./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_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_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/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_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/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_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/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 3e3f4f77d3ae2afad268d9819a6342368bb4e9d6090e11c6e0e19fbaaaa27246 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:33,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:33,314 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 16:49:33,320 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:49:33,321 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:49:33,349 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:33,350 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:33,350 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:33,351 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:33,351 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:33,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:33,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:33,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:49:33,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:33,352 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:33,352 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:33,352 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:33,352 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:33,352 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:49:33,353 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:49:33,353 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:33,353 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:33,353 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:33,353 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:33,353 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:33,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:33,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:33,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:33,355 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:33,355 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:33,355 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:49:33,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:49:33,355 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_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/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 -> 3e3f4f77d3ae2afad268d9819a6342368bb4e9d6090e11c6e0e19fbaaaa27246 [2024-11-13 16:49:33,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:33,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:33,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:33,735 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:33,736 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:33,737 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i Unable to find full path for "g++" [2024-11-13 16:49:35,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:36,451 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:36,452 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i [2024-11-13 16:49:36,493 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/data/7849ab0ef/7acd2ccbf3304282ab460da65582bd72/FLAG08b54924b [2024-11-13 16:49:36,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/data/7849ab0ef/7acd2ccbf3304282ab460da65582bd72 [2024-11-13 16:49:36,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:36,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:36,535 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:36,535 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:36,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:36,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:36" (1/1) ... [2024-11-13 16:49:36,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8636c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:36, skipping insertion in model container [2024-11-13 16:49:36,546 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:36" (1/1) ... [2024-11-13 16:49:36,622 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:37,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:37,829 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:37,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:38,090 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:38,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38 WrapperNode [2024-11-13 16:49:38,092 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:38,093 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:38,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:38,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:38,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,149 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-13 16:49:38,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:38,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:38,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:38,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:38,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,165 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,174 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,180 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:38,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:38,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:38,197 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:38,198 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:38,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:38,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:38,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:38,288 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:49:38,288 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:49:38,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:38,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:38,507 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:38,510 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:49:38,676 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 16:49:38,677 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:49:38,747 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:49:38,747 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 16:49:38,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:38 BoogieIcfgContainer [2024-11-13 16:49:38,748 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:49:38,749 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:49:38,749 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:49:38,761 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:49:38,762 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:38" (1/1) ... [2024-11-13 16:49:38,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:49:38,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:38,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 16:49:38,839 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 16:49:38,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:49:38,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:38,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:39,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:39,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:39,138 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:49:39,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:49:39 ImpRootNode [2024-11-13 16:49:39,177 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:49:39,177 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:49:39,177 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:49:39,178 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:49:39,180 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:38" (3/4) ... [2024-11-13 16:49:39,183 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:49:39,184 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:49:39,186 INFO L158 Benchmark]: Toolchain (without parser) took 2653.79ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 96.0MB in the end (delta: 20.2MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-11-13 16:49:39,186 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:39,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1557.55ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 56.5MB in the end (delta: 59.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 16:49:39,187 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.78ms. Allocated memory is still 142.6MB. Free memory was 56.5MB in the beginning and 53.9MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:39,188 INFO L158 Benchmark]: Boogie Preprocessor took 41.94ms. Allocated memory is still 142.6MB. Free memory was 53.9MB in the beginning and 53.1MB in the end (delta: 833.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:39,188 INFO L158 Benchmark]: RCFGBuilder took 555.15ms. Allocated memory is still 142.6MB. Free memory was 52.8MB in the beginning and 109.2MB in the end (delta: -56.4MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-13 16:49:39,192 INFO L158 Benchmark]: CodeCheck took 427.78ms. Allocated memory is still 142.6MB. Free memory was 109.2MB in the beginning and 96.0MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:49:39,193 INFO L158 Benchmark]: Witness Printer took 7.19ms. Allocated memory is still 142.6MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:39,198 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, 13 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, 6 NumberOfCodeBlocks, 6 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_predec_03_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] --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 0.50ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1557.55ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 56.5MB in the end (delta: 59.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.78ms. Allocated memory is still 142.6MB. Free memory was 56.5MB in the beginning and 53.9MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.94ms. Allocated memory is still 142.6MB. Free memory was 53.9MB in the beginning and 53.1MB in the end (delta: 833.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 555.15ms. Allocated memory is still 142.6MB. Free memory was 52.8MB in the beginning and 109.2MB in the end (delta: -56.4MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * CodeCheck took 427.78ms. Allocated memory is still 142.6MB. Free memory was 109.2MB in the beginning and 96.0MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.19ms. Allocated memory is still 142.6MB. Free memory is still 96.0MB. 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 16:49:39,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/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_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/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_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/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_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/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 3e3f4f77d3ae2afad268d9819a6342368bb4e9d6090e11c6e0e19fbaaaa27246 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:49:42,439 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:49:42,567 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 16:49:42,613 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:49:42,614 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:49:42,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:49:42,615 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:49:42,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:49:42,615 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:49:42,616 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:49:42,616 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:49:42,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:49:42,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:49:42,616 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:49:42,616 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:49:42,616 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:49:42,616 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:49:42,617 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:49:42,617 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:49:42,617 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:49:42,617 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:49:42,617 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:49:42,617 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:49:42,618 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:49:42,618 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:49:42,618 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:49:42,618 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:49:42,618 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:49:42,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:42,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:49:42,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:49:42,619 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:49:42,619 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:49:42,619 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:49:42,619 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:49:42,619 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_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/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 -> 3e3f4f77d3ae2afad268d9819a6342368bb4e9d6090e11c6e0e19fbaaaa27246 [2024-11-13 16:49:43,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:49:43,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:49:43,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:49:43,032 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:49:43,032 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:49:43,034 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i Unable to find full path for "g++" [2024-11-13 16:49:45,286 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:49:45,849 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:49:45,850 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i [2024-11-13 16:49:45,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/data/9a0ae7cad/a31881bafa004585b10eb28fad794ebb/FLAG903c38333 [2024-11-13 16:49:45,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/data/9a0ae7cad/a31881bafa004585b10eb28fad794ebb [2024-11-13 16:49:45,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:49:45,928 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:49:45,931 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:45,931 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:49:45,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:49:45,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:45,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1261980b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:45, skipping insertion in model container [2024-11-13 16:49:45,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:49:45" (1/1) ... [2024-11-13 16:49:46,022 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:49:47,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:47,385 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:49:47,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:49:47,687 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:49:47,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47 WrapperNode [2024-11-13 16:49:47,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:49:47,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:47,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:49:47,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:49:47,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,737 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,777 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-13 16:49:47,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:49:47,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:49:47,779 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:49:47,780 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:49:47,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,793 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,793 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,813 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,818 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,826 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,833 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:49:47,834 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:49:47,834 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:49:47,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:49:47,839 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:49:47" (1/1) ... [2024-11-13 16:49:47,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:49:47,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:49:47,879 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:49:47,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:49:47,914 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:49:47,914 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:49:47,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:49:47,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:49:47,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:49:48,114 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:49:48,116 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:49:48,310 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 16:49:48,311 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:49:48,367 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:49:48,368 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 16:49:48,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:48 BoogieIcfgContainer [2024-11-13 16:49:48,368 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:49:48,369 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:49:48,369 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:49:48,386 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:49:48,387 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:48" (1/1) ... [2024-11-13 16:49:48,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:49:48,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:48,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 16:49:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 16:49:48,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:49:48,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:48,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:49:48,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:49:48,456 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:49:48,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:49:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:48,685 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:48,839 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:49:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:48,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:49:48,900 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:49:48,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:49:48 ImpRootNode [2024-11-13 16:49:48,943 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:49:48,946 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:49:48,946 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:49:48,947 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:49:48,948 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:49:48" (3/4) ... [2024-11-13 16:49:48,951 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:49:48,952 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:49:48,954 INFO L158 Benchmark]: Toolchain (without parser) took 3026.19ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 48.7MB in the end (delta: 42.7MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2024-11-13 16:49:48,954 INFO L158 Benchmark]: CDTParser took 1.83ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:48,955 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1757.42ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 80.2MB in the end (delta: 10.9MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:48,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.90ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 77.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:48,956 INFO L158 Benchmark]: Boogie Preprocessor took 54.46ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 76.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:48,960 INFO L158 Benchmark]: RCFGBuilder took 534.20ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 60.9MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:49:48,960 INFO L158 Benchmark]: CodeCheck took 574.09ms. Allocated memory is still 117.4MB. Free memory was 60.9MB in the beginning and 48.7MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:49:48,961 INFO L158 Benchmark]: Witness Printer took 6.96ms. Allocated memory is still 117.4MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:49:48,963 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, 13 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, 6 NumberOfCodeBlocks, 6 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_predec_03_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] --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 1.83ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1757.42ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 80.2MB in the end (delta: 10.9MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.90ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 77.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.46ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 76.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 534.20ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 60.9MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 574.09ms. Allocated memory is still 117.4MB. Free memory was 60.9MB in the beginning and 48.7MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.96ms. Allocated memory is still 117.4MB. Free memory is still 48.7MB. 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 16:49:49,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49c346ce-4f1a-4ae4-9aa4-f87dc670bfa1/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