./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_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_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/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_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/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_4492acea-74bf-4ac1-ae07-08a0adce18aa/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 659eed829d564fb849fd8098859cce46da5dbca5102a6ac46c305da83ec72a4b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:18:24,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:18:24,627 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 04:18:24,632 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:18:24,632 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:18:24,651 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:18:24,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:18:24,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:18:24,652 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:18:24,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:18:24,653 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:18:24,653 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:18:24,653 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:18:24,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:18:24,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:18:24,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:18:24,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:18:24,654 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:18:24,654 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:18:24,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:18:24,654 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:18:24,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:18:24,654 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:18:24,654 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:18:24,654 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:18:24,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:18:24,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:18:24,654 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:18:24,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:18:24,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:18:24,655 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:18:24,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:18:24,655 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_4492acea-74bf-4ac1-ae07-08a0adce18aa/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 -> 659eed829d564fb849fd8098859cce46da5dbca5102a6ac46c305da83ec72a4b [2024-12-06 04:18:24,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:18:24,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:18:24,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:18:24,904 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:18:24,904 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:18:24,905 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i [2024-12-06 04:18:27,538 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/data/6a3ab0507/dcdef4f146d4405db3b50472d1061770/FLAG87f9ae888 [2024-12-06 04:18:27,856 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:18:27,856 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i [2024-12-06 04:18:27,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/data/6a3ab0507/dcdef4f146d4405db3b50472d1061770/FLAG87f9ae888 [2024-12-06 04:18:28,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/data/6a3ab0507/dcdef4f146d4405db3b50472d1061770 [2024-12-06 04:18:28,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:18:28,118 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:18:28,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:18:28,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:18:28,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:18:28,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:18:28" (1/1) ... [2024-12-06 04:18:28,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2adfc848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:28, skipping insertion in model container [2024-12-06 04:18:28,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:18:28" (1/1) ... [2024-12-06 04:18:28,168 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:18:29,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:18:29,394 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:18:29,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:18:29,674 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:18:29,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29 WrapperNode [2024-12-06 04:18:29,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:18:29,675 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:18:29,676 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:18:29,676 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:18:29,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,715 INFO L138 Inliner]: procedures = 937, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-12-06 04:18:29,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:18:29,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:18:29,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:18:29,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:18:29,722 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,724 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,724 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,728 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,729 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,731 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,731 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,733 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:18:29,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:18:29,733 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:18:29,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:18:29,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:29" (1/1) ... [2024-12-06 04:18:29,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:18:29,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:18:29,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:18:29,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:18:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:18:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:18:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:18:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:18:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:18:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:18:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 04:18:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 04:18:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:18:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:18:29,889 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:18:29,890 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:18:29,989 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-12-06 04:18:29,989 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:18:30,018 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:18:30,018 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:18:30,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:18:30 BoogieIcfgContainer [2024-12-06 04:18:30,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:18:30,019 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:18:30,019 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:18:30,026 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:18:30,026 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:18:30" (1/1) ... [2024-12-06 04:18:30,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:18:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:30,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-06 04:18:30,075 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-06 04:18:30,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:18:30,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:30,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:30,249 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 04:18:30,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:30,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-12-06 04:18:30,274 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-12-06 04:18:30,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:18:30,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:30,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:18:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:18:30,389 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:18:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:18:30,428 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-06 04:18:30,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:18:30 ImpRootNode [2024-12-06 04:18:30,445 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:18:30,446 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:18:30,446 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:18:30,446 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:18:30,447 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:18:30" (3/4) ... [2024-12-06 04:18:30,448 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:18:30,449 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:18:30,449 INFO L158 Benchmark]: Toolchain (without parser) took 2331.84ms. Allocated memory is still 117.4MB. Free memory was 88.4MB in the beginning and 57.0MB in the end (delta: 31.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-12-06 04:18:30,449 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:18:30,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1556.28ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 55.7MB in the end (delta: 32.5MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2024-12-06 04:18:30,450 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.41ms. Allocated memory is still 117.4MB. Free memory was 55.7MB in the beginning and 52.3MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:18:30,450 INFO L158 Benchmark]: Boogie Preprocessor took 17.68ms. Allocated memory is still 117.4MB. Free memory was 52.3MB in the beginning and 51.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:18:30,451 INFO L158 Benchmark]: RCFGBuilder took 285.13ms. Allocated memory is still 117.4MB. Free memory was 51.0MB in the beginning and 36.2MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:18:30,451 INFO L158 Benchmark]: CodeCheck took 426.48ms. Allocated memory is still 117.4MB. Free memory was 36.2MB in the beginning and 57.1MB in the end (delta: -20.