./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_15_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_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/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_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/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_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/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 d61e3cf9ad4260e68703520cdd290e99b8cffda3b25a739c2f7a4c8442835a2f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:52:43,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:52:43,645 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:52:43,653 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:52:43,657 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:52:43,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:52:43,697 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:52:43,697 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:52:43,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:52:43,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:52:43,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:52:43,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:52:43,699 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:52:43,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:52:43,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:52:43,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:52:43,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:52:43,700 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:52:43,700 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:52:43,700 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:52:43,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:52:43,701 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:52:43,701 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:52:43,702 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:52:43,702 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:52:43,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:52:43,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:52:43,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:52:43,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:52:43,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:52:43,703 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:52:43,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:52:43,703 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_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/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 -> d61e3cf9ad4260e68703520cdd290e99b8cffda3b25a739c2f7a4c8442835a2f [2024-11-13 21:52:44,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:52:44,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:52:44,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:52:44,089 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:52:44,091 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:52:44,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_15_bad.i Unable to find full path for "g++" [2024-11-13 21:52:46,159 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:52:46,752 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:52:46,752 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_15_bad.i [2024-11-13 21:52:46,799 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/data/7b33c04ae/9fd940e7616b46bc9be15c2a4f605c96/FLAG5d551028a [2024-11-13 21:52:47,244 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/data/7b33c04ae/9fd940e7616b46bc9be15c2a4f605c96 [2024-11-13 21:52:47,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:52:47,250 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:52:47,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:52:47,252 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:52:47,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:52:47,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:47" (1/1) ... [2024-11-13 21:52:47,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@368372f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:47, skipping insertion in model container [2024-11-13 21:52:47,259 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:47" (1/1) ... [2024-11-13 21:52:47,312 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:52:48,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:52:48,291 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:52:48,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:52:48,571 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:52:48,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48 WrapperNode [2024-11-13 21:52:48,572 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:52:48,573 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:52:48,573 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:52:48,573 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:52:48,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48" (1/1) ... [2024-11-13 21:52:48,601 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48" (1/1) ... [2024-11-13 21:52:48,621 INFO L138 Inliner]: procedures = 497, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-13 21:52:48,621 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:52:48,622 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:52:48,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:52:48,622 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:52:48,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48" (1/1) ... [2024-11-13 21:52:48,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48" (1/1) ... [2024-11-13 21:52:48,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48" (1/1) ... [2024-11-13 21:52:48,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48" (1/1) ... [2024-11-13 21:52:48,638 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48" (1/1) ... [2024-11-13 21:52:48,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48" (1/1) ... [2024-11-13 21:52:48,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48" (1/1) ... [2024-11-13 21:52:48,646 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48" (1/1) ... [2024-11-13 21:52:48,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:52:48,653 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:52:48,653 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:52:48,653 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:52:48,655 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:48" (1/1) ... [2024-11-13 21:52:48,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:52:48,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:52:48,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:52:48,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:52:48,722 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:52:48,722 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:52:48,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:52:48,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:52:48,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:52:48,892 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:52:48,894 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:52:49,076 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 21:52:49,076 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:52:49,138 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:52:49,140 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:52:49,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:52:49 BoogieIcfgContainer [2024-11-13 21:52:49,141 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:52:49,142 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:52:49,142 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:52:49,153 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:52:49,153 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:52:49" (1/1) ... [2024-11-13 21:52:49,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:52:49,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:49,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 21:52:49,233 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 21:52:49,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:52:49,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:49,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:52:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:52:49,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:52:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:52:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:52:49,506 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:52:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:52:49,564 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:52:49,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:52:49 ImpRootNode [2024-11-13 21:52:49,607 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:52:49,608 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:52:49,608 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:52:49,608 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:52:49,613 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:52:49" (3/4) ... [2024-11-13 21:52:49,619 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:52:49,620 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:52:49,621 INFO L158 Benchmark]: Toolchain (without parser) took 2370.28ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 49.8MB in the end (delta: 41.2MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2024-11-13 21:52:49,621 INFO L158 Benchmark]: CDTParser took 1.56ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:52:49,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1320.70ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 81.5MB in the end (delta: 9.6MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2024-11-13 21:52:49,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.47ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 79.3MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:52:49,625 INFO L158 Benchmark]: Boogie Preprocessor took 30.67ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:52:49,625 INFO L158 Benchmark]: RCFGBuilder took 488.08ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 64.5MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:52:49,626 INFO L158 Benchmark]: CodeCheck took 465.51ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 50.4MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:52:49,626 INFO L158 Benchmark]: Witness Printer took 11.71ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 49.8MB in the end (delta: 581.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:52:49,629 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 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: 1565]: 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 1578. 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); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE191_Integer_Underflow__int_min_postdec_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1555] 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] [L1563] case 7: [L1565] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1320.70ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 81.5MB in the end (delta: 9.6MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.47ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 79.3MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.67ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 488.08ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 64.5MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 465.51ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 50.4MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 11.71ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 49.8MB in the end (delta: 581.0kB). 