./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_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_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/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_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/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_58623ee9-a2c3-41c2-98c1-cc64374dd044/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 a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:15:08,015 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:15:08,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 02:15:08,124 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:15:08,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:15:08,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:15:08,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:15:08,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:15:08,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:15:08,156 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:15:08,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:15:08,156 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:15:08,156 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:15:08,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:15:08,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:15:08,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:15:08,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:15:08,157 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:15:08,157 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:15:08,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:15:08,157 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:15:08,157 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:15:08,157 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:15:08,157 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:15:08,157 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:15:08,157 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:15:08,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:15:08,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:15:08,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:15:08,158 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:15:08,158 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:15:08,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:15:08,161 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_58623ee9-a2c3-41c2-98c1-cc64374dd044/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 -> a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 [2024-11-25 02:15:08,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:15:08,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:15:08,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:15:08,509 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:15:08,509 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:15:08,510 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2024-11-25 02:15:11,540 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/data/7a5219290/a1fadae7ed32455086b7831caa9e9bb8/FLAG8ffb8d20f [2024-11-25 02:15:12,131 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:15:12,131 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2024-11-25 02:15:12,160 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/data/7a5219290/a1fadae7ed32455086b7831caa9e9bb8/FLAG8ffb8d20f [2024-11-25 02:15:12,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/data/7a5219290/a1fadae7ed32455086b7831caa9e9bb8 [2024-11-25 02:15:12,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:15:12,178 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:15:12,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:15:12,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:15:12,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:15:12,184 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:15:12" (1/1) ... [2024-11-25 02:15:12,185 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14056dd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:12, skipping insertion in model container [2024-11-25 02:15:12,185 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:15:12" (1/1) ... [2024-11-25 02:15:12,236 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:15:13,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:15:13,694 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:15:13,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:15:14,060 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:15:14,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14 WrapperNode [2024-11-25 02:15:14,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:15:14,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:15:14,062 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:15:14,062 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:15:14,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,090 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,112 INFO L138 Inliner]: procedures = 939, calls = 30, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 64 [2024-11-25 02:15:14,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:15:14,113 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:15:14,113 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:15:14,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:15:14,122 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,130 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,131 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,134 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,137 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:15:14,138 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:15:14,138 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:15:14,138 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:15:14,139 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:15:14,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:15:14,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:15:14,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:15:14,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:15:14,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:15:14,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:15:14,216 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 02:15:14,216 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 02:15:14,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:15:14,396 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:15:14,398 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:15:14,552 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-25 02:15:14,553 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:15:14,610 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:15:14,614 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:15:14,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:15:14 BoogieIcfgContainer [2024-11-25 02:15:14,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:15:14,615 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:15:14,615 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:15:14,625 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:15:14,625 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:15:14" (1/1) ... [2024-11-25 02:15:14,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:15:14,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:14,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-25 02:15:14,693 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-25 02:15:14,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 02:15:14,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:14,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:15:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:14,971 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 02:15:14,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:14,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-25 02:15:14,993 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-25 02:15:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:15:14,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:14,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:15:15,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:15:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:15:15,162 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:15:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:15:15,217 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-25 02:15:15,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:15:15 ImpRootNode [2024-11-25 02:15:15,251 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:15:15,251 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:15:15,252 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:15:15,252 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:15:15,253 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:15:14" (3/4) ... [2024-11-25 02:15:15,255 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 02:15:15,256 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:15:15,257 INFO L158 Benchmark]: Toolchain (without parser) took 3079.20ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 47.4MB in the end (delta: 53.1MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2024-11-25 02:15:15,259 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 167.8MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:15,260 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1882.03ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 91.9MB in the end (delta: 8.2MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. [2024-11-25 02:15:15,260 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.13ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 88.2MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:15:15,260 INFO L158 Benchmark]: Boogie Preprocessor took 23.76ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 87.4MB in the end (delta: 788.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:15,261 INFO L158 Benchmark]: RCFGBuilder took 477.13ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 73.4MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:15:15,261 INFO L158 Benchmark]: CodeCheck took 635.27ms. Allocated memory is still 142.6MB. Free memory was 73.4MB in the beginning and 47.4MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:15:15,261 INFO L158 Benchmark]: Witness Printer took 5.05ms. Allocated memory is still 142.6MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:15,266 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: 0.6s, 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: 1871]: 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_53_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=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_53b_badSink(data) [L1861] CALL CWE190_Integer_Overflow__int_fgets_square_53c_badSink(data) [L1866] CALL CWE190_Integer_Overflow__int_fgets_square_53d_badSink(data) [L1871] 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 0.71ms. Allocated memory is still 167.8MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1882.03ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 91.9MB in the end (delta: 8.2MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.13ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 88.2MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.76ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 87.4MB in the end (delta: 788.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 477.13ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 73.4MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 635.27ms. Allocated memory is still 142.6MB. Free memory was 73.4MB in the beginning and 47.4MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 5.05ms. Allocated memory is still 142.6MB. Free memory is still 47.4MB. 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 02:15:15,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/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_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/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_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/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_58623ee9-a2c3-41c2-98c1-cc64374dd044/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 a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:15:17,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:15:18,056 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 02:15:18,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:15:18,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:15:18,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:15:18,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:15:18,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:15:18,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:15:18,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:15:18,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:15:18,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:15:18,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:15:18,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:15:18,100 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:15:18,100 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:15:18,100 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:15:18,100 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:15:18,100 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:15:18,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:15:18,100 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:15:18,100 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:15:18,101 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:15:18,101 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:15:18,101 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:15:18,101 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:18,101 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:15:18,101 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:15:18,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:15:18,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:15:18,102 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:15:18,102 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:15:18,102 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:15:18,102 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:18,102 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:15:18,102 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_58623ee9-a2c3-41c2-98c1-cc64374dd044/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 -> a066747f03e0fa4043b8e106b89336bb8f19b62c99a321004bd04fdc8b31baf6 [2024-11-25 02:15:18,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:15:18,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:15:18,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:15:18,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:15:18,420 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:15:18,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2024-11-25 02:15:21,426 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/data/ef1f61ab9/256303f56b1f4f5c88ddef3616cf4e3b/FLAG8f2d433a3 [2024-11-25 02:15:21,979 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:15:21,979 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_53_bad.i [2024-11-25 02:15:22,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/data/ef1f61ab9/256303f56b1f4f5c88ddef3616cf4e3b/FLAG8f2d433a3 [2024-11-25 02:15:22,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/data/ef1f61ab9/256303f56b1f4f5c88ddef3616cf4e3b [2024-11-25 02:15:22,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:15:22,035 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:15:22,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:15:22,037 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:15:22,043 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:15:22,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:15:22" (1/1) ... [2024-11-25 02:15:22,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f140e72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:22, skipping insertion in model container [2024-11-25 02:15:22,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:15:22" (1/1) ... [2024-11-25 02:15:22,108 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:15:23,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:15:23,653 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:15:23,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:15:24,223 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:15:24,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24 WrapperNode [2024-11-25 02:15:24,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:15:24,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:15:24,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:15:24,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:15:24,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,291 INFO L138 Inliner]: procedures = 944, calls = 30, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 63 [2024-11-25 02:15:24,291 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:15:24,292 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:15:24,292 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:15:24,292 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:15:24,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,311 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,316 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,317 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:15:24,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:15:24,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:15:24,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:15:24,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:24" (1/1) ... [2024-11-25 02:15:24,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:15:24,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:15:24,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:15:24,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:15:24,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:15:24,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:15:24,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:15:24,391 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 02:15:24,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 02:15:24,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:15:24,603 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:15:24,606 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:15:27,571 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-25 02:15:27,571 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:15:27,652 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:15:27,653 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:15:27,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:15:27 BoogieIcfgContainer [2024-11-25 02:15:27,653 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:15:27,654 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:15:27,654 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:15:27,666 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:15:27,666 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:15:27" (1/1) ... [2024-11-25 02:15:27,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:15:27,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:27,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-25 02:15:27,738 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-25 02:15:27,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 02:15:27,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:27,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:27,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:15:27,747 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:15:27,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623ee9-a2c3-41c2-98c1-cc64374dd044/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process