./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_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_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/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_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/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_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/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 8d648ed57c9c6f64308620c4c3b30d7652205d86b3b1d63451fdac4872935b94 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:25:00,905 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:25:00,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:25:00,967 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:25:00,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:25:00,990 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:25:00,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:25:00,991 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:25:00,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:25:00,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:25:00,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:25:00,991 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:25:00,991 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:25:00,992 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:25:00,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:25:00,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:25:00,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:25:00,992 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:25:00,992 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:25:00,992 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:25:00,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:25:00,992 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:25:00,993 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:25:00,993 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:25:00,993 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:25:00,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:25:00,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:00,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:25:00,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:25:00,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:25:00,994 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:25:00,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:25:00,994 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_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/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 -> 8d648ed57c9c6f64308620c4c3b30d7652205d86b3b1d63451fdac4872935b94 [2024-11-13 23:25:01,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:25:01,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:25:01,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:25:01,294 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:25:01,295 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:25:01,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i Unable to find full path for "g++" [2024-11-13 23:25:03,132 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:25:03,570 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:25:03,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i [2024-11-13 23:25:03,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/data/e14f852bc/0057b032edc34601a700fffb438ede6a/FLAG75b0e312a [2024-11-13 23:25:03,721 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/data/e14f852bc/0057b032edc34601a700fffb438ede6a [2024-11-13 23:25:03,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:25:03,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:25:03,727 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:03,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:25:03,732 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:25:03,733 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:03" (1/1) ... [2024-11-13 23:25:03,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15037cde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:03, skipping insertion in model container [2024-11-13 23:25:03,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:03" (1/1) ... [2024-11-13 23:25:03,805 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:25:04,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:04,689 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:25:04,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:04,929 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:25:04,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04 WrapperNode [2024-11-13 23:25:04,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:04,930 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:04,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:25:04,931 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:25:04,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04" (1/1) ... [2024-11-13 23:25:04,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04" (1/1) ... [2024-11-13 23:25:04,992 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-11-13 23:25:04,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:04,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:25:04,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:25:04,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:25:05,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04" (1/1) ... [2024-11-13 23:25:05,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04" (1/1) ... [2024-11-13 23:25:05,003 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04" (1/1) ... [2024-11-13 23:25:05,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04" (1/1) ... [2024-11-13 23:25:05,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04" (1/1) ... [2024-11-13 23:25:05,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04" (1/1) ... [2024-11-13 23:25:05,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04" (1/1) ... [2024-11-13 23:25:05,012 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04" (1/1) ... [2024-11-13 23:25:05,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:25:05,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:25:05,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:25:05,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:25:05,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:04" (1/1) ... [2024-11-13 23:25:05,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:05,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:25:05,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:25:05,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:25:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:25:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:25:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:25:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:25:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:25:05,239 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:25:05,241 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:25:05,328 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 23:25:05,328 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:25:05,367 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:25:05,367 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:25:05,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:05 BoogieIcfgContainer [2024-11-13 23:25:05,368 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:25:05,368 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:25:05,368 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:25:05,378 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:25:05,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:05" (1/1) ... [2024-11-13 23:25:05,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:25:05,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:05,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 23:25:05,438 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 23:25:05,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:25:05,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:05,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:05,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:05,565 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:25:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:05,642 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:25:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:05,676 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:25:05,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:25:05 ImpRootNode [2024-11-13 23:25:05,715 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:25:05,715 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:25:05,715 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:25:05,716 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:25:05,716 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:05" (3/4) ... [2024-11-13 23:25:05,722 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:25:05,723 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:25:05,724 INFO L158 Benchmark]: Toolchain (without parser) took 1999.60ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 92.8MB in the end (delta: 22.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-11-13 23:25:05,724 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:05,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1202.89ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 55.3MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 23:25:05,725 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.96ms. Allocated memory is still 142.6MB. Free memory was 55.3MB in the beginning and 53.1MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:25:05,726 INFO L158 Benchmark]: Boogie Preprocessor took 21.60ms. Allocated memory is still 142.6MB. Free memory was 53.1MB in the beginning and 52.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:05,726 INFO L158 Benchmark]: RCFGBuilder took 352.54ms. Allocated memory is still 142.6MB. Free memory was 52.1MB in the beginning and 107.4MB in the end (delta: -55.4MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-13 23:25:05,726 INFO L158 Benchmark]: CodeCheck took 346.59ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 93.6MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:25:05,727 INFO L158 Benchmark]: Witness Printer took 7.94ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 92.8MB in the end (delta: 765.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:05,732 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. 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); [L1548] static int staticFive = 5; [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_min_multiply_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [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, staticFive=5] [L1557] COND TRUE staticFive==5 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, staticFive=5] [L1559] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1202.89ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 55.3MB in the end (delta: 59.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.96ms. Allocated memory is still 142.6MB. Free memory was 55.3MB in the beginning and 53.1MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.60ms. Allocated memory is still 142.6MB. Free memory was 53.1MB in the beginning and 52.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 352.54ms. Allocated memory is still 142.6MB. Free memory was 52.1MB in the beginning and 107.4MB in the end (delta: -55.4MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * CodeCheck took 346.59ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 93.6MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.94ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 92.8MB in the end (delta: 765.