./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_14_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a07bf6d7f2a61ff3768d52fdb1c31cd2cde36de26e0b1203b3a8724a82d75d06 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:07:57,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:07:57,951 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:07:57,956 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:07:57,956 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:07:57,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:07:57,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:07:57,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:07:57,980 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:07:57,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:07:57,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:07:57,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:07:57,981 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:07:57,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:07:57,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:07:57,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:07:57,981 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:07:57,981 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:07:57,982 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:07:57,982 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:07:57,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:07:57,982 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:07:57,982 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:07:57,982 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:07:57,982 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:07:57,982 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:07:57,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:57,983 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:07:57,983 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:07:57,983 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:07:57,983 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:07:57,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:07:57,983 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_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a07bf6d7f2a61ff3768d52fdb1c31cd2cde36de26e0b1203b3a8724a82d75d06 [2024-11-13 21:07:58,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:07:58,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:07:58,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:07:58,302 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:07:58,302 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:07:58,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_14_bad.i Unable to find full path for "g++" [2024-11-13 21:08:00,112 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:08:00,647 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:08:00,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_14_bad.i [2024-11-13 21:08:00,681 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/data/9e2b06963/2303758a5f96499eb04b15970fb2b708/FLAGcb4023344 [2024-11-13 21:08:01,197 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/data/9e2b06963/2303758a5f96499eb04b15970fb2b708 [2024-11-13 21:08:01,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:08:01,204 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:08:01,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:01,206 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:08:01,211 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:08:01,212 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:01" (1/1) ... [2024-11-13 21:08:01,214 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac46ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:01, skipping insertion in model container [2024-11-13 21:08:01,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:01" (1/1) ... [2024-11-13 21:08:01,286 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:08:03,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:03,072 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:08:03,178 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:03,488 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:08:03,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03 WrapperNode [2024-11-13 21:08:03,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:03,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:03,490 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:08:03,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:08:03,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03" (1/1) ... [2024-11-13 21:08:03,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03" (1/1) ... [2024-11-13 21:08:03,546 INFO L138 Inliner]: procedures = 936, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2024-11-13 21:08:03,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:03,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:08:03,547 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:08:03,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:08:03,555 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03" (1/1) ... [2024-11-13 21:08:03,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03" (1/1) ... [2024-11-13 21:08:03,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03" (1/1) ... [2024-11-13 21:08:03,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03" (1/1) ... [2024-11-13 21:08:03,563 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03" (1/1) ... [2024-11-13 21:08:03,565 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03" (1/1) ... [2024-11-13 21:08:03,567 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03" (1/1) ... [2024-11-13 21:08:03,568 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03" (1/1) ... [2024-11-13 21:08:03,570 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:08:03,571 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:08:03,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:08:03,571 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:08:03,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:03" (1/1) ... [2024-11-13 21:08:03,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:08:03,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:08:03,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:08:03,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:08:03,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:08:03,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:08:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:08:03,640 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:08:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:08:03,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:08:03,834 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:08:03,836 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:08:03,995 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 21:08:03,996 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:08:04,049 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:08:04,053 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:08:04,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:04 BoogieIcfgContainer [2024-11-13 21:08:04,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:08:04,054 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:08:04,054 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:08:04,067 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:08:04,067 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:04" (1/1) ... [2024-11-13 21:08:04,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:08:04,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 21:08:04,139 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 21:08:04,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:08:04,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:04,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:04,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:04,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:04,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-13 21:08:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-13 21:08:04,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:08:04,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:04,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:04,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:04,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:04,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 21 transitions. [2024-11-13 21:08:04,440 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-13 21:08:04,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:08:04,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:04,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:08:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:04,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:08:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:04,644 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 21:08:04,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:08:04 ImpRootNode [2024-11-13 21:08:04,683 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:08:04,684 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:08:04,684 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:08:04,685 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:08:04,685 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:04" (3/4) ... [2024-11-13 21:08:04,687 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:08:04,688 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:08:04,689 INFO L158 Benchmark]: Toolchain (without parser) took 3487.95ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 55.1MB in the end (delta: 58.7MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2024-11-13 21:08:04,689 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:04,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2283.85ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 103.0MB in the end (delta: 10.6MB). Peak memory consumption was 96.2MB. Max. memory is 16.1GB. [2024-11-13 21:08:04,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.59ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 98.9MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:08:04,690 INFO L158 Benchmark]: Boogie Preprocessor took 22.63ms. Allocated memory is still 142.6MB. Free memory was 98.9MB in the beginning and 98.0MB in the end (delta: 908.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:04,691 INFO L158 Benchmark]: RCFGBuilder took 482.84ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 84.1MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:08:04,691 INFO L158 Benchmark]: CodeCheck took 628.80ms. Allocated memory is still 142.6MB. Free memory was 84.1MB in the beginning and 55.1MB in the end (delta: 29.