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:18:30,451 INFO L158 Benchmark]: Witness Printer took 2.71ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 57.0MB in the end (delta: 11.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:18:30,453 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: 0.4s, 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, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 2 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, 0.1s 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: 1864]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1842, overapproximation of fgets at line 1840. 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); [L1855] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1855] 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] [L1856] CALL CWE190_Integer_Overflow__int_fgets_square_66_bad() [L1835] int data; [L1836] int dataArray[5]; [L1837] data = 0 [L1839] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, dataArray={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1840] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1842] data = atoi(inputBuffer) [L1849] dataArray[2] = data [L1850] CALL CWE190_Integer_Overflow__int_fgets_square_66b_badSink(dataArray) [L1862] EXPR dataArray[2] [L1862] int data = dataArray[2]; [L1864] 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 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1556.28ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 55.7MB in the end (delta: 32.5MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.41ms. Allocated memory is still 117.4MB. Free memory was 55.7MB in the beginning and 52.3MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.68ms. Allocated memory is still 117.4MB. Free memory was 52.3MB in the beginning and 51.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 285.13ms. Allocated memory is still 117.4MB. Free memory was 51.0MB in the beginning and 36.2MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 426.48ms. Allocated memory is still 117.4MB. Free memory was 36.2MB in the beginning and 57.1MB in the end (delta: -20.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.71ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 57.0MB in the end (delta: 11.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:18:30,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/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_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/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_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/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_4492acea-74bf-4ac1-ae07-08a0adce18aa/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 659eed829d564fb849fd8098859cce46da5dbca5102a6ac46c305da83ec72a4b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:18:32,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:18:32,487 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 04:18:32,514 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:18:32,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:18:32,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:18:32,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:18:32,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:18:32,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:18:32,516 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:18:32,516 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:18:32,516 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:18:32,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:18:32,516 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:18:32,516 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:18:32,516 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:18:32,516 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:18:32,516 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:18:32,517 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:18:32,517 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:18:32,517 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:18:32,517 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:18:32,517 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:18:32,517 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:18:32,517 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:18:32,517 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:18:32,517 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:18:32,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:18:32,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:18:32,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:18:32,518 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:18:32,518 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:18:32,518 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:18:32,518 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:18:32,518 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:18:32,518 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_4492acea-74bf-4ac1-ae07-08a0adce18aa/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 -> 659eed829d564fb849fd8098859cce46da5dbca5102a6ac46c305da83ec72a4b [2024-12-06 04:18:32,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:18:32,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:18:32,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:18:32,762 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:18:32,763 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:18:32,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i [2024-12-06 04:18:35,431 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/data/9dd37fc4e/9f441eb4a63a43fca184b02e0b330eea/FLAG0bd338f94 [2024-12-06 04:18:35,729 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:18:35,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_66_bad.i [2024-12-06 04:18:35,755 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/data/9dd37fc4e/9f441eb4a63a43fca184b02e0b330eea/FLAG0bd338f94 [2024-12-06 04:18:35,997 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/data/9dd37fc4e/9f441eb4a63a43fca184b02e0b330eea [2024-12-06 04:18:35,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:18:36,000 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:18:36,001 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:18:36,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:18:36,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:18:36,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:18:35" (1/1) ... [2024-12-06 04:18:36,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a7e337b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:36, skipping insertion in model container [2024-12-06 04:18:36,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:18:35" (1/1) ... [2024-12-06 04:18:36,042 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:18:37,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:18:37,225 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:18:37,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:18:37,502 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:18:37,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37 WrapperNode [2024-12-06 04:18:37,503 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:18:37,504 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:18:37,504 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:18:37,504 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:18:37,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,556 INFO L138 Inliner]: procedures = 942, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 66 [2024-12-06 04:18:37,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:18:37,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:18:37,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:18:37,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:18:37,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,577 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,582 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:18:37,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:18:37,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:18:37,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:18:37,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:37" (1/1) ... [2024-12-06 04:18:37,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:18:37,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:18:37,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:18:37,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:18:37,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 04:18:37,643 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 04:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:18:37,762 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:18:37,764 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:18:38,745 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-12-06 04:18:38,746 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:18:38,781 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:18:38,781 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:18:38,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:18:38 BoogieIcfgContainer [2024-12-06 04:18:38,782 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:18:38,783 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:18:38,783 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:18:38,793 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:18:38,793 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:18:38" (1/1) ... [2024-12-06 04:18:38,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:18:38,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:38,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-06 04:18:38,844 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-06 04:18:38,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:18:38,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:38,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:18:38,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:18:38,850 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:18:38,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4492acea-74bf-4ac1-ae07-08a0adce18aa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process