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:25:05,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/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_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/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_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/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_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/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 8d648ed57c9c6f64308620c4c3b30d7652205d86b3b1d63451fdac4872935b94 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:25:08,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:25:08,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:25:08,565 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:25:08,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:25:08,566 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:25:08,566 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:25:08,566 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:25:08,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:25:08,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:25:08,567 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:25:08,567 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:25:08,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:25:08,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:25:08,567 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:25:08,567 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:25:08,567 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:25:08,567 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:25:08,568 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:25:08,568 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:25:08,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:25:08,568 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:25:08,568 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:25:08,568 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:25:08,568 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:25:08,568 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:08,568 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:25:08,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:25:08,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:08,569 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:25:08,569 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:25:08,569 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:25:08,569 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:25:08,569 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:08,569 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:25:08,569 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_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/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 -> 8d648ed57c9c6f64308620c4c3b30d7652205d86b3b1d63451fdac4872935b94 [2024-11-13 23:25:08,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:25:08,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:25:08,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:25:08,916 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:25:08,916 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:25:08,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i Unable to find full path for "g++" [2024-11-13 23:25:10,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:25:11,247 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:25:11,248 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_07_bad.i [2024-11-13 23:25:11,299 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/data/5ed7117c5/7bf5949c7d1a4108a0f56e587214c816/FLAGc8ddaae71 [2024-11-13 23:25:11,323 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/data/5ed7117c5/7bf5949c7d1a4108a0f56e587214c816 [2024-11-13 23:25:11,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:25:11,326 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:25:11,328 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:11,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:25:11,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:25:11,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:11" (1/1) ... [2024-11-13 23:25:11,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4503a664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:11, skipping insertion in model container [2024-11-13 23:25:11,334 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:11" (1/1) ... [2024-11-13 23:25:11,385 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:25:12,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:12,739 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:25:12,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:13,055 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:25:13,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13 WrapperNode [2024-11-13 23:25:13,056 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:13,057 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:13,057 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:25:13,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:25:13,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,119 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 42 [2024-11-13 23:25:13,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:13,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:25:13,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:25:13,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:25:13,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,163 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:25:13,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:25:13,172 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:25:13,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:25:13,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:13,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:25:13,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:25:13,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:25:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:25:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:25:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:25:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:25:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:25:13,529 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:25:13,534 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:25:13,708 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 23:25:13,708 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:25:13,783 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:25:13,784 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:25:13,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:13 BoogieIcfgContainer [2024-11-13 23:25:13,784 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:25:13,785 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:25:13,785 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:25:13,806 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:25:13,807 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:13" (1/1) ... [2024-11-13 23:25:13,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:25:13,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:13,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 23:25:13,890 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 23:25:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:25:13,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:13,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:13,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:13,912 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:13,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:25:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:14,134 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:25:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:14,305 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:25:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:14,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:25:14,370 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:25:14,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:25:14 ImpRootNode [2024-11-13 23:25:14,416 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:25:14,417 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:25:14,417 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:25:14,417 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:25:14,419 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:13" (3/4) ... [2024-11-13 23:25:14,423 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:25:14,424 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:25:14,428 INFO L158 Benchmark]: Toolchain (without parser) took 3098.75ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 44.0MB in the end (delta: 13.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-11-13 23:25:14,428 INFO L158 Benchmark]: CDTParser took 0.42ms. 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 23:25:14,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1728.69ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 52.7MB in the end (delta: 4.3MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 23:25:14,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.81ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 50.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:14,430 INFO L158 Benchmark]: Boogie Preprocessor took 50.29ms. Allocated memory is still 83.9MB. Free memory was 50.2MB in the beginning and 48.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:14,430 INFO L158 Benchmark]: RCFGBuilder took 613.10ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 33.4MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:25:14,431 INFO L158 Benchmark]: CodeCheck took 630.89ms. Allocated memory is still 83.9MB. Free memory was 33.4MB in the beginning and 44.0MB in the end (delta: -10.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:14,431 INFO L158 Benchmark]: Witness Printer took 7.27ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 44.0MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:14,437 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. 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); [L1548] static int staticFive = 5; [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_min_multiply_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [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, staticFive=5] [L1557] COND TRUE staticFive==5 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, staticFive=5] [L1559] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1728.69ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 52.7MB in the end (delta: 4.3MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.81ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 50.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.29ms. Allocated memory is still 83.9MB. Free memory was 50.2MB in the beginning and 48.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 613.10ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 33.4MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 630.89ms. Allocated memory is still 83.9MB. Free memory was 33.4MB in the beginning and 44.0MB in the end (delta: -10.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.27ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 44.0MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:25:14,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbffd2-186a-439a-bf0c-0783ac66d6ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample