./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_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_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3 --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 58496869a16ffeea9559ca0c6035ba76fca571afa99319292183198f494e13eb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:06:29,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:06:30,087 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 05:06:30,096 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:06:30,097 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:06:30,132 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:06:30,133 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:06:30,134 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:06:30,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:06:30,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:06:30,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:06:30,134 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:06:30,134 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:06:30,136 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:06:30,136 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:06:30,137 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:06:30,137 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:06:30,137 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:06:30,138 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:06:30,138 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:06:30,138 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:06:30,138 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:06:30,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:06:30,138 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:06:30,138 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:06:30,139 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:06:30,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:06:30,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:06:30,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:06:30,139 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:06:30,139 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:06:30,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:06:30,139 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_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3 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 -> 58496869a16ffeea9559ca0c6035ba76fca571afa99319292183198f494e13eb [2024-11-25 05:06:30,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:06:30,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:06:30,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:06:30,485 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:06:30,488 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:06:30,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_bad.i [2024-11-25 05:06:33,486 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/data/f947baf21/ca83e43f2d104013902217703065f242/FLAGf7cc20692 [2024-11-25 05:06:33,985 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:06:33,986 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_bad.i [2024-11-25 05:06:34,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/data/f947baf21/ca83e43f2d104013902217703065f242/FLAGf7cc20692 [2024-11-25 05:06:34,050 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/data/f947baf21/ca83e43f2d104013902217703065f242 [2024-11-25 05:06:34,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:06:34,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:06:34,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:06:34,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:06:34,061 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:06:34,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:06:34" (1/1) ... [2024-11-25 05:06:34,064 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74af7265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:34, skipping insertion in model container [2024-11-25 05:06:34,064 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:06:34" (1/1) ... [2024-11-25 05:06:34,142 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:06:35,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:06:35,779 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:06:35,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:06:36,161 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:06:36,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36 WrapperNode [2024-11-25 05:06:36,162 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:06:36,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:06:36,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:06:36,164 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:06:36,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,189 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,212 INFO L138 Inliner]: procedures = 937, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-11-25 05:06:36,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:06:36,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:06:36,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:06:36,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:06:36,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,223 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,229 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,230 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,232 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:06:36,238 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:06:36,238 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:06:36,238 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:06:36,239 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:06:36,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:06:36,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:06:36,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:06:36,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 05:06:36,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:06:36,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:06:36,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:06:36,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 05:06:36,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 05:06:36,305 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 05:06:36,305 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 05:06:36,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 05:06:36,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:06:36,432 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:06:36,434 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:06:36,549 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-25 05:06:36,549 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:06:36,585 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:06:36,585 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:06:36,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:06:36 BoogieIcfgContainer [2024-11-25 05:06:36,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:06:36,587 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:06:36,587 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:06:36,597 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:06:36,597 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:06:36" (1/1) ... [2024-11-25 05:06:36,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:06:36,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:06:36,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-25 05:06:36,656 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-25 05:06:36,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 05:06:36,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:06:36,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:06:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:06:36,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:06:37,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:06:37,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-25 05:06:37,020 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-25 05:06:37,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 05:06:37,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:06:37,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:06:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:06:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:06:37,233 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:06:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:06:37,294 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-25 05:06:37,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:06:37 ImpRootNode [2024-11-25 05:06:37,338 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:06:37,338 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:06:37,338 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:06:37,339 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:06:37,339 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:06:36" (3/4) ... [2024-11-25 05:06:37,341 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 05:06:37,342 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:06:37,344 INFO L158 Benchmark]: Toolchain (without parser) took 3288.63ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 38.2MB in the end (delta: 49.8MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2024-11-25 05:06:37,344 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:06:37,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2106.27ms. Allocated memory is still 117.4MB. Free memory was 87.8MB in the beginning and 39.7MB in the end (delta: 48.1MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. [2024-11-25 05:06:37,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.53ms. Allocated memory is still 117.4MB. Free memory was 39.7MB in the beginning and 36.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:06:37,345 INFO L158 Benchmark]: Boogie Preprocessor took 23.77ms. Allocated memory is still 117.4MB. Free memory was 36.1MB in the beginning and 35.3MB in the end (delta: 860.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:06:37,348 INFO L158 Benchmark]: RCFGBuilder took 348.25ms. Allocated memory is still 117.4MB. Free memory was 35.3MB in the beginning and 69.5MB in the end (delta: -34.2MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-11-25 05:06:37,348 INFO L158 Benchmark]: CodeCheck took 751.00ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 38.2MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 05:06:37,348 INFO L158 Benchmark]: Witness Printer took 3.79ms. Allocated memory is still 117.4MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:06:37,352 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: 0.7s, 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: 1862]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1841, overapproximation of fgets at line 1839. 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); [L1853] 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) [L1853] 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] [L1854] CALL CWE190_Integer_Overflow__int_fgets_square_63_bad() [L1835] int data; [L1836] data = 0 [L1838] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1839] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1841] data = atoi(inputBuffer) [L1848] CALL CWE190_Integer_Overflow__int_fgets_square_63b_badSink(&data) [L1860] EXPR \read(*dataPtr) [L1860] int data = *dataPtr; [L1862] 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 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2106.27ms. Allocated memory is still 117.4MB. Free memory was 87.8MB in the beginning and 39.7MB in the end (delta: 48.1MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.53ms. Allocated memory is still 117.4MB. Free memory was 39.7MB in the beginning and 36.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.77ms. Allocated memory is still 117.4MB. Free memory was 36.1MB in the beginning and 35.3MB in the end (delta: 860.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 348.25ms. Allocated memory is still 117.4MB. Free memory was 35.3MB in the beginning and 69.5MB in the end (delta: -34.2MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * CodeCheck took 751.00ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 38.2MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 3.79ms. Allocated memory is still 117.4MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 05:06:37,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/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_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3 --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 58496869a16ffeea9559ca0c6035ba76fca571afa99319292183198f494e13eb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:06:40,215 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:06:40,333 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 05:06:40,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:06:40,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:06:40,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:06:40,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:06:40,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:06:40,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:06:40,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:06:40,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:06:40,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:06:40,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:06:40,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:06:40,393 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:06:40,395 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:06:40,395 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:06:40,395 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:06:40,395 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:06:40,395 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:06:40,395 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:06:40,396 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:06:40,396 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:06:40,396 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:06:40,396 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:06:40,396 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:06:40,396 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:06:40,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:06:40,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:06:40,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:06:40,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:06:40,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:06:40,397 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:06:40,397 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:06:40,397 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:06:40,397 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_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3 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 -> 58496869a16ffeea9559ca0c6035ba76fca571afa99319292183198f494e13eb [2024-11-25 05:06:40,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:06:40,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:06:40,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:06:40,748 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:06:40,749 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:06:40,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_bad.i [2024-11-25 05:06:43,705 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/data/c012ade13/bc297d9562cc433fae07c14a9ec7f3ca/FLAGd2fd19838 [2024-11-25 05:06:44,312 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:06:44,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_bad.i [2024-11-25 05:06:44,362 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/data/c012ade13/bc297d9562cc433fae07c14a9ec7f3ca/FLAGd2fd19838 [2024-11-25 05:06:44,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/data/c012ade13/bc297d9562cc433fae07c14a9ec7f3ca [2024-11-25 05:06:44,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:06:44,394 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:06:44,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:06:44,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:06:44,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:06:44,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:06:44" (1/1) ... [2024-11-25 05:06:44,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c35f0cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:44, skipping insertion in model container [2024-11-25 05:06:44,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:06:44" (1/1) ... [2024-11-25 05:06:44,500 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:06:46,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:06:46,663 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:06:46,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:06:47,286 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:06:47,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47 WrapperNode [2024-11-25 05:06:47,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:06:47,289 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:06:47,289 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:06:47,289 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:06:47,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,336 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,372 INFO L138 Inliner]: procedures = 942, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 66 [2024-11-25 05:06:47,373 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:06:47,374 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:06:47,374 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:06:47,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:06:47,381 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,385 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,386 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,395 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,396 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,405 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:06:47,406 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:06:47,406 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:06:47,406 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:06:47,408 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:06:47" (1/1) ... [2024-11-25 05:06:47,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:06:47,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:06:47,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:06:47,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:06:47,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:06:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:06:47,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:06:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 05:06:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 05:06:47,496 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 05:06:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 05:06:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:06:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 05:06:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 05:06:47,671 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:06:47,674 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:06:50,894 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-25 05:06:50,894 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:06:50,963 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:06:50,964 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:06:50,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:06:50 BoogieIcfgContainer [2024-11-25 05:06:50,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:06:50,965 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:06:50,965 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:06:50,976 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:06:50,976 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:06:50" (1/1) ... [2024-11-25 05:06:50,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:06:51,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:06:51,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-25 05:06:51,036 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-25 05:06:51,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 05:06:51,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:06:51,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:06:51,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:06:51,044 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:06:51,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70dad891-20da-49e8-9fe6-b0f17c097ae7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process