./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_10_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_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/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_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/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_4a882fad-f79f-4449-b940-2f48df4a249c/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 19b95e32ac4e70645695ac3d35905f65a3ee5c510895b29ccb52843638980ed9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:27:37,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:27:38,062 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:27:38,066 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:27:38,067 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:27:38,088 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:27:38,089 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:27:38,089 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:27:38,091 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:27:38,091 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:27:38,091 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:27:38,091 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:27:38,091 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:27:38,092 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:27:38,092 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:27:38,092 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:27:38,092 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:27:38,092 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:27:38,092 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:27:38,092 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:27:38,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:27:38,092 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:27:38,093 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:27:38,093 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:27:38,093 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:27:38,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:27:38,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:27:38,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:27:38,093 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:27:38,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:27:38,094 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:27:38,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:27:38,094 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_4a882fad-f79f-4449-b940-2f48df4a249c/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 -> 19b95e32ac4e70645695ac3d35905f65a3ee5c510895b29ccb52843638980ed9 [2024-11-13 22:27:38,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:27:38,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:27:38,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:27:38,415 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:27:38,415 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:27:38,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_10_bad.i Unable to find full path for "g++" [2024-11-13 22:27:40,414 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:27:40,872 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:27:40,873 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_10_bad.i [2024-11-13 22:27:40,918 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/data/3893b49f1/42cea2002ad742f5903455556a17e032/FLAGec06658ef [2024-11-13 22:27:40,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/data/3893b49f1/42cea2002ad742f5903455556a17e032 [2024-11-13 22:27:40,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:27:40,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:27:40,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:27:40,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:27:40,954 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:27:40,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:27:40" (1/1) ... [2024-11-13 22:27:40,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@595daee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:40, skipping insertion in model container [2024-11-13 22:27:40,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:27:40" (1/1) ... [2024-11-13 22:27:41,031 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:27:42,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:27:42,112 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:27:42,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:27:42,353 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:27:42,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42 WrapperNode [2024-11-13 22:27:42,355 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:27:42,357 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:27:42,357 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:27:42,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:27:42,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42" (1/1) ... [2024-11-13 22:27:42,383 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42" (1/1) ... [2024-11-13 22:27:42,410 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2024-11-13 22:27:42,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:27:42,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:27:42,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:27:42,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:27:42,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42" (1/1) ... [2024-11-13 22:27:42,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42" (1/1) ... [2024-11-13 22:27:42,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42" (1/1) ... [2024-11-13 22:27:42,421 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42" (1/1) ... [2024-11-13 22:27:42,426 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42" (1/1) ... [2024-11-13 22:27:42,429 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42" (1/1) ... [2024-11-13 22:27:42,431 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42" (1/1) ... [2024-11-13 22:27:42,432 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42" (1/1) ... [2024-11-13 22:27:42,434 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:27:42,435 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:27:42,435 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:27:42,436 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:27:42,437 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:42" (1/1) ... [2024-11-13 22:27:42,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:27:42,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:27:42,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:27:42,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:27:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:27:42,509 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:27:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:27:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:27:42,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:27:42,684 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:27:42,686 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:27:42,900 INFO L? ?]: Removed 56 outVars from TransFormulas that were not future-live. [2024-11-13 22:27:42,900 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:27:43,191 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:27:43,192 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:27:43,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:27:43 BoogieIcfgContainer [2024-11-13 22:27:43,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:27:43,193 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:27:43,193 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:27:43,203 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:27:43,204 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:27:43" (1/1) ... [2024-11-13 22:27:43,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:27:43,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:43,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 22:27:43,279 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 22:27:43,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:27:43,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:43,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:27:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:43,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:27:43,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:43,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 22:27:43,776 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 22:27:43,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:27:43,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:43,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:27:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:27:43,914 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:27:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:27:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:27:44,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:27:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:27:44,142 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:27:44,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:27:44 ImpRootNode [2024-11-13 22:27:44,181 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:27:44,182 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:27:44,182 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:27:44,182 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:27:44,184 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:27:43" (3/4) ... [2024-11-13 22:27:44,186 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:27:44,187 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:27:44,190 INFO L158 Benchmark]: Toolchain (without parser) took 3245.91ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 42.7MB in the end (delta: 46.5MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2024-11-13 22:27:44,191 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 74.6MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:27:44,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1409.98ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 80.8MB in the end (delta: 8.4MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-13 22:27:44,192 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.62ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 78.2MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:27:44,195 INFO L158 Benchmark]: Boogie Preprocessor took 23.95ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 77.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:27:44,195 INFO L158 Benchmark]: RCFGBuilder took 756.81ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 35.6MB in the end (delta: 41.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:27:44,196 INFO L158 Benchmark]: CodeCheck took 988.40ms. Allocated memory is still 117.4MB. Free memory was 35.6MB in the beginning and 42.7MB in the end (delta: -7.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:27:44,196 INFO L158 Benchmark]: Witness Printer took 5.96ms. Allocated memory is still 117.4MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:27:44,200 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: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 8 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568, overapproximation of bitwiseOr at line 1554. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE190_Integer_Overflow__int_rand_multiply_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] 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 0.34ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 74.6MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1409.98ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 80.8MB in the end (delta: 8.4MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.62ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 78.2MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.95ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 77.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 756.81ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 35.6MB in the end (delta: 41.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 988.40ms. Allocated memory is still 117.4MB. Free memory was 35.6MB in the beginning and 42.7MB in the end (delta: -7.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.96ms. Allocated memory is still 117.4MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 13.7kB). 