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:08:04,691 INFO L158 Benchmark]: Witness Printer took 3.84ms. Allocated memory is still 142.6MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:04,694 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, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 33 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1853]: 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 large string literal at line 1861, 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); [L1861] 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) [L1861] 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] [L1862] CALL CWE190_Integer_Overflow__int_fgets_square_14_bad() [L1834] int data; [L1835] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1836] COND TRUE globalFive==5 [L1839] 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] [L1840] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1842] data = atoi(inputBuffer) [L1850] COND TRUE globalFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1853] 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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2283.85ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 103.0MB in the end (delta: 10.6MB). Peak memory consumption was 96.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.59ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 98.9MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.63ms. Allocated memory is still 142.6MB. Free memory was 98.9MB in the beginning and 98.0MB in the end (delta: 908.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 482.84ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 84.1MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 628.80ms. Allocated memory is still 142.6MB. Free memory was 84.1MB in the beginning and 55.1MB in the end (delta: 29.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 3.84ms. Allocated memory is still 142.6MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:08:04,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a07bf6d7f2a61ff3768d52fdb1c31cd2cde36de26e0b1203b3a8724a82d75d06 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:08:07,413 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:08:07,526 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:08:07,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:08:07,565 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:08:07,565 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:08:07,566 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:08:07,566 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:08:07,566 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:08:07,566 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:08:07,566 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:08:07,566 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:08:07,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:08:07,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:08:07,567 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:08:07,567 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:08:07,567 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:08:07,567 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:08:07,567 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:08:07,568 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:08:07,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:08:07,568 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:08:07,568 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:08:07,568 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:08:07,568 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:08:07,568 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:07,569 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:08:07,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:08:07,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:08:07,569 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:08:07,569 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:08:07,571 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:08:07,571 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:08:07,571 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:07,571 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:08:07,571 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_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a07bf6d7f2a61ff3768d52fdb1c31cd2cde36de26e0b1203b3a8724a82d75d06 [2024-11-13 21:08:07,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:08:07,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:08:07,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:08:07,983 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:08:07,984 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:08:07,985 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_14_bad.i Unable to find full path for "g++" [2024-11-13 21:08:09,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:08:10,404 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:08:10,408 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_14_bad.i [2024-11-13 21:08:10,449 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/data/cc8c4fa41/8fb372e819f14c73b9c24a641ba52fea/FLAG7c492117c [2024-11-13 21:08:10,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/data/cc8c4fa41/8fb372e819f14c73b9c24a641ba52fea [2024-11-13 21:08:10,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:08:10,915 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:08:10,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:10,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:08:10,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:08:10,922 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:10" (1/1) ... [2024-11-13 21:08:10,923 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d755fd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:10, skipping insertion in model container [2024-11-13 21:08:10,923 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:10" (1/1) ... [2024-11-13 21:08:10,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:08:12,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:12,848 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:08:12,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:13,507 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:08:13,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13 WrapperNode [2024-11-13 21:08:13,508 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:13,509 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:13,509 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:08:13,509 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:08:13,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13" (1/1) ... [2024-11-13 21:08:13,566 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13" (1/1) ... [2024-11-13 21:08:13,603 INFO L138 Inliner]: procedures = 941, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 21:08:13,605 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:13,606 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:08:13,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:08:13,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:08:13,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13" (1/1) ... [2024-11-13 21:08:13,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13" (1/1) ... [2024-11-13 21:08:13,619 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13" (1/1) ... [2024-11-13 21:08:13,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13" (1/1) ... [2024-11-13 21:08:13,635 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13" (1/1) ... [2024-11-13 21:08:13,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13" (1/1) ... [2024-11-13 21:08:13,640 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13" (1/1) ... [2024-11-13 21:08:13,642 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13" (1/1) ... [2024-11-13 21:08:13,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:08:13,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:08:13,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:08:13,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:08:13,647 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:13" (1/1) ... [2024-11-13 21:08:13,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:08:13,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:08:13,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:08:13,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:08:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:08:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:08:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:08:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:08:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:08:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:08:13,891 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:08:13,893 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:08:15,386 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:08:15,387 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:08:15,455 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:08:15,456 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:08:15,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:15 BoogieIcfgContainer [2024-11-13 21:08:15,457 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:08:15,458 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:08:15,458 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:08:15,469 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:08:15,469 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:15" (1/1) ... [2024-11-13 21:08:15,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:08:15,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:15,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 21:08:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 21:08:15,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:08:15,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:15,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:15,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:15,536 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:15,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:08:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:15,688 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:15,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:08:15,752 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:15,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:15,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 21:08:15,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:15,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 27 transitions. [2024-11-13 21:08:15,903 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 21:08:15,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:08:15,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:15,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:15,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:15,907 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:15,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6546adc9-d66f-4c4f-bf4e-17755860fc9a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process