./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_05_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk --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 40ad1731f0bbe9c4cfd483ab6268531cee9db10d89786f9806f2bb2ac139e421 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:42:16,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:42:16,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:42:16,657 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:42:16,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:42:16,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:42:16,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:42:16,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:42:16,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:42:16,701 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:42:16,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:42:16,701 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:42:16,702 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:42:16,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:42:16,705 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:42:16,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:42:16,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:42:16,717 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:42:16,717 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:42:16,717 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:42:16,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:42:16,719 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:42:16,719 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:42:16,720 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:42:16,720 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:42:16,720 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:42:16,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:42:16,721 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:42:16,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:42:16,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:42:16,722 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:42:16,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:42:16,723 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40ad1731f0bbe9c4cfd483ab6268531cee9db10d89786f9806f2bb2ac139e421 [2024-11-09 00:42:16,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:42:17,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:42:17,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:42:17,030 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:42:17,031 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:42:17,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_05_bad.i Unable to find full path for "g++" [2024-11-09 00:42:19,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:42:19,494 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:42:19,497 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_05_bad.i [2024-11-09 00:42:19,525 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/data/a883ed845/58a92a96c5e24af98bc5489d70c02e88/FLAG602b501b9 [2024-11-09 00:42:19,727 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/data/a883ed845/58a92a96c5e24af98bc5489d70c02e88 [2024-11-09 00:42:19,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:42:19,731 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:42:19,733 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:42:19,733 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:42:19,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:42:19,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:42:19" (1/1) ... [2024-11-09 00:42:19,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@756e47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:19, skipping insertion in model container [2024-11-09 00:42:19,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:42:19" (1/1) ... [2024-11-09 00:42:19,802 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:42:20,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:42:20,917 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:42:20,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:42:21,197 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:42:21,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21 WrapperNode [2024-11-09 00:42:21,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:42:21,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:42:21,198 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:42:21,199 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:42:21,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,242 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,278 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-09 00:42:21,278 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:42:21,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:42:21,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:42:21,279 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:42:21,287 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,290 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,290 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,295 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,300 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:42:21,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:42:21,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:42:21,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:42:21,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:42:21,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:42:21,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:42:21,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:42:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:42:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:42:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:42:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:42:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:42:21,544 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:42:21,546 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:42:21,664 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:42:21,664 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:42:21,713 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:42:21,714 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:42:21,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:42:21 BoogieIcfgContainer [2024-11-09 00:42:21,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:42:21,715 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:42:21,715 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:42:21,727 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:42:21,727 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:42:21" (1/1) ... [2024-11-09 00:42:21,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:42:21,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:21,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:42:21,798 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:42:21,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:42:21,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:21,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:22,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:22,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:22,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-09 00:42:22,348 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-09 00:42:22,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:42:22,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:22,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:42:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:42:22,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:42:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:42:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:42:22,466 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:42:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:42:22,494 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:42:22,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:42:22 ImpRootNode [2024-11-09 00:42:22,521 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:42:22,522 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:42:22,522 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:42:22,523 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:42:22,523 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:42:21" (3/4) ... [2024-11-09 00:42:22,526 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:42:22,528 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:42:22,529 INFO L158 Benchmark]: Toolchain (without parser) took 2797.15ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 103.4MB in the beginning and 106.5MB in the end (delta: -3.1MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2024-11-09 00:42:22,529 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 148.9MB. Free memory is still 117.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:42:22,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1464.99ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 103.4MB in the beginning and 154.7MB in the end (delta: -51.3MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2024-11-09 00:42:22,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.95ms. Allocated memory is still 203.4MB. Free memory was 154.7MB in the beginning and 152.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:42:22,531 INFO L158 Benchmark]: Boogie Preprocessor took 23.91ms. Allocated memory is still 203.4MB. Free memory was 152.6MB in the beginning and 150.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:42:22,532 INFO L158 Benchmark]: RCFGBuilder took 411.08ms. Allocated memory is still 203.4MB. Free memory was 150.5MB in the beginning and 135.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:42:22,533 INFO L158 Benchmark]: CodeCheck took 806.15ms. Allocated memory is still 203.4MB. Free memory was 135.8MB in the beginning and 106.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 00:42:22,533 INFO L158 Benchmark]: Witness Printer took 5.54ms. Allocated memory is still 203.4MB. Free memory is still 106.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:42:22,536 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, 14 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, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 4 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 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 - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570. 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); [L1548] static int staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] 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, staticFalse=0, staticTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_fscanf_postinc_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1558] COND TRUE \read(staticTrue) [L1561] 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, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 148.9MB. Free memory is still 117.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1464.99ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 103.4MB in the beginning and 154.7MB in the end (delta: -51.3MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.95ms. Allocated memory is still 203.4MB. Free memory was 154.7MB in the beginning and 152.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.91ms. Allocated memory is still 203.4MB. Free memory was 152.6MB in the beginning and 150.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 411.08ms. Allocated memory is still 203.4MB. Free memory was 150.5MB in the beginning and 135.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 806.15ms. Allocated memory is still 203.4MB. Free memory was 135.8MB in the beginning and 106.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 5.54ms. Allocated memory is still 203.4MB. Free memory is still 106.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:42:22,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk --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 40ad1731f0bbe9c4cfd483ab6268531cee9db10d89786f9806f2bb2ac139e421 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:42:25,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:42:25,124 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:42:25,173 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:42:25,175 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:42:25,175 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:42:25,176 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:42:25,177 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:42:25,178 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:42:25,179 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:42:25,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:42:25,179 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:42:25,180 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:42:25,182 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:42:25,183 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:42:25,183 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:42:25,183 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:42:25,184 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:42:25,184 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:42:25,184 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:42:25,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:42:25,188 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:42:25,189 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:42:25,189 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:42:25,189 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:42:25,189 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:42:25,189 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:42:25,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:42:25,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:42:25,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:42:25,191 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:42:25,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:42:25,191 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:42:25,191 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:42:25,191 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:42:25,192 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40ad1731f0bbe9c4cfd483ab6268531cee9db10d89786f9806f2bb2ac139e421 [2024-11-09 00:42:25,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:42:25,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:42:25,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:42:25,627 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:42:25,627 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:42:25,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_05_bad.i Unable to find full path for "g++" [2024-11-09 00:42:27,620 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:42:28,091 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:42:28,091 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_05_bad.i [2024-11-09 00:42:28,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/data/4f59383a3/3a83010b56534384997e99d64722fb70/FLAGaf1e973ec [2024-11-09 00:42:28,194 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/data/4f59383a3/3a83010b56534384997e99d64722fb70 [2024-11-09 00:42:28,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:42:28,199 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:42:28,202 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:42:28,203 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:42:28,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:42:28,210 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:42:28" (1/1) ... [2024-11-09 00:42:28,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74a1dbcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:28, skipping insertion in model container [2024-11-09 00:42:28,213 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:42:28" (1/1) ... [2024-11-09 00:42:28,287 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:42:29,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:42:29,424 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:42:29,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:42:29,721 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:42:29,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29 WrapperNode [2024-11-09 00:42:29,722 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:42:29,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:42:29,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:42:29,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:42:29,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29" (1/1) ... [2024-11-09 00:42:29,774 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29" (1/1) ... [2024-11-09 00:42:29,797 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-09 00:42:29,799 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:42:29,800 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:42:29,801 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:42:29,801 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:42:29,811 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29" (1/1) ... [2024-11-09 00:42:29,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29" (1/1) ... [2024-11-09 00:42:29,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29" (1/1) ... [2024-11-09 00:42:29,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29" (1/1) ... [2024-11-09 00:42:29,835 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29" (1/1) ... [2024-11-09 00:42:29,837 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29" (1/1) ... [2024-11-09 00:42:29,843 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29" (1/1) ... [2024-11-09 00:42:29,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29" (1/1) ... [2024-11-09 00:42:29,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:42:29,854 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:42:29,854 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:42:29,854 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:42:29,855 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:29" (1/1) ... [2024-11-09 00:42:29,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:42:29,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:42:29,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:42:29,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:42:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:42:29,927 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:42:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:42:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:42:29,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:42:30,156 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:42:30,158 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:42:30,312 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:42:30,313 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:42:30,390 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:42:30,392 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:42:30,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:42:30 BoogieIcfgContainer [2024-11-09 00:42:30,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:42:30,394 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:42:30,394 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:42:30,405 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:42:30,406 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:42:30" (1/1) ... [2024-11-09 00:42:30,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:42:30,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:30,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:42:30,479 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:42:30,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:42:30,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:30,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:42:30,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:42:30,489 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:42:30,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:42:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:30,612 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:42:30,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:42:30,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:42:30,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:42:30,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:42:30,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:42:30,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:42:30,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-09 00:42:30,690 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-09 00:42:30,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:42:30,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:42:30,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:42:30,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:42:30,693 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:42:30,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:42:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:42:30,885 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:42:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:42:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:42:31,000 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:42:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:42:31,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:42:31,046 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:42:31,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:42:31 ImpRootNode [2024-11-09 00:42:31,080 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:42:31,080 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:42:31,080 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:42:31,081 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:42:31,081 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:42:30" (3/4) ... [2024-11-09 00:42:31,088 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:42:31,089 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:42:31,090 INFO L158 Benchmark]: Toolchain (without parser) took 2890.84ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 57.6MB in the beginning and 67.6MB in the end (delta: -10.0MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-11-09 00:42:31,090 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 54.5MB. Free memory is still 30.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:42:31,091 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1522.99ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 57.4MB in the beginning and 48.9MB in the end (delta: 8.5MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2024-11-09 00:42:31,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.16ms. Allocated memory is still 107.0MB. Free memory was 48.9MB in the beginning and 76.2MB in the end (delta: -27.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-11-09 00:42:31,093 INFO L158 Benchmark]: Boogie Preprocessor took 53.25ms. Allocated memory is still 107.0MB. Free memory was 76.2MB in the beginning and 74.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:42:31,094 INFO L158 Benchmark]: RCFGBuilder took 539.62ms. Allocated memory is still 107.0MB. Free memory was 74.7MB in the beginning and 58.3MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:42:31,095 INFO L158 Benchmark]: CodeCheck took 686.05ms. Allocated memory is still 107.0MB. Free memory was 58.3MB in the beginning and 67.6MB in the end (delta: -9.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:42:31,096 INFO L158 Benchmark]: Witness Printer took 8.67ms. Allocated memory is still 107.0MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:42:31,099 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, 14 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, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 7 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 32 ConjunctsInSsa, 1 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 - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570. 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); [L1548] static int staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] 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, staticFalse=0, staticTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_fscanf_postinc_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1558] COND TRUE \read(staticTrue) [L1561] 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, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 54.5MB. Free memory is still 30.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1522.99ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 57.4MB in the beginning and 48.9MB in the end (delta: 8.5MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.16ms. Allocated memory is still 107.0MB. Free memory was 48.9MB in the beginning and 76.2MB in the end (delta: -27.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.25ms. Allocated memory is still 107.0MB. Free memory was 76.2MB in the beginning and 74.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 539.62ms. Allocated memory is still 107.0MB. Free memory was 74.7MB in the beginning and 58.3MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 686.05ms. Allocated memory is still 107.0MB. Free memory was 58.3MB in the beginning and 67.6MB in the end (delta: -9.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.67ms. Allocated memory is still 107.0MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:42:31,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_362eb141-6ee4-402a-bc26-4c4de1845efb/bin/ukojak-verify-ImItNfHLgk/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample