./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_08_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_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/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_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/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_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/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 733fb4a3b42cbda2026f7363bb399c0653f61e3f5372cb3755f60fa2ff5c5c4b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:06:27,897 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:06:27,993 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:06:28,000 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:06:28,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:06:28,040 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:06:28,042 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:06:28,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:06:28,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:06:28,044 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:06:28,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:06:28,045 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:06:28,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:06:28,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:06:28,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:06:28,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:06:28,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:06:28,046 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:06:28,046 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:06:28,047 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:06:28,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:06:28,047 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:06:28,047 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:06:28,047 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:06:28,047 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:06:28,047 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:06:28,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:06:28,048 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:06:28,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:06:28,048 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:06:28,049 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:06:28,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:06:28,049 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_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/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 -> 733fb4a3b42cbda2026f7363bb399c0653f61e3f5372cb3755f60fa2ff5c5c4b [2024-11-13 23:06:28,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:06:28,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:06:28,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:06:28,449 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:06:28,449 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:06:28,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_08_bad.i Unable to find full path for "g++" [2024-11-13 23:06:30,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:06:30,963 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:06:30,968 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_08_bad.i [2024-11-13 23:06:31,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/data/a95b394c9/d239c6d25af74aed95eaefdc4847f4a8/FLAG68e2a4d37 [2024-11-13 23:06:31,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/data/a95b394c9/d239c6d25af74aed95eaefdc4847f4a8 [2024-11-13 23:06:31,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:06:31,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:06:31,055 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:06:31,055 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:06:31,066 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:06:31,067 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:31" (1/1) ... [2024-11-13 23:06:31,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ba600f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:31, skipping insertion in model container [2024-11-13 23:06:31,070 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:31" (1/1) ... [2024-11-13 23:06:31,141 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:06:32,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:06:32,293 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:06:32,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:06:32,567 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:06:32,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32 WrapperNode [2024-11-13 23:06:32,568 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:06:32,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:06:32,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:06:32,569 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:06:32,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32" (1/1) ... [2024-11-13 23:06:32,597 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32" (1/1) ... [2024-11-13 23:06:32,617 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-13 23:06:32,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:06:32,619 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:06:32,619 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:06:32,619 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:06:32,627 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32" (1/1) ... [2024-11-13 23:06:32,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32" (1/1) ... [2024-11-13 23:06:32,629 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32" (1/1) ... [2024-11-13 23:06:32,630 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32" (1/1) ... [2024-11-13 23:06:32,635 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32" (1/1) ... [2024-11-13 23:06:32,637 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32" (1/1) ... [2024-11-13 23:06:32,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32" (1/1) ... [2024-11-13 23:06:32,640 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32" (1/1) ... [2024-11-13 23:06:32,642 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:06:32,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:06:32,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:06:32,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:06:32,648 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:32" (1/1) ... [2024-11-13 23:06:32,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:06:32,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:06:32,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:06:32,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:06:32,713 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:06:32,713 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:06:32,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:06:32,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:06:32,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:06:32,714 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-13 23:06:32,714 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-13 23:06:32,923 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:06:32,925 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:06:33,097 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 23:06:33,100 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:06:33,167 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:06:33,169 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:06:33,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:06:33 BoogieIcfgContainer [2024-11-13 23:06:33,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:06:33,170 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:06:33,170 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:06:33,181 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:06:33,181 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:06:33" (1/1) ... [2024-11-13 23:06:33,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:06:33,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:06:33,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2024-11-13 23:06:33,257 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2024-11-13 23:06:33,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:06:33,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:06:33,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:06:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:06:33,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:06:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:06:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:06:33,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:06:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:06:33,526 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:06:33,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:06:33 ImpRootNode [2024-11-13 23:06:33,566 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:06:33,567 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:06:33,567 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:06:33,567 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:06:33,567 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:06:33" (3/4) ... [2024-11-13 23:06:33,570 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:06:33,571 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:06:33,572 INFO L158 Benchmark]: Toolchain (without parser) took 2518.04ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 50.4MB in the end (delta: 40.8MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2024-11-13 23:06:33,572 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:33,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1513.32ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 83.0MB in the end (delta: 7.8MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-13 23:06:33,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.16ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 80.5MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:06:33,573 INFO L158 Benchmark]: Boogie Preprocessor took 23.00ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:33,574 INFO L158 Benchmark]: RCFGBuilder took 527.33ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 65.8MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:06:33,574 INFO L158 Benchmark]: CodeCheck took 395.73ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 51.0MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:06:33,574 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 117.4MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:33,579 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 3 procedures, 21 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, 16 NumberOfCodeBlocks, 16 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: 1568]: 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 1576. 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); [L1576] 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) [L1576] 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] [L1577] CALL CWE191_Integer_Underflow__int_min_multiply_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1562] 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] [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] COND TRUE staticReturnsTrue() [L1566] 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] [L1568] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1513.32ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 83.0MB in the end (delta: 7.8MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.16ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 80.5MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.00ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 527.33ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 65.8MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 395.73ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 51.0MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 117.4MB. Free memory is still 50.4MB. 