./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b --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 de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:02:11,377 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:02:11,432 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 05:02:11,436 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:02:11,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:02:11,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:02:11,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:02:11,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:02:11,457 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:02:11,457 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:02:11,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:02:11,458 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:02:11,458 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:02:11,458 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:02:11,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:02:11,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:02:11,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:02:11,458 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:02:11,458 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:02:11,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:02:11,458 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:02:11,459 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:02:11,459 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:02:11,459 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:02:11,459 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:02:11,459 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:02:11,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:02:11,459 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:02:11,459 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:02:11,459 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:02:11,459 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:02:11,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:02:11,460 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_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b 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 -> de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 [2024-12-06 05:02:11,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:02:11,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:02:11,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:02:11,690 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:02:11,691 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:02:11,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2024-12-06 05:02:14,328 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/data/26718e849/a171816a2cc442fea83721c91cd2949b/FLAG18c4e7842 [2024-12-06 05:02:14,637 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:02:14,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2024-12-06 05:02:14,657 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/data/26718e849/a171816a2cc442fea83721c91cd2949b/FLAG18c4e7842 [2024-12-06 05:02:14,892 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/data/26718e849/a171816a2cc442fea83721c91cd2949b [2024-12-06 05:02:14,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:02:14,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:02:14,896 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:02:14,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:02:14,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:02:14,901 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:02:14" (1/1) ... [2024-12-06 05:02:14,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23a546f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:14, skipping insertion in model container [2024-12-06 05:02:14,902 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:02:14" (1/1) ... [2024-12-06 05:02:14,949 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:02:16,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:02:16,165 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:02:16,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:02:16,463 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:02:16,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16 WrapperNode [2024-12-06 05:02:16,464 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:02:16,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:02:16,465 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:02:16,465 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:02:16,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,508 INFO L138 Inliner]: procedures = 937, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 65 [2024-12-06 05:02:16,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:02:16,508 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:02:16,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:02:16,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:02:16,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,521 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,523 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,524 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,525 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,527 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:02:16,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:02:16,528 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:02:16,528 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:02:16,529 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:02:16,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:02:16,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:02:16,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:02:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:02:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:02:16,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:02:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 05:02:16,579 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 05:02:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:02:16,681 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:02:16,682 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:02:16,768 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-12-06 05:02:16,768 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:02:16,800 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:02:16,800 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:02:16,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:02:16 BoogieIcfgContainer [2024-12-06 05:02:16,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:02:16,801 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:02:16,801 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:02:16,808 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:02:16,808 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:02:16" (1/1) ... [2024-12-06 05:02:16,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:02:16,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:16,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-06 05:02:16,854 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-06 05:02:16,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:02:16,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:16,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:02:16,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:17,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:02:17,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:17,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-12-06 05:02:17,030 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-12-06 05:02:17,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:02:17,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:17,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:02:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:02:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:02:17,115 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:02:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:02:17,151 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-06 05:02:17,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:02:17 ImpRootNode [2024-12-06 05:02:17,177 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:02:17,177 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:02:17,177 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:02:17,178 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:02:17,178 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:02:16" (3/4) ... [2024-12-06 05:02:17,181 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:02:17,181 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:02:17,182 INFO L158 Benchmark]: Toolchain (without parser) took 2287.26ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 88.0MB in the beginning and 178.2MB in the end (delta: -90.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-12-06 05:02:17,183 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 86.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:17,183 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1568.16ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 56.7MB in the end (delta: 31.3MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2024-12-06 05:02:17,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.69ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 52.8MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:17,184 INFO L158 Benchmark]: Boogie Preprocessor took 18.49ms. Allocated memory is still 117.4MB. Free memory was 52.8MB in the beginning and 51.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:17,184 INFO L158 Benchmark]: RCFGBuilder took 272.72ms. Allocated memory is still 117.4MB. Free memory was 51.5MB in the beginning and 37.1MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:02:17,185 INFO L158 Benchmark]: CodeCheck took 375.79ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 37.1MB in the beginning and 178.2MB in the end (delta: -141.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:17,185 INFO L158 Benchmark]: Witness Printer took 4.08ms. Allocated memory is still 234.9MB. Free memory was 178.2MB in the beginning and 178.2MB in the end (delta: 11.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:17,188 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 10 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 52 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, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1839]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1857, overapproximation of fgets at line 1855. 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); [L1846] 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) [L1846] 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] [L1847] CALL CWE190_Integer_Overflow__int_fgets_square_61_bad() [L1835] int data; [L1836] data = 0 [L1837] CALL, EXPR CWE190_Integer_Overflow__int_fgets_square_61b_badSource(data) [L1854] char inputBuffer[(3 * sizeof(data) + 2)] = ""; 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] [L1855] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1857] data = atoi(inputBuffer) [L1864] return data; [L1837] RET, EXPR CWE190_Integer_Overflow__int_fgets_square_61b_badSource(data) [L1837] data = CWE190_Integer_Overflow__int_fgets_square_61b_badSource(data) [L1839] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 86.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1568.16ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 56.7MB in the end (delta: 31.3MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.69ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 52.8MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.49ms. Allocated memory is still 117.4MB. Free memory was 52.8MB in the beginning and 51.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 272.72ms. Allocated memory is still 117.4MB. Free memory was 51.5MB in the beginning and 37.1MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 375.79ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 37.1MB in the beginning and 178.2MB in the end (delta: -141.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.08ms. Allocated memory is still 234.9MB. Free memory was 178.2MB in the beginning and 178.2MB in the end (delta: 11.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 05:02:17,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/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_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b --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 de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:02:19,184 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:02:19,266 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 05:02:19,289 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:02:19,290 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:02:19,290 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:02:19,290 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:02:19,290 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:02:19,290 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:02:19,290 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:02:19,291 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:02:19,291 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:02:19,291 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:02:19,291 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:02:19,291 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:02:19,291 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:02:19,291 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:02:19,291 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:02:19,291 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:02:19,291 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:02:19,291 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:02:19,292 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:02:19,292 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:02:19,292 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:02:19,292 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:02:19,292 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:19,292 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:02:19,292 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:02:19,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:02:19,292 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:02:19,292 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:02:19,293 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:02:19,293 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:02:19,293 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:19,293 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:02:19,293 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_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b 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 -> de9d3c45f7ac8b8a4125613ae6932572e70b7961151db8f9062dba605154a670 [2024-12-06 05:02:19,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:02:19,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:02:19,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:02:19,523 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:02:19,524 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:02:19,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2024-12-06 05:02:22,174 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/data/158f57867/70cd72bb4d0f402b8a8001197a14462d/FLAG661ee2e18 [2024-12-06 05:02:22,478 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:02:22,478 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_61_bad.i [2024-12-06 05:02:22,503 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/data/158f57867/70cd72bb4d0f402b8a8001197a14462d/FLAG661ee2e18 [2024-12-06 05:02:22,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/data/158f57867/70cd72bb4d0f402b8a8001197a14462d [2024-12-06 05:02:22,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:02:22,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:02:22,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:02:22,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:02:22,527 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:02:22,528 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:02:22" (1/1) ... [2024-12-06 05:02:22,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fb03602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:22, skipping insertion in model container [2024-12-06 05:02:22,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:02:22" (1/1) ... [2024-12-06 05:02:22,575 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:02:23,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:02:23,771 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:02:23,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:02:24,094 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:02:24,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24 WrapperNode [2024-12-06 05:02:24,094 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:02:24,095 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:02:24,095 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:02:24,095 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:02:24,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,122 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,146 INFO L138 Inliner]: procedures = 942, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 63 [2024-12-06 05:02:24,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:02:24,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:02:24,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:02:24,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:02:24,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,165 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,166 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,171 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:02:24,175 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:02:24,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:02:24,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:02:24,176 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:24" (1/1) ... [2024-12-06 05:02:24,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:02:24,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:02:24,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:02:24,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:02:24,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:02:24,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:02:24,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:02:24,233 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 05:02:24,233 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 05:02:24,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:02:24,353 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:02:24,355 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:02:26,154 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-06 05:02:26,154 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:02:26,189 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:02:26,189 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:02:26,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:02:26 BoogieIcfgContainer [2024-12-06 05:02:26,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:02:26,191 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:02:26,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:02:26,200 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:02:26,201 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:02:26" (1/1) ... [2024-12-06 05:02:26,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:02:26,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:26,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-06 05:02:26,245 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-06 05:02:26,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:02:26,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:26,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:26,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:26,250 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:26,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff9d576d-8839-4b66-96a0-0361d1b1f6a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process