. Allocated memory is still 117.4MB. Free memory was 65.1MB in the beginning and 49.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:58:57,812 INFO L158 Benchmark]: CodeCheck took 574.85ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 84.8MB in the end (delta: -35.6MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2024-11-13 21:58:57,812 INFO L158 Benchmark]: Witness Printer took 4.46ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:57,814 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1564]: 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 1572. 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); [L1572] 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) [L1572] 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] [L1573] CALL CWE191_Integer_Underflow__int_min_multiply_34_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_min_multiply_34_unionType myUnion; [L1557] data = 0 [L1558] data = (-0x7fffffff - 1) [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1562] 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] [L1564] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1140.73ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 69.2MB in the end (delta: 19.6MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.80ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 66.7MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.65ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 65.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 489.02ms. Allocated memory is still 117.4MB. Free memory was 65.1MB in the beginning and 49.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 574.85ms. Allocated memory is still 117.4MB. Free memory was 49.2MB in the beginning and 84.8MB in the end (delta: -35.6MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * Witness Printer took 4.46ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:58:57,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa15a71d-2e36-4feb-8fdc-d4db6dd392e3/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