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 23:06:33,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/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_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/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_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/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_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/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 733fb4a3b42cbda2026f7363bb399c0653f61e3f5372cb3755f60fa2ff5c5c4b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:06:36,335 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:06:36,428 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:06:36,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:06:36,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:06:36,481 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:06:36,482 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:06:36,482 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:06:36,482 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:06:36,482 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:06:36,482 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:06:36,483 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:06:36,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:06:36,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:06:36,483 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:06:36,483 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:06:36,483 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:06:36,483 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:06:36,483 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:06:36,484 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:06:36,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:06:36,484 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:06:36,484 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:06:36,484 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:06:36,484 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:06:36,484 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:06:36,484 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:06:36,485 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:06:36,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:06:36,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:06:36,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:06:36,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:06:36,485 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:06:36,485 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:06:36,490 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:06:36,490 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_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/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 -> 733fb4a3b42cbda2026f7363bb399c0653f61e3f5372cb3755f60fa2ff5c5c4b [2024-11-13 23:06:36,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:06:36,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:06:36,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:06:36,833 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:06:36,834 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:06:36,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_08_bad.i Unable to find full path for "g++" [2024-11-13 23:06:38,884 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:06:39,405 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:06:39,406 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_08_bad.i [2024-11-13 23:06:39,438 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/data/2ebcea54c/ee5e086f7cb14557b8eca6431f9902f8/FLAG9e934a8d4 [2024-11-13 23:06:39,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/data/2ebcea54c/ee5e086f7cb14557b8eca6431f9902f8 [2024-11-13 23:06:39,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:06:39,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:06:39,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:06:39,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:06:39,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:06:39,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:39" (1/1) ... [2024-11-13 23:06:39,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@176e0d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:39, skipping insertion in model container [2024-11-13 23:06:39,482 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:39" (1/1) ... [2024-11-13 23:06:39,559 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:06:40,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:06:40,563 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:06:40,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:06:40,945 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:06:40,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40 WrapperNode [2024-11-13 23:06:40,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:06:40,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:06:40,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:06:40,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:06:40,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40" (1/1) ... [2024-11-13 23:06:40,990 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40" (1/1) ... [2024-11-13 23:06:41,023 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 23:06:41,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:06:41,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:06:41,026 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:06:41,026 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:06:41,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40" (1/1) ... [2024-11-13 23:06:41,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40" (1/1) ... [2024-11-13 23:06:41,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40" (1/1) ... [2024-11-13 23:06:41,041 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40" (1/1) ... [2024-11-13 23:06:41,060 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40" (1/1) ... [2024-11-13 23:06:41,062 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40" (1/1) ... [2024-11-13 23:06:41,064 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40" (1/1) ... [2024-11-13 23:06:41,065 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40" (1/1) ... [2024-11-13 23:06:41,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:06:41,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:06:41,077 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:06:41,077 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:06:41,078 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:40" (1/1) ... [2024-11-13 23:06:41,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:06:41,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:06:41,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:06:41,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:06:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:06:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:06:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:06:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:06:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:06:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-13 23:06:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-13 23:06:41,312 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:06:41,314 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:06:41,438 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 23:06:41,439 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:06:41,521 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:06:41,522 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:06:41,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:06:41 BoogieIcfgContainer [2024-11-13 23:06:41,522 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:06:41,523 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:06:41,523 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:06:41,535 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:06:41,535 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:06:41" (1/1) ... [2024-11-13 23:06:41,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:06:41,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:06:41,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2024-11-13 23:06:41,596 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2024-11-13 23:06:41,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:06:41,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:06:41,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:06:41,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:06:41,603 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:06:41,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:06:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:06:41,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:06:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:06:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:06:41,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:06:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:06:42,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:06:42,030 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:06:42,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:06:42 ImpRootNode [2024-11-13 23:06:42,077 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:06:42,077 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:06:42,077 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:06:42,078 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:06:42,079 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:06:41" (3/4) ... [2024-11-13 23:06:42,082 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:06:42,083 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:06:42,084 INFO L158 Benchmark]: Toolchain (without parser) took 2616.85ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 89.2MB in the beginning and 215.7MB in the end (delta: -126.5MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-13 23:06:42,084 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:42,085 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1474.81ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 67.0MB in the end (delta: 21.9MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2024-11-13 23:06:42,085 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.12ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 64.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:42,086 INFO L158 Benchmark]: Boogie Preprocessor took 50.94ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 62.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:42,086 INFO L158 Benchmark]: RCFGBuilder took 445.33ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 47.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:06:42,087 INFO L158 Benchmark]: CodeCheck took 553.63ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 47.3MB in the beginning and 216.4MB in the end (delta: -169.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:42,087 INFO L158 Benchmark]: Witness Printer took 5.63ms. Allocated memory is still 251.7MB. Free memory was 216.4MB in the beginning and 215.7MB in the end (delta: 691.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:06:42,090 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 3 procedures, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 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: 1568]: 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 1576. 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); [L1576] 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) [L1576] 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] [L1577] CALL CWE191_Integer_Underflow__int_min_multiply_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1562] 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] [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] COND TRUE staticReturnsTrue() [L1566] 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] [L1568] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1474.81ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 67.0MB in the end (delta: 21.9MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.12ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 64.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.94ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 62.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 445.33ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 47.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 553.63ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 47.3MB in the beginning and 216.4MB in the end (delta: -169.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.63ms. Allocated memory is still 251.7MB. Free memory was 216.4MB in the beginning and 215.7MB in the end (delta: 691.1kB). 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 23:06:42,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f9cdc9-6f58-4f7a-b0ab-da407a35af26/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