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 21:52:49,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/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_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/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_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/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_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/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 d61e3cf9ad4260e68703520cdd290e99b8cffda3b25a739c2f7a4c8442835a2f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:52:52,512 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:52:52,664 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:52:52,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:52:52,715 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:52:52,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:52:52,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:52:52,716 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:52:52,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:52:52,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:52:52,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:52:52,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:52:52,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:52:52,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:52:52,718 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:52:52,718 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:52:52,719 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:52:52,719 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:52:52,719 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:52:52,720 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:52:52,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:52:52,720 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:52:52,720 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:52:52,720 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:52:52,720 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:52:52,720 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:52,720 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:52:52,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:52:52,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:52:52,721 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:52:52,721 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:52:52,721 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:52:52,721 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:52:52,721 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:52,721 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:52:52,721 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_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/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 -> d61e3cf9ad4260e68703520cdd290e99b8cffda3b25a739c2f7a4c8442835a2f [2024-11-13 21:52:53,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:52:53,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:52:53,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:52:53,086 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:52:53,086 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:52:53,088 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_15_bad.i Unable to find full path for "g++" [2024-11-13 21:52:55,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:52:55,576 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:52:55,577 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_15_bad.i [2024-11-13 21:52:55,616 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/data/4bbf30dfb/d859fa5fe71940c08a5544bce0465aff/FLAG78c3d7ded [2024-11-13 21:52:55,646 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/data/4bbf30dfb/d859fa5fe71940c08a5544bce0465aff [2024-11-13 21:52:55,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:52:55,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:52:55,654 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:52:55,654 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:52:55,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:52:55,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:55" (1/1) ... [2024-11-13 21:52:55,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b534e4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:55, skipping insertion in model container [2024-11-13 21:52:55,663 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:55" (1/1) ... [2024-11-13 21:52:55,733 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:52:56,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:52:56,776 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:52:56,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:52:57,088 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:52:57,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57 WrapperNode [2024-11-13 21:52:57,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:52:57,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:52:57,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:52:57,090 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:52:57,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,122 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,143 INFO L138 Inliner]: procedures = 502, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-13 21:52:57,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:52:57,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:52:57,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:52:57,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:52:57,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,163 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,173 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,185 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:52:57,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:52:57,194 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:52:57,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:52:57,195 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:52:57,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:52:57,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:52:57,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:52:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:52:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:52:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:52:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:52:57,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:52:57,444 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:52:57,446 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:52:57,583 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 21:52:57,583 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:52:57,633 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:52:57,633 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:52:57,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:52:57 BoogieIcfgContainer [2024-11-13 21:52:57,634 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:52:57,634 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:52:57,635 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:52:57,646 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:52:57,646 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:52:57" (1/1) ... [2024-11-13 21:52:57,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:52:57,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:57,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 21:52:57,730 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 21:52:57,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:52:57,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:57,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:57,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:57,741 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:57,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:52:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:52:57,949 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:52:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:52:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:52:58,096 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:52:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:52:58,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:58,156 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:52:58,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:52:58 ImpRootNode [2024-11-13 21:52:58,195 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:52:58,196 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:52:58,198 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:52:58,198 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:52:58,199 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:52:57" (3/4) ... [2024-11-13 21:52:58,202 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:52:58,203 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:52:58,204 INFO L158 Benchmark]: Toolchain (without parser) took 2553.90ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 40.8MB in the end (delta: 16.1MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-13 21:52:58,205 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:52:58,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1435.19ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 51.5MB in the end (delta: 5.1MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-13 21:52:58,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.00ms. Allocated memory is still 83.9MB. Free memory was 51.5MB in the beginning and 48.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:52:58,208 INFO L158 Benchmark]: Boogie Preprocessor took 47.06ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 47.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:52:58,209 INFO L158 Benchmark]: RCFGBuilder took 440.35ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 31.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:52:58,209 INFO L158 Benchmark]: CodeCheck took 561.04ms. Allocated memory is still 83.9MB. Free memory was 31.0MB in the beginning and 41.2MB in the end (delta: -10.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:52:58,209 INFO L158 Benchmark]: Witness Printer took 7.17ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:52:58,216 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, 20 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, 9 NumberOfCodeBlocks, 9 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: 1565]: 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 1578. 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); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE191_Integer_Underflow__int_min_postdec_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1555] 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] [L1563] case 7: [L1565] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1435.19ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 51.5MB in the end (delta: 5.1MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.00ms. Allocated memory is still 83.9MB. Free memory was 51.5MB in the beginning and 48.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.06ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 47.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 440.35ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 31.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 561.04ms. Allocated memory is still 83.9MB. Free memory was 31.0MB in the beginning and 41.2MB in the end (delta: -10.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.17ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 40.8MB 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 21:52:58,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0e6c553-6d72-4c2a-93e7-0933bc44b07f/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