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 22:27:44,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/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_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/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_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/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_4a882fad-f79f-4449-b940-2f48df4a249c/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 19b95e32ac4e70645695ac3d35905f65a3ee5c510895b29ccb52843638980ed9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:27:46,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:27:46,990 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:27:47,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:27:47,064 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:27:47,064 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:27:47,065 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:27:47,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:27:47,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:27:47,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:27:47,066 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:27:47,066 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:27:47,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:27:47,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:27:47,067 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:27:47,067 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:27:47,068 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:27:47,068 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:27:47,068 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:27:47,068 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:27:47,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:27:47,068 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:27:47,068 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:27:47,068 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:27:47,069 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:27:47,069 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:47,069 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:27:47,069 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:27:47,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:27:47,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:27:47,070 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:27:47,070 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:27:47,070 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:27:47,070 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:47,070 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:27:47,072 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_4a882fad-f79f-4449-b940-2f48df4a249c/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 -> 19b95e32ac4e70645695ac3d35905f65a3ee5c510895b29ccb52843638980ed9 [2024-11-13 22:27:47,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:27:47,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:27:47,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:27:47,410 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:27:47,414 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:27:47,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_10_bad.i Unable to find full path for "g++" [2024-11-13 22:27:49,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:27:49,921 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:27:49,925 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_10_bad.i [2024-11-13 22:27:49,962 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/data/9483566d7/17d5c550c12846a08765728e79336c49/FLAG5744a6e2b [2024-11-13 22:27:49,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/data/9483566d7/17d5c550c12846a08765728e79336c49 [2024-11-13 22:27:49,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:27:49,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:27:49,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:27:49,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:27:50,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:27:50,000 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:27:49" (1/1) ... [2024-11-13 22:27:50,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a9cc4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:50, skipping insertion in model container [2024-11-13 22:27:50,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:27:49" (1/1) ... [2024-11-13 22:27:50,066 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:27:51,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:27:51,037 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:27:51,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:27:51,301 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:27:51,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51 WrapperNode [2024-11-13 22:27:51,302 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:27:51,303 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:27:51,303 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:27:51,303 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:27:51,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,331 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,355 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2024-11-13 22:27:51,356 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:27:51,357 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:27:51,357 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:27:51,357 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:27:51,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,367 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,368 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,375 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,384 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:27:51,385 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:27:51,385 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:27:51,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:27:51,386 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:27:51,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:27:51,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:27:51,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:27:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:27:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:27:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:27:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:27:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:27:51,627 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:27:51,629 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:27:51,760 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 22:27:51,760 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:27:51,828 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:27:51,829 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:27:51,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:27:51 BoogieIcfgContainer [2024-11-13 22:27:51,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:27:51,830 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:27:51,830 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:27:51,840 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:27:51,841 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:27:51" (1/1) ... [2024-11-13 22:27:51,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:27:51,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:51,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 22:27:51,905 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 22:27:51,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:27:51,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:51,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:51,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:51,913 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:51,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:27:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:52,112 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:52,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:27:52,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:52,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:27:52,223 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:27:52,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:27:52,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:52,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 22:27:52,276 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 22:27:52,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:27:52,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:52,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:52,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:52,279 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:52,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:27:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:27:52,433 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:27:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:27:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:27:52,574 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:27:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:27:52,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:27:52,632 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:27:52,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:27:52 ImpRootNode [2024-11-13 22:27:52,669 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:27:52,670 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:27:52,670 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:27:52,671 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:27:52,671 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:27:51" (3/4) ... [2024-11-13 22:27:52,675 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:27:52,676 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:27:52,679 INFO L158 Benchmark]: Toolchain (without parser) took 2687.54ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 72.5MB in the end (delta: 17.0MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2024-11-13 22:27:52,679 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:27:52,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1309.34ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 69.3MB in the end (delta: 20.3MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 22:27:52,682 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.65ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 66.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:27:52,683 INFO L158 Benchmark]: Boogie Preprocessor took 26.97ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 65.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:27:52,683 INFO L158 Benchmark]: RCFGBuilder took 444.72ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 46.6MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:27:52,683 INFO L158 Benchmark]: CodeCheck took 839.21ms. Allocated memory is still 117.4MB. Free memory was 46.1MB in the beginning and 73.2MB in the end (delta: -27.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:27:52,684 INFO L158 Benchmark]: Witness Printer took 6.41ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 72.5MB in the end (delta: 697.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:27:52,689 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: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 8 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE190_Integer_Overflow__int_rand_multiply_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] 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 0.45ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1309.34ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 69.3MB in the end (delta: 20.3MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.65ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 66.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.97ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 65.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 444.72ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 46.6MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 839.21ms. Allocated memory is still 117.4MB. Free memory was 46.1MB in the beginning and 73.2MB in the end (delta: -27.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.41ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 72.5MB in the end (delta: 697.5kB). 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 22:27:52,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a882fad-f79f-4449-b940-2f48df4a249c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample